'output circuit'

Nihon Needs International is a leading company that offers advanced solutions to cater to the needs of the industrial sector. One of their most popular products is the Direct Projection Type Safety Light Curtain RPZ, which has been designed to provide maximum safety to workers in hazardous environments. This safety curtain uses advanced technology to detect and alert workers of any potential danger. The curtain is composed of a transmitter and receiver unit that projects an invisible beam of light to create a barrier that workers cannot cross. When the beam is interrupted, the curtain immediately sends an alert signal to the control unit, which can trigger the shutdown of the machinery. This is crucial in preventing accidents and injuries in the workplace, and is an essential component in ensuring that workers can perform their duties safely and efficiently. The Direct Projection Type Safety Light Curtain RPZ is not only a critical safety feature in industrial settings, but it also improves productivity and efficiency. The curtain ensures that workers can work with machinery safely and securely without the need for constant manual checks. With this advanced technology, workers can focus on their tasks and not worry about potential hazards. Additionally, the Direct Projection Type Safety Light Curtain RPZ is designed to withstand harsh industrial environments. The curtain is made from durable materials that can withstand extreme temperatures, humidity, and other environmental factors. This ensures that the curtain can function effectively in various conditions and environments. Nihon Needs International is committed to delivering high-quality products and services to their clients. They have a team of skilled professionals who are dedicated to providing customized solutions that cater to the unique needs of each customer. The Direct Projection Type Safety Light Curtain RPZ is just one example of the many innovative products that Nihon Needs International has to offer. With their commitment to customer satisfaction and advanced technological solutions, Nihon Needs International is a reliable partner for industrial companies worldwide. In conclusion, the Direct Projection Type Safety Light Curtain RPZ is an essential safety feature for any industrial setting. Its advanced technology, durability, and ability to improve productivity make it a valuable asset for any business. Nihon Needs International's commitment to providing quality products and services ensures that customers can rely on them for their industrial needs. Failsafe design for the highest level safety The highest level safety has been realized based on a failsafe design that utilizes mutual checking performed by two CPUs equipped in the receiver, and redundancy of the signal-processing circuit and output circuit. Complies with international standard IEC61496-1/2 and North American standard UL61496-1/2. Complies with China Standard GB4584-2007(some models) Diverse line-up to cope with various operating environments Select the optimal safety light curtain according to the installation environment, type of press and work content. Series connection function and error display function equipped Flexible installations matched to the operating environment and work content Simple to adjust beams LED indicators equipped: Determine status of main unit with a single glance Mutual interference prevention When multiple RPZ units are installed, a light interference avoidance algorithm (assigned according to the respective wavelengths of light sensors) can prevent mutual interference (up to three sets).

Aluminum X-Y Rail System - NihonNeedsInternational ( NNI ) Introduction : - In the realm of industrial manufacturing, efficiency and precision are paramount. Nihon Needs International Pvt. Ltd., a leading provider of cutting-edge industrial solutions, has emerged as a game-changer with its innovative Aluminum X-Y Rail System. This revolutionary product has been designed to enhance productivity and streamline operations in a wide range of industries, bringing about a new era of efficiency and effectiveness. Unleashing the Potential of the Aluminum X-Y Rail System The Aluminum X-Y Rail System offered by Nihon Needs International Pvt. Ltd. is a versatile and adaptable solution for various industrial applications. With its lightweight yet sturdy construction, the rail system provides a reliable platform for the seamless movement of heavy equipment and machinery. This system utilizes high-quality aluminum components, renowned for their durability, corrosion resistance, and low maintenance requirements. Applications Across Industries One of the key advantages of the Aluminum X-Y Rail System is its ability to cater to diverse industries. From automotive and aerospace to electronics and manufacturing, this innovative system finds utility across a wide range of sectors. Whether it's facilitating the assembly of intricate components or optimizing the movement of heavy materials, the rail system offers unparalleled flexibility and precision. Enhanced Efficiency and Productivity The Aluminum X-Y Rail System brings numerous benefits that significantly enhance efficiency and productivity in industrial settings. The smooth movement and precise positioning capabilities of this rail system ensure seamless workflow and reduce downtime. By minimizing the need for manual handling, it minimizes the risk of accidents and improves overall safety. Moreover, the system's adaptability and modular design allow for easy customization to suit specific operational requirements, thereby streamlining processes and maximizing output. Environmental Considerations In an era of increasing environmental consciousness, the Aluminum X-Y Rail System stands out as an eco-friendly alternative. The lightweight nature of aluminum reduces energy consumption and promotes sustainability. Additionally, aluminum is a highly recyclable material, further contributing to the conservation of natural resources. By adopting this rail system, companies can align their operations with green practices and demonstrate their commitment to environmental stewardship. Conclusion Nihon Needs International Pvt. Ltd.'s Aluminum X-Y Rail System has revolutionized industrial efficiency, offering an innovative solution for diverse industries. With its lightweight yet robust construction, versatile applications, and eco-friendly characteristics, this rail system has emerged as a preferred choice for businesses striving for enhanced productivity, safety, and sustainability. As Nihon Needs continues to push the boundaries of industrial innovation, the Aluminum X-Y Rail System promises to unlock new realms of operational excellence in the years to come. Aluminum rail System Advantages : - 1 - Reduces the accumulation of dirt and grime on internal rolling surface. 2 - A flexible design enables for line expansions, changes, and protection from building obstruction. 3 - shorter internal transportation duration. 4 - lessening of operator fatigue. 5 - without making any noise as it is handled and moved, comfortable. 6 - Standard fittings are bolted not welded construction. So easy, fast and safe to install and take down for relocation by reuse of all parts. 7 - The track is self-cleaning and won't corrode or flake off. It is corrosion resistant, which makes it great for outdoor use.

Nihon Needs International is a company that is focused on bringing high-quality products to the market, and one of their most popular products is the GENTOS HEAD LIGHT. The GENTOS HEAD LIGHT is a high-performance headlamp that is ideal for a range of different applications, from outdoor activities like camping and hiking, to professional applications like construction and maintenance work. The headlamp is designed to provide powerful, long-lasting illumination that is both efficient and reliable, making it an excellent choice for anyone who needs a reliable light source. One of the key advantages of the GENTOS HEAD LIGHT is its versatility. The headlamp features multiple lighting modes, including a high-power mode for maximum illumination, a low-power mode for longer battery life, and a strobe mode for emergency signaling. The headlamp also features an adjustable beam angle, allowing users to customize the direction and intensity of the light to suit their specific needs. This makes the GENTOS HEAD LIGHT an excellent choice for a wide range of different applications. In addition to its impressive performance capabilities, the GENTOS HEAD LIGHT is also built to last. The headlamp is constructed from high-quality materials that are designed to withstand the rigors of regular use, including impacts, water exposure, and extreme temperatures. This makes it an excellent choice for use in harsh environments, where other headlamps may not be able to withstand the conditions. Overall, Nihon Needs International has created an exceptional product in the GENTOS HEAD LIGHT. With its powerful and reliable performance, versatile lighting modes, and durable construction, this headlamp is an excellent choice for anyone who needs a high-quality lighting solution. Whether you are an outdoor enthusiast, a professional tradesperson, or simply someone who needs a reliable light source for everyday use, the GENTOS HEAD LIGHT is sure to meet your needs and exceed your expectations. Specifications: - LED type：1 × Chip type white LED Light Output：650lm (High Mode) / 300lm (High Mode)/ 20lm (High Mode) Battery type：3.6V 3,200mAh Li-ion Rechargeable Battery 11.52Wh Charging Time：5h Battery Cycle： 300Cycles Run Time：【Front】10h (High Mode) / 14h (Mid Mode)/ 160h (Eco Mode),【Rear】53h (ON) / 142h (Flashing) Lighting Technique : - Focus Control Beam Distance：80m Dust Proof & Water Proof (IP66) Impact Resistance：2m Drop Size：【Front】W70.0×H45.0×D40.0mm (W2.76×H1.77×D1.57in),【Rear】W125.0×H50.0×D40.0mm (W4.92×H1.97×D1.57in) Weight：243g (8.6 oz) Accessory：- Head Strap, Rechargeable Battery, USB Type-C Cable (50cm / 19.69in), A type AC Adaptor（5V / 1A）,Helmet Holder Optional：- Dedicated Rechargeable Battery (Model Number：GA-15） USB Rechargeable Focus Control : Adjustable spot to flood focus beam. Instant-Off Switch：- Switches Off by single operation if stays at any output mode. Red Rear Light : Red Rear Light on battery pack for safety indication. It allows user to be seen in the dark even from behind. Mega-tough cord：- Durable and unbreakable to withstand being bent 75000 times in testing. Switch Lock Function Low Battery Indicator Charging Indicator 60°Movable Head 【HEAD】Head Push Switch, 【BATTERY BOX】Head Push Switch

Nihon Needs International is a renowned company in the field of manufacturing and exporting high-quality products across the world. The company has recently introduced the SHOWA YMAS CYCLE PUMP, which has become a popular product in the market. This product is designed to be used with bicycles, and it is known for its durability, reliability, and high performance. One of the key features of the SHOWA YMAS CYCLE PUMP is its compact size, making it easy to carry around when traveling or commuting. This feature also makes it ideal for outdoor enthusiasts who enjoy cycling and camping, as it can be easily stored in a backpack or pannier bag. Additionally, the pump is made from high-quality materials, ensuring that it will last for a long time, even with frequent use. Another important feature of the SHOWA YMAS CYCLE PUMP is its ability to inflate tires quickly and efficiently. The pump is equipped with a high-pressure piston, which allows for faster inflation times compared to other pumps on the market. This is particularly useful for cyclists who need to inflate their tires quickly before heading out on a ride. Nihon Needs International provides the SHOWA YMAS CYCLE PUMP to customers worldwide. The company offers competitive pricing and high-quality customer service, ensuring that customers are satisfied with their purchase. The company also offers a warranty on their products, providing customers with peace of mind knowing that their investment is protected. In conclusion, the SHOWA YMAS CYCLE PUMP is an excellent product offered by Nihon Needs International. With its compact size, high-quality materials, and efficient inflation capabilities, this pump is an essential tool for any cyclist. Whether you are a professional cyclist or a recreational rider, the SHOWA YMAS CYCLE PUMP is an investment that you will not regret. Contact Nihon Needs International today to learn more about this product and how it can benefit you. Specifications: - n intermittent / cyclic pump unit for resistance type systems 2 discharge volume types available, dispensing 1～3c㎥/cy or 3～㎥/cy 7 cycle time types are available with cycle times of 1, 5, 10, 15, 30, 60 or 120 mins Resistance type motorized pump unit, available in various cycle times with adjustable output volumes. 2 discharge volume types available, dispensing an adjustable discharge amount of either 1c㎥3～3c㎥ or 3c㎥～6c㎥ of oil. The adjustable discharge volume further improves the pump’s efficiency.

Nihon Needs International is a company that specializes in providing top-of-the-line industrial equipment and machinery to businesses all around the world. One of their most popular offerings is the RIKEN OPTECH LOAD MONITOR, which has gained a reputation for being one of the most accurate and reliable load monitoring systems on the market. This innovative technology is designed to help businesses ensure the safety and efficiency of their operations by monitoring the weight and balance of loads in real-time. By doing so, businesses can avoid overloading equipment and minimize the risk of accidents and injuries. The RIKEN OPTECH LOAD MONITOR is a highly sophisticated system that utilizes advanced sensors and algorithms to accurately measure and monitor load weight and balance. This system is capable of providing real-time data on load weight and center of gravity, allowing operators to make informed decisions about how to move and handle loads safely and efficiently. In addition, the RIKEN OPTECH LOAD MONITOR is highly customizable and can be configured to suit the unique needs and requirements of different businesses and industries. One of the key benefits of the RIKEN OPTECH LOAD MONITOR is its ability to help businesses comply with safety regulations and standards. Many industries, such as construction and logistics, are subject to strict safety regulations that require businesses to ensure the safe handling of heavy loads. The RIKEN OPTECH LOAD MONITOR can help businesses meet these regulations by providing accurate and reliable data on load weight and balance, allowing them to make informed decisions about how to move and handle loads safely. Overall, the RIKEN OPTECH LOAD MONITOR is an essential piece of equipment for any business that deals with heavy loads. With its advanced sensors and algorithms, this system can help businesses ensure the safety and efficiency of their operations, while also helping them comply with safety regulations and standards. Nihon Needs International is proud to offer this innovative technology to businesses all around the world and is committed to providing the highest quality equipment and machinery to help businesses succeed. PLA-2N Stage2 has the function of detecting the press load with two(2) pieces of strain gauge sensors. It displays the accurate load during press processing, and output stop signals and stops a press machine immediately when abnormality is detected. Monitoring cannot be ignored when there are eccentric loads for each stroke, and furthermore, load monitoring extends the life of dies, prevents friction and wear of presses, also promotes quality control and rationalization. Features:- Easy to know the balance of loads applied to the left and right sides of the press, and to know improper balance, load center, etc., it facilitates die maintenance and quality control. As a overload protector, it prevents from the damage of the dies by detecting double hits, mis-feed, change of material thickness etc., and estimates die regrinding intervals. By knowing the suitable load for products, the selection of the press is facilitated. The detector can be used to simultaneously set absolute value comparison (set value of upper/lower limits) and comparison with the value of the previous time. The digital LED display is easy to read, and the bar display shows the left load and the right load in percentage.

Nihon Needs International Company is a renowned name in the industry, providing high-quality industrial instruments and machinery to its clients. One of the most popular products offered by the company is the ASK pressure gauge. The ASK pressure gauge is a versatile and reliable instrument that can be used in various industrial applications. The gauge is known for its high accuracy, durability, and ease of use, making it a preferred choice among industrial professionals. The ASK pressure gauge is used to measure the pressure of fluids and gases in different systems. It is essential to have a reliable pressure gauge to ensure that the systems are functioning correctly. The ASK pressure gauge is designed to withstand harsh environmental conditions and has a rugged construction that makes it suitable for use in industries such as oil and gas, chemical, and food processing. Nihon Needs International Company offers the ASK pressure gauge in various sizes and pressure ranges, making it suitable for different applications. The company ensures that the gauges are calibrated accurately and undergo rigorous testing before they are dispatched to clients. Nihon Needs International Company understands the importance of providing high-quality instruments to its clients, and the ASK pressure gauge is no exception. Furthermore, the company offers excellent customer support to its clients. The technical team at Nihon Needs International Company is well-versed in the technical specifications of the ASK pressure gauge and can provide guidance on the selection and installation of the gauge. The company also offers after-sales support to its clients and can help them with any issues that they may face with the gauge. In conclusion, Nihon Needs International Company is a reliable and trustworthy supplier of the ASK pressure gauge. The company offers high-quality gauges that are durable, accurate, and easy to use. The company's commitment to providing excellent customer support and after-sales service makes it a preferred choice among industrial professionals. If you are looking for a high-quality pressure gauge, Nihon Needs International Company's ASK pressure gauge is undoubtedly worth considering. The glycerin pressure gauge body is a strong stainless steel case that can withstand the harsh usage environment during transportation and measurement. Select according to the circuit pressure to be measured. Select a maximum scale pressure range that is at least twice the working pressure. Specifications: - 1- It screws directly into the modular valve pressure sensing port of the hydraulic circuit. 2- A dedicated throttle for absorbing pulsating pressure and surge pressure is built into the pressure gauge stock. 3- Pressure gauges do not touch each other even when modular valves are stacked. 4- The viscous resistance of 100% glycerin liquid in a fully sealed pressure gauge provides better damping of needle movement due to mechanical vibrations. 5- In addition, the movement of the Bourdon tube is damped, and the pulsating pressure absorption effect of the fluid is improved compared to conventional products. 6- 100% glycerin liquid lubricates wear parts such as bearings and gears inside the pressure gauge and improves the durability of the internal mechanism. 7- It also prevents corrosion of internal parts. 8- Safety measures are taken so that even if the Bourdon tube breaks, the transparent plate on the front will not scatter and the hydraulic oil will escape from the safety cap. 9- A green safety mark is attached to the periphery of the transparent plate, making it easy to set the pressure range and set value. 10- As a selection criterion, select a pressure gauge with a maximum scale that is at least twice the pressure range you are using.

Nihon Needs International Company, a leading provider of industrial solutions in INDIA, is proud to offer the ABLE reducers VRG series, powered by NIDEC-SHIMPO Corporation. The ABLE reducers VRG series is an innovative and high-performance solution that helps businesses optimize their production processes and increase efficiency. The NIDEC GEAR REDUCER technology is a state-of-the-art mechanism that provides excellent durability, efficiency, and precision, making it the ideal choice for a wide range of industrial applications. The ABLE reducers VRG series is designed to meet the demanding requirements of modern industry, with a compact design that allows for easy installation and efficient use of space. The reducers come in a range of sizes and ratios, allowing customers to select the most suitable model for their specific needs. They are also highly versatile, with the ability to operate in a variety of conditions and applications, including conveyor systems, packaging machinery, and food processing equipment. NIDEC GEAR REDUCER technology is the driving force behind the ABLE reducers VRG series, delivering outstanding performance and reliability. The gear reducers are constructed with high-precision gears and bearings, ensuring smooth and efficient operation, while the rugged housing provides excellent protection against wear and tear. The technology also includes advanced features such as noise reduction and energy efficiency, making it a cost-effective solution for businesses looking to reduce their environmental footprint and operating costs. At Nihon Needs International Company, we are committed to providing our customers with the best possible solutions for their industrial needs. The ABLE reducers VRG series is just one example of our commitment to innovation and excellence, and we are proud to partner with NIDEC-SHIMPO Corporation to bring this cutting-edge technology to the Japanese market. Whether you are looking to increase production efficiency, reduce downtime, or optimize your manufacturing processes, the ABLE reducers VRG series is the perfect solution for your business. Contact us today to learn more about how we can help you achieve your goals. Specifications: - 1- Quiet "High rigidity" "High precision" Precision reducer VRG series for servo motors. 2- Uses helical gears and planetary gear reduction mechanisms suitable for vibration and noise reduction. We have achieved noise reduction by making the best use of its strengths. 3- The internal gear is directly geared to the reducer case to increase rigidity. Demonstrates high output torque from a compact and sturdy body. 4- High-precision series with backlash 0.05 ° (3 minutes). Demonstrates its power for precise positioning. It is a reducer that makes full use of the characteristics of high-precision servo motors. 5- A series of flange output types with large diameter cross roller bearings. Space saving dramatically improves the degree of freedom in device design. 6- High-grade grease with excellent durability and low wear is used as the lubricating oil, and maintenance is not required for a long period of time. 7- All models have a closed filling method, so you can freely select the mounting posture. 8- Since it is filled with the specified amount of grease at the time of shipment from the factory, it can be used as it is after arrival. In addition, it is compatible with the installation of servo motors and series of each company, and it is easy to install the motor and reducer.

Panel cutout 16mm, easy replacement and adding of contacts The 16mm dia. series of compact size pushbuttons are 'finger-size',and consequently take up little panel space. AH165-2 series operators are about twice as large as the AH164 and AH165 series operators for easier operation. With many types of operator available, the most suitable switch can be identified by color, shape and legend, and have a smooth, quality "snap-action". In spite of their small size they have a highly reliable mechanism, and are eminently suited for solid state and other electronic circuits.

Toyo-Oki Toyooki Kogyo Co Ltd HK5-QG1-06 Hydraulic Valve NIHON Needs International Company is a leading provider of industrial items in India. One of their most sought-after products is the TOYOOKI KOGYO HYDRAULIC PUMPS, which is a high-quality industrial pump designed for various industrial applications. The TOYOOKI KOGYO HYDRAULIC PUMPS is a reliable and durable pump that delivers exceptional performance, making it a must-have in many industrial settings. These hydraulic pumps are widely used in various industries, including construction, mining, agriculture, and manufacturing. They are designed to provide high pressure and high flow rates, which make them ideal for heavy-duty applications. The TOYOOKI KOGYO HYDRAULIC PUMPS also come in different sizes and designs to suit the specific needs of different industries and applications. NIHON Needs International Company is committed to providing its customers with the highest quality products, and the TOYOOKI KOGYO HYDRAULIC PUMPS are no exception. The company sources its products from reputable manufacturers, and the pumps are made with top-quality materials and advanced technology, ensuring their reliability and durability. They also provide excellent customer service, offering technical support and maintenance services to ensure that the pumps operate efficiently and last longer. In conclusion, the TOYOOKI KOGYO HYDRAULIC PUMPS are an excellent choice for anyone looking for a high-quality industrial pump. With their exceptional performance, durability, and reliability, they are ideal for various industrial applications. And with NIHON Needs International Company's commitment to quality and customer service, customers can be assured of getting the best product and support for their industrial needs. TOYOOKI KOGYO HYDRAULIC PUMPS Series: - A- Fixed-displacement vane pump ( HVP-FA1, HVP-FC1, HVP-FE1, HVP-FC2 ) Features: - 1- The pump is designed to be compact and lightweight. 2- The bearing load is small thanks to the hydraulically balanced design, allowing long life and operating economy. 3- The pump operates quietly even in high-speed applications due to excellent cavitation characteristics. 4- The pump contains only a few component parts, made for easy maintenance. 5- Inlet and outlet ports can be located as desired at 90-deg. intervals without restriction on their relative positions. B- Fixed-displacement double vane pump ( HVP-FCC1,HVP-FCE1,HVP-FEE1 ) Features: - 1- Two pumps (HVP-FC1, HVP-FE1 series) are assembled as a unit and driven by one motor. 2- Pumps are usually arranged so that the pump with the larger capacity is located at the shaft side. The fluid pumped from the two pumps can be delivered to separate circuits to drive individual actuators or can be merged to drive a single actuator. C- Variable-displacement vane pump ( HVP-VB1, HVP-VC1, HVP-VD1, HVP-VF1, HVP-VG1 ) Features: - 1- The pump provides a pressure and fluid flow appropriate for the load to save power and reduce fluid temperature rise, thus ensuring economical operation. 2- Since the pump is equipped with a pressure compensation mechanism, components such as a relief valve and unloading valve are not necessary. D- Variable-displacement double vane pump ( HVP-VCC1 ) Features:- Two variable-displacement pumps (HVP-V*1 series) are assembled as a unit and driven by one motor. E- Variable-displacement piston pump ( HPP-VB2V, HPP-VC2V ) Features: - 1- Low noise 2- In operations at 14 MPa, the noise measured at a point 1 meter from the pump running at 1,200 min-1 is 53 dB (A) at cut-off and 58 dB (A) before cut-off. 3- High efficiency (energy saving) 4- Volumetric efficiency: 95%, whole efficiency: 90% (at 13.5 MPa and 1,800 min-1) 5- High response. F- Variable-displacement piston pump ( HPP-VD2V, HPP-VF2V ) Features: - 1- Low noise 2- In operations at 14 MPa, the noise measured at a point 1 meter from the pump running at 1,200 min-1 is 56 dB (A) at cut-off and 60 dB (A) before cut-off. 3- High efficiency (energy saving) 4- Volumetric efficiency: 95%, whole efficiency: 85 % (at 13.5 MPa and 1,800 min-1) 5- High response. G- Variable-displacement double piston pump ( HPP-VCC2V, HPP-VCF2V ) Features: - 1- The pump has a space-saving design, with two piston pumps driven by the same shaft. H- Internal gear pump ( TCP2-*, TCP3-*, TCP4-*, TCP5-* ) Features: - 1- The pump features minimal pulsation and low noise thanks to low-frequency sound. 2- The pump is compact and consists of few moving parts. It is lightweight since the pump body is made of special aluminum alloys. 3- Simple construction along with the use of plain metal ensure long life 4- High pressure and high efficiency. I- Internal gear pump (double pump) - ( TCP22-*, TCP33-*, TCP44-*, TCP55-*, TCP23-*, TCP34-*, TCP45-*, TCP24-*, TCP35-*, TCP25-* ) Features: - Two single pump units are assembled into one unit and driven by the common shaft. The fluid pumped from the two pumps can be delivered to separate circuits to drive individual actuators or can be merged to drive a single actuator. J- Internal gear pump (two-stage pump) - ( TCP2T-*, TCP3T-*, TCP4T-*, TCP5T-* ) Features: - The TC series pump, in which two single pumps are assembled serially in two stages in one housing, enables operation at a maximum discharge pressure of 30 MPa. K - TOYO pump ( HBPV, HBPG, HBPP ) Features: - 1- The pump is compact and requires only a small installation area. 2- Coupling is not necessary since the pump is directly connected to the motor. 3- Center alignment work is not necessary after replacing a pump. L- Internal gear pump ( TCM2-*, TCM3-*, TCM4-*, TCM5-* ) Features: - 1- Low noise 2- Contains only a few component parts made for easy maintenance. 3- High-speed operation is possible while developing stable torque over the low to high speed range. 4- The operating direction is reversible. M- Coolant vane pump ( WVP-VD1, WVP-VF1, WVP-VG1 ) Features: - 1- Long life and high performance 2- Since the pump is a variable-displacement type, no relief valve is necessary. 3- Available in a series so that the discharge rate most appropriate to the application can be selected. 4- Can be mounted in the same manner as conventional hydraulic pumps.