Witness the dawn of unparalleled excellence in hydraulic solutions with our revolutionary HLPSL and HLPSV load-sensitive proportional multi-way directional spool valves. More than mere components, they represent the zenith of engineering brilliance and cutting-edge hydraulic innovation. These valves masterfully unify pressure, flow, and directional control into a seamless, cohesive system, ensuring extraordinary performance and reliability in all applications. With three essential functional modules - connecting blocks, directional valves, and end plates - these valves are crafted with precision to integrate into top-tier hydraulic systems, essential for the finest engineering machinery. They accurately control the movement direction and speed of hydraulic cylinders, motors, and other actuators, offering unmatched precision and control. Standout features include a sleek, compact design, exceptional energy efficiency, and the ability for stepless speed control. Furthermore, these valves empower multiple actuators to function simultaneously under varying loads, delivering unparalleled performance and adaptability for any application.
HLPSL valves are meticulously engineered for constant displacement pump systems, ensuring unwavering and reliable performance in every situation. In contrast, HLPSV valves are intricately designed for variable pump systems. Although HLPSV valves may exhibit a slightly slower response time, their remarkable energy conservation distinguishes them as the optimal choice when efficiency is paramount. With avant-garde engineering and an energy-conscious design, HLPSV valves are the ultimate solution for sophisticated hydraulic control needs, offering a seamless blend of precision, reliability, and energy efficiency.
| References |
size 2 |
size 3 |
size 5 |
| Number of Directional Valve bank |
1~12 |
1~12 |
1~10 |
| Port access type |
thread connection |
thread connection |
thread connection |
| Flow code |
3,6,10,16,25,40 |
3,6,10,16,25,40,63,80 |
16,25,40,63,80,120,160 |
| Max.flow(L/min) |
54 |
100 |
210 |
| Max.pressure(bar) |
420 |
420 |
420 |
| Control Method |
Pilot circuit pressure(bar) |
20~40 |
20~40 |
20~40 |
| Manual force(N) |
≥2.3Nm |
≥1.3Nm |
≥3Nm |
| Working Pressure(ºC) |
-40~80 |
-40~80 |
-40~80 |
| Weight |
Connection Block (kg) |
1.7 |
4 |
8 |
| Directional Valve bank (kg) |
1.9 |
4 |
8 |
| End Plate (kg) |
0.5 |
1.5 |
2.5 |
| Fix mode |
thread connection M8 |
thread connection M8 |
thread connection M10 |
Installation Instructions
(1) Essential Connection Block Codes - Your gateway to unlocking the full potential of our hydraulic systems:
HLPSL: Constant Displacement Pump - An unwavering pillar of reliability, this dedicated device offers seamless and consistent operations, ensuring your system runs with impeccable performance.;
HLPSV: Variable Displacement Pump - Exemplifying adaptability and versatility, this pump effortlessly accommodates a diverse range of operational demands, providing enhanced flexibility.;
(2) Connection Block Ports P & R Specifications - Precision and reliability unite to form a rock-solid operational framework::
2-G3/8; Expertly crafted for compact efficiency, this component supports smooth, uninterrupted flow, optimizing system performance.
3-G1/2; Designed for robust dependability, this port offers a formidable foundation, ensuring your system's steadfast integrity.;
4-G3/4; With advanced connectivity features, it offers superior control and significantly enhances system integration.;
5, 55-G1; Boasting superior flow rates, this port is ideal for high-demand scenarios, delivering reliable and consistent performance.;
6-G1 1/4; Designed for unmatched performance, this component excels in challenging environments, overcoming obstacles with ease.;
(3) Additional Components and Specifications - Pushing the boundaries of system capabilities to new heights::
C,Standard Type - A benchmark of reliability, meticulously designed to fulfill essential operational requirements.;
G,Throttle Valve (For HLPSL only) - Guarantees precision control, thereby amplifying overall system efficiency.;
H,Fixed Differential Overflow Valve for Enhanced Circulating Pressure (~14 bar, HLPSL) - Enhances flow regulation, promoting unparalleled performance and dependability.;
(4) Pilot Oil Circuit Pressure Options - Providing tailor-made pressure control solutions to suit diverse applications:0 - No pressure reducing valve; 1 - Pressure reducing valve (20 bar); 2 - Pressure reducing valve (40 bar); Custom solutions ensure seamless alignment with specific operational needs.
(5) 2/2-way Magnetic Ball Valve for System Unloading - Boosting efficiency and control in system operations:C - No magnetic ball valve; F - Normally open magnetic ball valve, allowing pump pressurization when powered and unloading when unpowered; D - Normally closed magnetic ball valve, facilitating pump unloading when powered and pressurization when unpowered;D/F - Elevate your safety standards with our precision-engineered pressure limiting valve designed for secondary pressure (F50). This state-of-the-art feature ensures unparalleled safety, significantly enhancing operational security and reliability. By utilizing cutting-edge technology, this valve epitomizes the future of safety in hydraulic systems, delivering peace of mind through exceptional performance.
(6) Tool Adjustable, Pressure Limiting Valve in Connection Block: Experience groundbreaking versatility and precision with customizable pressure settings ranging from 63 to 400 bar. This component is the embodiment of adaptability, fully accommodating diverse hydraulic requirements. For seamless configurations, /NF symbolizes no pressure limiting valve, precisely tailored for HLPSV, ensuring flawless pressure management across a vast array of applications. Its versatility guarantees that you are equipped with the finest in hydraulic engineering solutions.
(7) Product Series Classification - The Pinnacle of Engineering Excellence: Unveil the apex of engineering sophistication with our expertly crafted product series, each one a testament to superior design and purpose-driven innovation.;-2 2 Series; -3 3 Series; -5 5 Series; Each series is an engineering marvel, expertly crafted to meet diverse applications, providing you with a product that aligns seamlessly with your precise needs. Choose the series that flawlessly integrates with your specific requirements, ensuring reliability and technological advancement in every use.
(8)Thread size of directional spool valve ports A & B: Discover the perfect fit with our precisely engineered thread sizes, offering seamless integration and operation across all your hydraulic systems.2-G3/8; 3-G1/2; 4-G3/4; 5-G1; including ancillary blocks or the intermediate transition block ZPL 5S(V)/H hydraulic control shut-off valve, engineered with precision for seamless integration and operation. Experience the harmony of precision design and functionality with every application of our expertly crafted components.
(9)Directional valve block inflow controller options: Select from a diverse array of options tailored for excellence: 1, without inflow controller; 2, standard inflow controller; 4, advanced 3-way flow controller for both inlet and outlet, specifically designed for the N 3/3-way valve; 5, enhanced inflow controller; 8, pre-selectable options, each delivering precision and exceptional efficiency, ensuring your hydraulic systems operate at peak performance.
(10) Valve core function symbols: Discover a comprehensive selection of core functions: L, M, F, H, J, B, R, O, N, each meticulously engineered to fulfill specific functional requirements. Each symbol represents a commitment to precision and functionality, ensuring your system operates flawlessly.
(11) Output flow code for ports A & B: Maximize efficiency with peak output flow capabilities: 3, 6, 10, 16, 25, 40, 63, 80, 120, 160, 210 L/min, expertly crafted to provide superior performance and reliability. Experience unmatched flow control and efficiency with our precisely designed solutions.
(12) Secondary pressure limitation options: Choose from: N, no pressure limiting protection; C, simultaneous pressure limitation of actuator ports A & B; A---B---, independent pressure limitation for ports A & B, all measured in bar, ensuring uncompromised system safety. Secure your system with our advanced pressure options, safeguarding your operations with the utmost precision.
(13) Function ON/OFF and pressure outlet options: Customize your system with options like: N, without function ON/OFF or pressure outlet; X, C type pressure limitation; S/S1, AB type pressure limitation; A, electrical ON/OFF on side A; B, electrical ON/OFF on side B, each option meticulously designed for precise control and functionality. Achieve unparalleled system customization and control with our innovative options.
(14) Operation modes: Select from a diverse array of operation modes: A(1,2), manual operation with optional long or short handle; E, electric proportional control; EA(1,2), a fusion of electric proportional control and manual operation; D, electric switching value control; DA(1,2), combined electric switching value control and manual operation; M, manual friction positioning with long handle; H, pure hydraulic control (alignment of pilot oil ports with oil ports A and B); F, pure hydraulic control with perpendicular pilot oil ports, all meticulously crafted for comprehensive and precise control. Experience the pinnacle of operational versatility and precision with our expertly engineered modes.
(15) Ancillary block port sizes: Experience the pinnacle of precision with our expertly crafted port size selections, engineered for seamless adaptability and integration into your systems. Choose from meticulously designed options: /2 G3/8, /3 G1/2, /4 G3/4, and /5 G1. Each selection offers unparalleled flexibility, precisely tailored to meet your specific requirements with unmatched efficiency.
(16) End plate options: Delve into our exceptional selection of finely tailored end plate solutions. E1 sets the standard with an external discharge of pilot oil and an external oil return control port T. Upgrade to E2 for an enhanced experience, featuring an additional port Y. Discover the revolutionary innovation of E3, which incorporates a 2-position 3-way magnetic ball valve, elevating your system's pressure to the apex of safety valve standards when powered, ensuring unrivaled performance and reliability.
E4, akin to E1, distinguishes itself with an internal discharge of pilot oil and a sealed port T. E5 mirrors E2's excellence, now with internal discharge capabilities. Embrace the future with E6, echoing the advanced design of E3. Each variant promises superior discharge control, ensuring your system operates with peak efficiency and performance.
(17) Control voltage and anti-explosion cable options: Strengthen your system's safety and reliability with our comprehensive range of customized solutions. Choose G12-12VDC, perfect for specialized applications that demand absolute safety and uncompromising compatibility.G24: Your reliable choice for robust performance and unwavering dependability.-24VDC; G24Ex-3m-24VDC; G12Ex-3m-12VDC; G24MA-3m-24VDC; G: Amplify your strategic selections with these options, engineered for maximum efficiency and adaptability in various demanding environments.12: A symbol of precision and reliability, crafted for flawless integration into your systems.bb621436: The code of excellence, setting a benchmark in our innovative design.
Since our inception in 2009, Jiangsu KM Hydraulic Control System Co., Ltd. has illuminated the hydraulic industry with groundbreaking innovation and unparalleled excellence. As a prestigious subsidiary of the esteemed China Baoan Group (stock code: 000009), we proudly stand as a distinguished national high-tech enterprise. Our expertise lies in the meticulous research, development, manufacturing, and sales of premium hydraulic components. Our esteemed designation as a national 'specialized, refined, and innovative' small giant enterprise underscores our unwavering commitment to technological advancement and superior quality. This relentless dedication positions us as frontrunners in our field.
Our enhanced Safety Atex Valve, the flagship product, embodies the pinnacle of advanced hydraulic system control. Expertly engineered for construction machinery and heavy-duty equipment, this versatile component is vital for high-stakes applications such as emergency rescue operations, tunnel engineering, mining, and municipal service vehicles. We take immense pride in our strategic collaborations with numerous leading domestic manufacturers, playing a pivotal role in localizing core hydraulic components for high-end mechanical equipment. Guided by our core philosophy-'serving customers with technology, impressing customers with our attitude, and retaining customers with quality'-we are resolute in our commitment to delivering exceptional products, services, and solutions. Our mission is to ascend as a globally trusted supplier of premier hydraulic components, setting new benchmarks of excellence worldwide.
Question:1. What about the lead time?
Answer:Our esteemed lead time stands at about one month post-payment. Within this period, we diligently execute thorough preparations, adhering to stringent quality standards, to ensure every product reaches you in pristine condition. Your satisfaction through flawless delivery is our paramount promise.
Question:2. Do you have any MOQ limit for LED light orders?
Answer: We are delighted to provide an exceptionally low MOQ, allowing you to order as little as one piece for sample validation. This adaptability empowers you to launch your ventures with confidence and precision, perfectly aligning with your distinct requirements.
Question:3. How to proceed with an order for LED lights?
Answer: Initiate the order by sharing your comprehensive requirements or application intents with us. We will then deliver a custom quote tailored to your specific needs or through our expert advice. With finalized drawings and your deposit, we will cement the order and commence production, meticulously adhering to every specification, ensuring a seamless, bespoke solution tailored exclusively for you.drawings,and place a deposit to formalize the order. Ultimately, we will organize production, guaranteeing that every detail is executed to perfection for a seamless and tailored solution.
Question:4. Is it OK to print my logo on the product?
Answer: Certainly, this is entirely possible. Please ensure you advise us before production begins and confirm the design based on the sample we provide. This ensures your branding is depicted with unmatched precision and excellence, flawlessly embodying your identity.
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