Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd.
| Payment Terms | Western Union,T/T,D/P,D/A,L/C |
| Supply Ability | 100 |
| Delivery Time | 2 weeks |
| Packaging Details | wooden box |
| Model | 4WEH 22 D7X/6EG24N9ETK4/B10 |
| Port Size | G 3/4" (typically) |
| Max. Flow Rate | Up to 500 l/min (confirm with datasheet) |
| Pilot Solenoid | 24V DC, wet-pin plug, with LED indicator (ETK4) |
| Nominal Size | 22 mm |
| Brand Name | Rexroth |
| Model Number | 4WEH22D7X/6EG24N9ETK4/B10 |
| Certification | ISO |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | Western Union,T/T,D/P,D/A,L/C | Supply Ability | 100 |
| Delivery Time | 2 weeks | Packaging Details | wooden box |
| Model | 4WEH 22 D7X/6EG24N9ETK4/B10 | Port Size | G 3/4" (typically) |
| Max. Flow Rate | Up to 500 l/min (confirm with datasheet) | Pilot Solenoid | 24V DC, wet-pin plug, with LED indicator (ETK4) |
| Nominal Size | 22 mm | Brand Name | Rexroth |
| Model Number | 4WEH22D7X/6EG24N9ETK4/B10 | Certification | ISO |
| Place of Origin | China | ||
| High Light | Rexroth electro-hydraulic directional valve ，Rexroth 4WEH22D7X hydraulic valve ，Rexroth hydraulic valve with warranty | ||
|
Parameter |
Value / Description |
|---|---|
|
Model |
4WEH 22 D7X/6EG24N9ETK4/B10 |
|
Type |
Electro-hydraulic directional valve (pilot-operated) |
|
Nominal Size |
22 mm |
|
Port Size |
G 3/4" (typically) |
|
Max. Operating Pressure |
350 bar (main stage) |
|
Max. Flow Rate |
Up to 500 l/min (confirm with datasheet) |
|
Positions/Ways |
4-way, 3-position |
|
Main Spool Type (D7X) |
Main spool designation. The "D" series typically indicates a closed-center function. |
|
Pilot Control |
Double solenoid pilot valve |
|
Pilot Solenoid |
24V DC, wet-pin plug, with LED indicator (ETK4) |
|
Mounting |
ISO 4401-08 (CETOP 8) subplate |
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Q1: What is the main application for a 4WEH22 size valve?
A: The 4WEH22 is designed for very high flow hydraulic systems. With a nominal size of 22 mm, it is typically used to control large cylinders or high-power hydraulic motors in heavy industrial machinery, large presses, or mobile equipment where flow rates can reach 400-500 liters per minute.
Q2: What is the likely center function of the "D7X" main spool?
A: The "D" series designation typically indicates a "closed center" function. In the neutral (centered) position, it is most likely that all four main ports (Pressure P, Actuator ports A & B, and Tank T) are blocked. This function holds the actuator in a fixed, locked position. Confirm the exact D7X symbol in the datasheet.
Q3: How is this high-flow valve controlled electrically?
A: It uses a two-stage design. A small, standard 24V DC double-solenoid pilot valve ("6EG24N9ETK4") provides the electrical interface. Energizing one pilot solenoid directs pilot pressure to shift the large main spool. This allows low-power control of a very high-power valve.
Q4: What are the key performance ratings?
A: The main stage is rated for a maximum operating pressure of 350 bar. Its flow capacity is in the very high range, potentially up to 500 l/min depending on the specific D7X spool variant. It mounts on an ISO 4401-08 (CETOP 8) subplate, which is larger than those used for 10mm and 16mm valves.
Q5: Where can I find the complete specifications and installation details?
A: For the full technical datasheet, including the exact D7X center function, detailed flow-pressure curves, required pilot pressure and flow, and dimensional drawings, consult the official documentation for order code R900937356.
Company Details
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
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