






A 2-section, 2-spool load-sensing proportional sectional valve designed for smooth, efficient flow sharing in mobile hydraulic systems, supporting up to 250 L/min and 250 bar with multiple global port options.
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Support OEM customization


Key features: Load-sensing proportional control for precise metering, stable actuator speed, and improved fuel efficiency on variable-load machines; 2-section sectional (modular) structure for flexible circuit configuration and easier service; high capacity performance with 250 L/min rated flow and 250 bar maximum pressure for demanding mobile hydraulics.
Operating range: Works with wide hydraulic oil viscosity (12–400 cSt) and harsh ambient temperatures (-40°C to +80°C), suitable for cold regions and heavy-duty outdoor equipment.
Ports & compatibility: Inlet/outlet/working ports available in M36×2, G1, 1 NPT, and SAE 16 to match different regional plumbing standards and simplify retrofit.
Typical applications: Boom and attachment control on telehandlers and aerial platforms, auxiliary functions on wheel loaders and skid steer loaders, and multi-function circuits on backhoe loaders, graders, and tractors.
Supply capability: Manufacturer support for OEM/ODM, private label, customization, bulk wholesale, and global distributor/agent cooperation.
| QSF32 Series Sweeper Truck Valve Parameters | |
|---|---|
| Control Method | Solenoid, Load Sensitive Proportional |
| Spool | 1 Spool, 2 Spool, 3 Spool |
| Ambient Temperature Range | -40°C to +80°C (-40°F to +176°F) |
| Structure Type | Sectional valve |
| Section | 1 Section, 2 Section, 3 Section |
| Operating Viscosity Range | 12 - 400 mm²/s (12 cSt to 400 cSt) |
| Rated Flow | 250 L/min (66 US gpm) |
| Max Pressure | 250 bar (3600 psi) |
| Inlet Port | G1, SAE 16, 1 NPT, M36×2 |
| Outlet Port | G1, SAE 16, 1 NPT, M36×2 |
| Port Size | G1, SAE 16, 1 NPT, M36×2 |




We provide OEM/ODM services. When your product orders reach a certain value, we can offer a variety of customization services, including labels, packaging, product colors, and more.
We support multiple currencies and diverse payment methods, such as T/T, L/C, Alibaba platform, China Manufacturing Payment Platform, bank transfer, and more.
We can provide samples, and the sample costs will be refunded to you in the form of deducted payments in the later stages.