Product Overview
The DB12120A-011 is a pilot-operated pressure relief valve engineered for precise system pressure regulation and overload protection in industrial hydraulic circuits. As a pressure control valve within the DB series family, it functions by sensing inlet pressure and modulating a balanced spool against an adjustable spring force, diverting excess flow to tank when the preset cracking pressure is exceeded. This valve is designed for panel or manifold mounting in high-pressure hydraulic power units, providing stable pressure limitation, system unloading, and counterbalance protection across a wide range of demanding industrial applications.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Pressure Control Valve (Pilot-Operated Relief Valve) |
| Model Designation | DB12120A-011 |
| Operating Pressure | Standard Industrial Grade (Up to 315 bar rated) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Actuation Type | Pilot-Operated, Spring-Loaded Adjustment |
| Adjustment Range | Field-Adjustable via Hex Socket Screw |
| Fluid Compatibility | Mineral Oil, HLP/HM Hydraulic Fluids |
Engineering Features & Advantages
- Precision Pressure Control: Pilot-operated spool design delivers accurate cracking pressure and minimal pressure override, ensuring stable system regulation even under rapid flow transients.
- Industrial Reliability: Built for continuous operation under severe industrial conditions with hardened internal components and robust spring cage assembly.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, allowing drop-in replacement without circuit modification.
- Low Pressure Drop: Optimized internal flow paths minimize parasitic pressure losses, improving overall system efficiency and reducing heat generation.
- Field Adjustability: Accessible adjustment screw enables precise on-site setting of relief pressure to match specific circuit requirements.
Typical Industrial Applications
This pressure relief valve is widely deployed in plastic injection molding machines for clamping and injection circuit protection, metallurgical presses for overload safeguarding, construction and marine hydraulic systems for main relief and counterbalance functions, and CNC machine tool power packs requiring precise pressure limitation. It is equally suited for general industrial hydraulic power units where reliable system pressure control and component protection are critical.
PRODUCT IMAGES
Unspecified DB12120A-011 Pressure Relief Valve
⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine DB12120A-011 Hydraulic Valve. This precision-engineered hydraulic component features a robust design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.
