- +8613427233834
- 18820999946@163.com
- 13427233834@163.com
125-5774 1255774 24V Fuel Shut-off Solenoid Valve, suitable for Caterpillar 330B, 330C, 3304B
- Resolves issues such as failure to shut down, automatic restart after shutdown, or difficulty starting on excavators 330B/330C.
- Serves as a key actuator for the 3304B engine, ensuring safe start-stop of the power system.
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Product Description
Product Name：24V Fuel Shutoff Solenoid Valve (Stop Solenoid)
Part Numbers：125-5774 (OEM Standard Part Number), 1255774 (Universal Replacement Number)
Compatible Equipment：
- Excavators：Caterpillar 330B, 330C
- Engines：Caterpillar 3304B
- Extended Compatibility：3204, 3306, 3306B, 3406B/C series engines, as well as R1300G Loaders and other construction machinery.
- Voltage：24V DC (Standard for construction machinery)
- Type：Pull-type Solenoid
- Flange Hole Spacing：2.50 inches (Standard mounting)
- Core Structure：High-strength solenoid coil + Wear-resistant push rod + Precision sealing assembly
- Engine Shutdown Control：Acts as the “master switch” for the engine fuel system. When energized, electromagnetic suction pulls the plunger to open the fuel path, enabling engine startup and operation. When de-energized, the spring resets to cut off fuel supply, forcing the engine to shut down smoothly.
- Safety Interlock Protection：Features a safety design of cutting fuel on power loss. In case of equipment power failure or circuit malfunction, fuel is immediately cut off to prevent uncontrolled machine operation and ensure operational safety.
- Precise Power Cutoff：Offers fast response with crisp shutdown action, effectively avoiding “dragging” during engine shutdown or fuel leakage.
- OEM-grade Fitment：Strictly adheres to Caterpillar original design standards for precise dimensions. Direct replacement without modification, perfectly compatible with original wiring harness and mounting positions.
- Ultra Durability：Equipped with industrial-grade coils and casings resistant to high temperature and vibration. Withstands harsh construction site conditions (high temperature, dust) for long service life.
- Easy Installation：Standardized flange mounting design with clear wiring terminals (POS/NEG polarity markings), enabling efficient maintenance and replacement.
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No. 23 Bridge Pier, Chengfeng Excavator Parts, Baoye City Green Garden (East Area), Tongling Road, Datong Road Subdistrict, Yaohai District, Hefei, Anhui, China.
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13427233834
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18820999946@163.com
13427233834@163.com