154-3064 Hydraulic Cartridge Solenoid Valve Assembly OE 1543064 Fit 966G
Product Details
| OE Part Number: | 154-3064 | Application: | Wheel Loader Transmission Hydraulic Control |
|---|---|---|---|
| Compatible Equipment: | 938G,950G,962G,966G,972G,980G | Warranty: | 6 Months |
| MOQ Support: | 1 Piece Sample Acceptable For On-site Machine Matching Test | Quality Grade: | High Temp Anti-vibration Open Mine Heavy Construction Standard |
| Highlight |
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Product Description
It is the core proportional power matching component of hydraulic pump system. It receives ECU PWM signal to generate adjustable electromagnetic force, pushes precision multi-groove ion-nitrided hardened spool to change hydraulic pilot flow, adjust main pump swash plate angle in real time, balance engine output power and hydraulic flow, prevent engine stall under heavy load cutting, loading and road leveling operations.
| Specification | Detailed Information |
|---|---|
| Brand | ZVEZDA |
| Full Product Name | CAT 938G/966G Wheel Loader & 120H/140H/160H Motor Grader 24V Main Pump Load Sensing Cartridge Solenoid Valve 154-3064 (1543064) |
| OEM Part Number | 154-3064 / 1543064 |
| Interchange PN | 142-0350 |
| Compatible Machine | 938G,966G Wheel Loader; 120H/140H/160H Motor Grader; 824G/980G Loader; E120H/E160K Excavator |
| Matched System | Variable Displacement Hydraulic Main Pump Regulator Load Sensing Circuit |
| Rated Voltage | DC24V |
| Wire & Plug Feature | Green Wire + Grey Rectangular 2-Pin Fully Sealed Waterproof Plug |
| Condition | 100% Brand New Aftermarket OEM Equivalent Complete Valve Assembly |
| Origin | Guangdong, China |
| Core Material | Ion Nitride Hardened Precision Multi-groove Alloy Spool + Low-loss Pure Copper Electromagnetic Coil |
| Installation Position | Wheel Loader/Motor Grader Hydraulic Main Pump Threaded Cartridge Valve Hole |
| Shipment Lead Time | 1–7 working days after payment confirmation |
| Outer Packaging | Neutral Export Carton + Shockproof EPE Foam Inner Liner |
| Series 1 PN | Series 2 PN | Universal Spare Part Numbers |
|---|---|---|
| 20Y-43-41780 | 331/30884 | 4520781 |
| 22U-06-22420 | 331/30885 | 4581230 |
| 22U-06-22380 | 331/30886 | 4601592 |
| 782-5301-301 | 701/80284 | 4632710 |
| 782-5301-302 | 701/80285 | 4678921 |
| 7824-30-1600 | 11S-49 | 4756890 |
| 7825-30-1301 | 60117463 | 4721563 |
| 7825-30-1302 | 60117463LM | 4739125 |
| 7861-92-4130 | 60117464 | 4772106 |
| 7861-92-4131 | 60117464 | 4789321 |
| 20Y-43-41781 | YQ05.251.046 | 4801234 |
| 20Y-43-41800 | 300661-00004A | 212-7890 |
| 708-2H-25053 | 21Q6-20820 | 214-5620 |
| 708-2H-25240 | 702-21-07010 | 0419-9902 |
| 702-21-07311 | 332/G0912 | 0419-9903 |
| 702-21-07610 | 60117466 | 223-8181 |
| 702-21-57400 | YQ05.251.049 | 224-2092 |
| 585-9230 | YN20S00003F1 | 225-0300 |
| 627-2304 | 7820-30-1700 | 253-3809 |
| 585-9231 | 4791230 | 231-8194 |
| 702-21-58100 | 403-0363 | 198-6528 |
| 702-21-57500 | 485-5747 | 328-4314 |
| 702-21-60700 | 375-4414-02 | 384-3892 |
| 714-07-16730 | 485-9850-03 | 485-5747 |
| 201-0950 | 485-9850-03 | 491-0908 |
| 25/220804 | 491-0908 | 553-5204 |
| 25/220994 | 25/220804 | 25/220994 |
| 31Q6-20131 | 25/220994 | 31Q6-91220 |
| 31Q6-91220 | 31Q6-20131 | 086-1879 |
| 086-1879 | 31Q6-91220 | 31765-FC000 |
| 31765-FC000 | 086-1879 | 053400-0745 |
| 053400-0745 | 31765-FC000 | 419-15-47221 |
| 419-15-47221 | 053400-0745 | KDRDE5K-20/40C04 |
| KDRDE5K-20/40C04 | 419-15-47221 | 31Q6-91720 |
| 31Q6-91720 | KDRDE5K-20/40C04 | 25/220804 |
| 25/220804 | 31Q6-91720 | 25/974628 |
| 25/974628 | 25/220804 | 4I-5674 |
| 4I-5674 | 25/974628 | 096-5945 |
| 096-5945 | 4I-5674 | 111-9916 |
| 111-9916 | 096-5945 | 111-9100 |
| 111-9100 | 111-9916 | 56D-15-35220 |
| 56D-15-35220 | 111-9100 | DRE2K-X5-937-16 |
| DRE2K-X5-937-16 | 56D-15-35220 | 116-3526 |
| 116-3526 | DRE2K-X5-937-16 | 121-1490 |
| 121-1490 | 116-3526 | 121-1491 |
| 121-1491 | 121-1490 | 708-2H-25053 |
| 708-2H-25053 | 121-1491 | 708-2H-25240 |
| 708-2H-25240 | 708-2H-25053 | 708-2H-26913 |
| 708-2H-26913 | 708-2H-25240 | 198-4607 |
| 198-4607 | 708-2H-26913 | 195-9700 |
| 195-9700 | 198-4607 | 186-1526 |
| 186-1526 | 195-9700 | 154-3064 |
| No. | Question | Standard Answer |
|---|---|---|
| Q1 | Which construction machinery match 24V cartridge proportional solenoid valve 154-3064 1543064 with green wire grey plug? | This threaded load sensing solenoid fits CAT 938G/966G wheel loaders, 120H/140H/160H motor graders and E120H/E160K excavators hydraulic main pump regulator system, interchangeable with 142-0350. |
| Q2 | What core hydraulic function does this solenoid assembly realize? | It proportionally adjusts variable pump swash plate angle according to engine load, dynamically match engine power and hydraulic output to avoid engine stall under heavy load operation. |
| Q3 | What abnormal hydraulic faults will be caused by solenoid failure? | Insufficient digging/loading force, unstable main pump pressure, slow bucket/arm movement, intermittent equipment power loss, continuous high hydraulic oil temperature. |
| Q4 | Is full disassembly of hydraulic main pump required during replacement? | No, standard threaded cartridge structure, only screw out the old valve assembly and install the new one into pump valve cavity, no need to split pump housing. |
| Q5 | What long-life anti-wear high-temperature resistant design? | The whole spool adopts ion nitriding hardening treatment, double HNBR high temperature oil-proof sealing rings, integrated injection molding waterproof plug, withstand long-term high oil temperature, dust and vibration environment. |
| Q6 | Are 154-3064, 1543064 and 142-0350 interchangeable spare part numbers? | Yes, all three codes correspond to the same complete main pump proportional solenoid assembly and can be replaced mutually without modification. |
| Q7 | How to quickly test coil integrity before installation? | Use a multimeter to measure coil resistance, normal range 14–15.2 ohms; infinite resistance represents open circuit, resistance below 10 ohms indicates internal short circuit and cannot be installed. |
Product Highlights
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