Guangzhou Qichao Machinery Parts Co., Ltd.
                                                                                                           
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KDRDE5K-20/40C04 Solenoid Valve SKX5P-17 For R225-7 Excavator Main Pump

Price Negotiable
Price: Please send mail or Whatsapp
MOQ: 1 Piece
Delivery Time: Negotiable
Brand: ZVEZDA
Product Description

KDRDE5K-20/40C04 Solenoid Valve SKX5P-17 For R225-7 Excavator Main Pump

Cartridge outer thread size, spool stroke, coil inner diameter and green plug pin layout are fully consistent with original OEM assembly, direct screw-in replacement without disassembling the whole hydraulic main pump, only pull out the old valve core assembly, greatly reduce maintenance time and cost.

Product Details

Item Attribute Technical Parameter
Brand ZVEZDA
Commercial Title Threaded Cartridge EPPR Proportional Solenoid SKX5P-17 KDRDE5K-20/40C04 For Hyundai R225-7 Excavator Main Pump
Cross Reference PN SKX5P-17 (Model Code: KDRDE5K-20/40C04)
Applicable System Excavator Variable Pump LS Load Sensing Power Matching Proportional Hydraulic Circuit
Quality Grade High Pressure Anti-vibration Oil Mist Resistant Heavy Mining Equipment Standard
Production Base Guangdong, China
Product Category Hyundai Excavator Kawasaki Main Pump Electrical Control Spare Parts
Electrical Spec Coil Resistance 14.8Ω, Rated Control Current 715mA
Continuous Working Temp Up to 135℃ without coil overheating and spool sticking
Max Working Pressure 8.8MPa Primary Supply Pressure
Order Processing Cycle Normally 1–7 working days once payment received
Custom Service Custom Logo & Custom Export Carton Available For Bulk Orders
MOQ Support 1 Piece Sample Acceptable For On-site Machine Compatibility Test


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20Y-43-41780 331/30884 4520781
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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 60117465 4789321
20Y-43-41781 YQ05.251.046 4801234
20Y-43-41782 YQ05.251.047 106-0107
22U-06-22390 YQ05.251.048 106-0108
22U-06-22400 YN20S00002F3 106-0109
7821-30-1500 YN20S00002F4 165-9569
7822-30-1200 YN20S00002F5 206-3305
7823-30-1400 LQ50S00001P1 134-0649
7826-30-1100 LQ50S00001P2 144-6670
7827-30-1000 8-98074-566-0 152-8973
7828-30-0900 8-98074-567-0 171-2540
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20Y-43-41790 256-7891 191-6527
20Y-43-41800 300661-00004A 212-7890
708-2H-25240 21Q6-20820 214-5620
702-21-07010 K1013849 0419-9902
702-21-07311 332/G0912 0419-9903
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585-9230 YN20S00003F1 225-0300
627-2304 7820-30-1700 253-3809
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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
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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
No. Question Standard Answer
Q1 Which excavator fits main pump proportional solenoid KDRDE5K-20/40C04 SKX5P-17? This 24V EPPR proportional cartridge valve is specially designed for Hyundai R225-7, also compatible with R210LC-7, R140LC-7 7-series excavators with Kawasaki K3V112DT main pump.
Q2 What is the core working function of this pump proportional solenoid? It adjusts the swash plate angle of the variable main pump by changing pilot pressure, matches engine power and hydraulic output, and prevents engine stall during heavy load excavation.
Q3 What machine faults will appear if this solenoid fails? Severe loss of digging power, unstable pump pressure, jitter during operation, slow movement of boom and arm, and continuously rising hydraulic oil temperature.
Q4 Do I need to disassemble the entire hydraulic main pump during replacement? No, it adopts standard threaded cartridge structure; only pull out the old valve core assembly and screw the new one in, no need to split the main pump housing.
Q5 What wear-resistant process ensures long service life under high pressure oil? The whole spool adopts ion nitriding hardening treatment, matched double high temperature HNBR sealing rings, fully sealed green waterproof plug, resist long-term hydraulic oil corrosion and frequent vibration.
Q6 What voltage system does this proportional solenoid adapt to? Standard DC24V, matched with the original electrical system of Hyundai 7-series excavators, cannot be interchanged with 12V coil versions.
Q7 How to quickly judge coil damage before installation? Use a multimeter to measure coil resistance, normal range 14–16 ohms; infinite resistance means open circuit, resistance lower than 9 ohms indicates internal short circuit and cannot be installed.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Qichao Machinery Parts Co., Ltd.
Location 825-827, Zhuji International Machinery City, No.36 Zhuji Road, Tianhe District, Guangzhou, China
Contact Person Sales

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