Guangzhou Qichao Machinery Parts Co., Ltd.
                                                                                                           
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LS Proportional Solenoid Valve 702‑21‑57400 ZVEZDA For PC200‑7 PC220‑7 Excavator Hydraulic Pump

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

LS Proportional Solenoid Valve 702‑21‑57400 ZVEZDA For PC200‑7 PC220‑7 Excavator Hydraulic Pump

ZVEZDA LS proportional solenoid valve 702‑21‑57400, square metal base, short cylindrical coil, braided protective harness with pink internal wire, special black connector. Square block base design, different from rounded‑corner 702‑21‑07010 PC‑valve solenoid. Fits PC200‑7, PC220‑7 excavator hydraulic pump. It is LS signal feedback solenoid, resolves engine stalling under load, fast movement but weak

Specification Detailed Information
Brand ZVEZDA
Product Name Hydraulic Pump LS Proportional Solenoid Valve
Part Number 702‑21‑57400
Connector Black special plug, braided harness with pink inner wire
Fit Models For PC200‑7 / PC220‑7 Excavator Hydraulic Pump
Appearance Square metal block base, short cylindrical coil, braided protective harness assembly
Application LS load‑sensing signal control, solve engine bogging, fast‑speed but weak digging, abnormal pressure feedback
Important Reminder LS feedback solenoid, different function from PC‑valve 702‑21‑07010, non‑interchangeable
Shipment From Guangzhou, China
Lead time 3‑7 working days
Warranty 6 Months





KWE5K‑31/G24N9K4 KWE5K‑50/G24N9K4 KWE5K‑31D/G24N9K4 KWE5K‑50D/G24N9K4
KWE5K‑31E/G24N9K4 KWE5K‑50E/G24N9K4 KWE5K‑31J/G24N9K4 KWE5K‑50J/G24N9K4
KWE5K‑31H/G24N9K4 KWE5K‑50H/G24N9K4 KWE5K‑31M/G24N9K4 KWE5K‑50M/G24N9K4
KWE5K‑31C/G24N9K4 KWE5K‑50C/G24N9K4 KWE5K‑31Y/G24N9K4 KWE5K‑50Y/G24N9K4
3183898 3283611 3090883 3984834
3408314 3802250 3935365 4931229
4033199 4092350 4107103 4328625
4383114 4895589 5265536 4945734
4089446 3984070 3840060 4944045
111‑9916 121‑1491 121‑1490 585‑9231
585‑9230 491‑0908 485‑5747 122‑5053
543‑5391 369‑1658 248‑4973 257‑1194
281‑3154 281‑3157 154‑6309 184‑1130
4I‑5794 207‑6806 138‑2924 154‑3064
9X5312 125‑5771 3E‑3748 255‑5661
250‑2508 458‑2950 186‑1525 184‑3833
702‑21‑57400 702‑21‑55901 702‑21‑55600 702‑21‑56800
702‑21‑55701 702‑21‑60900 20Y‑60‑31212 20Y‑60‑11713
20Y‑60‑11712 20Y‑60‑22121 203‑60‑62171 203‑60‑62161
203‑60‑56560 SD1244‑C‑10 21W‑60‑42120 37Z36‑56010
22F‑60‑31600 702‑16‑01430 702‑16‑03910 708‑2L‑04522
708‑2L‑04523 20Y‑60‑32120 206‑60‑51130 206‑60‑51131
702‑21‑57500 702‑21‑07630 702‑21‑07610 702‑21‑07620
20S‑60‑32120 20S‑60‑32121 20S‑60‑22121 20S‑60‑22122
VOE14574269 VOE14616529 VOE14527267 SA8230‑32080
SA8230‑09480 VOE14533415 VOE14602234 VOE21738263
VOE14529293 VOE14601314 VOE14550884 VOE14652607
VOE11713199 VOE14526664 VOE14526665 4110000903013
4110000903014 4110000904011 4110000904012 4110000905011
4110000905012 4110000906011 4110000906012 4120000903011
LG956‑SV01 LG956‑SV02 LG956‑SV03 LG956‑SV04
LG660‑SV01 LG660‑SV02 LG660‑SV03 LG660‑SV04
LG918‑SV01 LG918‑SV02 LG918‑SV03 LG918‑SV04
TM1005109 TM1022381 TM1013365 TM1012047
TM1008204 TM1015612 TM1020451 TM1006321
TM70402 TM58401 TM60601 TM68301
TM1023482 TM1024593 TM1025604 TM1026715
TM‑SV‑024‑24 TM‑SV‑036‑24 TM‑SV‑048‑24 TM‑SV‑060‑24
TM1027826 TM1028937 TM1030048 TM1031159
TM1032260 TM1033371 TM1034482 TM1035593
170‑0601 170‑0901 370‑0882 370‑1011
YN35V00004F2 YN35V00013F1 YN35V00018F2 YN35V00054F1
YB35V00005F1 YB35V00006F1 YB35V00003F1 SKY5P‑17‑A
SV98‑T39 TS98‑T3422S SV‑08W‑20S‑24V SV‑10W‑20S‑24V
Question Answer
Brand & Part number? ZVEZDA,702‑21‑57400,hydraulic pump LS proportional solenoid for PC200‑7/PC220‑7.
Fit for which machine? PC200‑7,PC220‑7 excavator hydraulic pump.
Typical fault symptoms resolved? Engine bogging under load, fast movement but insufficient digging force, abnormal LS pressure feedback.
Can it replace 702‑21‑07010? No. This is LS load‑sensing solenoid; 702‑21‑07010 is PC displacement‑control solenoid, different functions.
Installation note Keep harness away from high‑temperature oil pipes, avoid squeezing wires.
Shipping location? Shipped from Guangzhou, China.
Purchase Reminder Distinguish LS valve and PC valve according to fault phenomenon, do not order by appearance only.


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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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