702-21-57400 pilot valve for Komatsu excavator
Pilot control valve Komatsu PC120-7 spare part
Hydraulic pilot valve for Komatsu PC200-8
Construction machinery pilot valve Komatsu PC120-7 PC200-8
702-21-57400 pilot valve for Komatsu excavator
Pilot control valve Komatsu PC120-7 spare part
Hydraulic pilot valve for Komatsu PC200-8
Construction machinery pilot valve Komatsu PC120-7 PC200-8

Construction Machinery Spare Parts 702-21-57400 Pilot Valve for Komatsu PC120-7 PC200-8

   The Construction Machinery Spare Parts 702-21-57400 Pilot Valve is a precision hydraulic control core custom-engineered for Komatsu PC120-7 and PC200-8 excavators. It acts as the key signal transmission component of the hydraulic system, converting low-pressure operator control signals into precise hydraulic commands to drive the boom, arm, bucket, and swing mechanisms. It ensures smooth, responsive, and lag-free operation, even under heavy-load and continuous working conditions, improving overall construction efficiency and operational safety.

 

Key Features
· OEM-Perfect Compatibility: Precisely matches the original mounting dimensions, hydraulic interfaces, and performance parameters of Komatsu PC120-7/PC200-8 excavators, enabling direct-fit installation without modifications.
· High-Precision Control: Advanced valve core with ultra-small spool clearance ensures accurate signal transmission, eliminating jitter or delay during mechanism movement for precise operation.
· Low-Pressure & Labor-Saving: Optimized for low pilot pressure input, reducing operator fatigue during long working shifts and improving operational comfort.

 

Compatible Equipment: Used in various Komatsu machinery including:
· Excavators: PC120-7, PC130-7, PC200-7, PC200-8, PC220-7, PC220-8, PC300-7, PC300-8, PC350-7, PC350-8, PC400-7.
· Bulldozers: D65EX, D155AX, D375A, D475A.

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   Dear Valued Partners,
   Thank you for trusting SPARKLING MACHINERY as your reliable supplier of premium construction machinery spare parts. Today, we are pleased to introduce the 702-21-57400 Pilot Valve, a critical hydraulic control component designed exclusively for Komatsu PC120-7 and PC200-8 excavators. This pilot valve ensures precise signal transmission and smooth hydraulic system response, which is essential for the stable operation of your excavators. 
   We are committed to providing durable, cost-effective parts that maximize your equipment's productivity and minimize downtime.

 

The SPARKLING MACHINERY NEW 702-21-57400 Pilot Valve Photo:

 

Construction machinery pilot valve Komatsu PC120-7 PC200-8Hydraulic pilot valve for Komatsu PC200-8Pilot control valve Komatsu PC120-7 spare part

 

   Why Choose the SPARKLING 702-21-57400 Pilot Valve?
   - Seamless Integration: 100% OEM-matching specifications fit perfectly with PC120-7/PC200-8, saving installation time and labor costs.
   - Superior Control Performance: Minimal signal delay ensures accurate and stable movement of hydraulic actuators, reducing rework rates and improving construction efficiency.
   - Extended Service Life: Robust materials and anti-corrosion treatment withstand harsh construction environments, lowering replacement frequency and long-term maintenance costs.
   - Operator-Friendly Design: Low-pressure input reduces physical strain, making long-hour operations more comfortable and efficient.
   - Professional Technical Support: Our Komatsu-specialized team provides pre-purchase compatibility verification, installation guidance, and post-sales troubleshooting for a worry-free user experience.

 

   About SPARKLING MACHINERY:
   - Founded in 2013, SPARKLING focuses on high-quality excavator parts across hydraulics, undercarriage, engines and electrical systems. We prioritize stability, precision and continuous service, offering worldwide distribution, tailored solutions and strict QC to help customers reduce cost and increase uptime.

 

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   Get In Touch:
   - Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.

  1. 📦 Packing

  2.  

1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment

2. Export-standard packaging to ensure safety during transportation

3. Custom packaging available upon request

4. Dimensions and weight can be provided for freight calculation

302020

403030

454040

🚚 Shipping

 

1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)

2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported

3. For Russian clients, we can introduce the forwarder agent to you

4. Delivery time: Ships within 1-3 working days after payment (for items in stock)

💳 Payment


1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details

📌 Frequently Asked Questions (FAQs)


Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.


Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.


Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.

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We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.

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