ranroswang@hksparkling.com 
+86 138 2341 8469
Solenoid Valve for Komatsu Wheel Loader WA380-5L WA400-5L WA450-5L 702-21-55800
The SPARKLING Komatsu 702-21-55800 solenoid valve ensures reliable hydraulic control for WA380-5L, WA400-5L, and WA450-5L wheel loaders. Optimized for performance and durability, this hydraulic valve is a perfect fit for Komatsu heavy machinery maintenance.
The Solenoid Valve (Part No. 702-21-55800) is a high-quality replacement hydraulic component designed for Komatsu wheel loaders WA380-5L, WA400-5L, and WA450-5L. This solenoid valve controls hydraulic fluid flow, enabling precise operation of loader functions such as lift, tilt, and auxiliary circuits. Manufactured to meet OEM specifications, it ensures reliable performance, long service life, and smooth hydraulic control in demanding construction environments.
Key Features
OEM-Compatible Fit: Direct replacement for Komatsu part number 702-21-55800 for precise fit and optimal performance
Reliable Hydraulic Control: Provides accurate control of hydraulic circuits for smooth and responsive loader operation
Durable Construction: Made from high-quality materials to withstand high pressure and harsh working conditions
Heavy-Duty Performance: Engineered for continuous use in tough construction and industrial applications
Easy Installation: Designed for straightforward replacement to minimize machine downtime
As an experienced product manager in the excavator parts industry, I present the SPARKLING replacement solenoid valve engineered to meet and exceed OEM expectations for Komatsu wheel loaders WA380-5L, WA400-5L and WA450-5L (Komatsu part number 702-21-55800). Designed for reliability, precision control and long service life, this hydraulic solenoid valve is an ideal direct-fit replacement to minimize downtime and restore machine performance.
Key features and advantages:
- Exact OEM compatibility: Direct replacement for Komatsu 702-21-55800, ensuring correct fitment and function on WA380-5L, WA400-5L and WA450-5L loaders without modification.
- Precision hydraulic control: Responsively regulates hydraulic flow and pressure for stable boom, bucket and steering operations — improving machine control and operator confidence.
- Durable construction: Machined housings, high-grade seals and corrosion-resistant finishes resist wear and contamination in harsh jobsite environments for extended service intervals.
- Strict quality control: Each solenoid valve undergoes pressure, leak and endurance testing to ensure consistent performance under heavy-duty cycles.
- Easy installation: Plug-and-play electrical connector and bolt pattern match OEM specifications, enabling quick replacement and reduced downtime.
- Cost-effective reliability: SPARKLING’s manufacturing rigor and competitive pricing lower life-cycle costs while delivering dependable hydraulic performance.
Why choose SPARKLING:
Founded in 2013, SPARKLING MACHINERY focuses on stability, precision and perseverance. We supply high-quality excavator parts compatible with top brands (Komatsu, CAT, Hitachi, Volvo) and back products with technical support, customization options and a global sales network. Our goal is to help you reduce costs without sacrificing reliability.
If you need a reliable Komatsu solenoid valve (702-21-55800) for WA380-5L, WA400-5L or WA450-5L, contact SPARKLING today for quotes, technical data sheets, and OEM cross-reference support. Restore hydraulic performance fast with a tested, professional-grade replacement.
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📦 Packing
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
🚚 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.
Get a free quote
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.
Contact us
Email: ranroswang@hksparkling.com
Wechat: +86 136 0901 0879
Skype: foreverlucia1
WhatsApp: +86 136 0901 0879
Address: No. 514-515, Hulin Road, Tianhe District, Guangzhou, China.
Sparkling Machinery Co.,Ltd
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Whatsapp: +8613609010879