ranroswang@hksparkling.com 
+86 138 2341 8469
11222943 Main Control Valve for Volvo EC210, EC210B, EC210B LC
Primary Function: Acts as the "brain" of the hydraulic system, directing high-pressure oil flow to the boom, arm, bucket, swing motor, and travel motors based on signals from the pilot controls.
Compatible Models: Primarily used in Volvo EC series medium excavators, most notably:
· EC210 / EC210B
· EC210B LC / EC210B NLC
· EC210B LR (Long Reach)
Thank you for choosing SPARKLING MACHINERY, your reliable supplier of Volvo excavator hydraulic parts. The 11222943 main control valve is an OEM-grade replacement designed for Volvo EC210, EC210B, EC210B LC excavators. As the central control unit of the hydraulic system, it precisely distributes oil flow from the main pump to boom, arm, bucket, swing and travel functions. Integrated with relief valves, flow combiners, and holding valves, it ensures smooth, precise, and efficient operation in medium-duty applications. Built with premium cast iron and precision-machined components, it delivers excellent reliability and long service life.
The SPARKLING MACHINERY NEW 11222943 Control Valve Photo:
Why Choose the SPARKLING 11222943 Control Valve?
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- Precision Spool Machining: Internal spools are ground to micron-level tolerances to minimize internal leakage and ensure accurate response.
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- Optimized Flow Regeneration: Includes internal circuitry for arm and boom regeneration, reducing cycle times and saving fuel.
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- Integrated Relief Protection: Equipped with high-quality main and port relief valves to protect the hydraulic system from pressure spikes.
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- Corrosion Resistant: The valve block is treated to withstand harsh environments and prevent external rust.
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Common Maintenance Parts for Volvo EC210B
When replacing or servicing a control valve, the following items are often required:
| Part Name | Part Number | Application |
| Main Control Valve | 11222943 | Hydraulic Distribution |
| Control Valve Seal Kit | 14526643 | Leak Repair / Overhaul |
| Pilot Filter Element | 14509379 | Protection for Pilot Circuit |
| Main Relief Valve | 14506827 | System Pressure Limit |
| Hydraulic Return Filter | 14506795 | Oil Cleanliness |
Q&A Section
Q1: Will the 11222943 fit the newer EC210C or EC210D models?
A: No. The 11222943 is specifically designed for the EC210 and EC210B (Tier 2/3) series. Newer "C" and "D" models use different hydraulic configurations and part numbers.
Q2: My excavator's boom is "drifting" down. Is the control valve at fault?
A: It is a possibility. While drifting is often caused by cylinder seals, a worn spool or a leaking load-check valve inside the 11222943 can also be the culprit.
Q3: Can I purchase individual spools for this valve?
A: Spools are typically "select-fit" to the valve body at the factory. If a spool or the body bore is significantly damaged, the entire 11222943 assembly usually needs replacement to ensure a proper seal.
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.
Get In Touch:
- Replace your failing ECU confidently. Contact SPARKLING for pricing, lead time, and technical support — restore optimal machine control quickly and reliably.
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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