Excavator Hydraulic Pump
We-Attach: Your Reliable Company of Excavator Main Pump System
Your Excavator Main Pump System Selection
Engineered for precision and durability, our confluence valve support efficient operation and protection of key excavator systems on heavy-duty machines. Compatible with a wide range of brands and models.
708-3M-03020 Pump Subassembly For Komatsu Excavator
400914-00626 Main Pump With Pto For DX200A For Doosan Excavator
400914-00520A Main Pump For DX200A For Doosan Excavator
400911-00048 Fan Pump For Doosan Excavator
401-00434 Gear Pump For Doosan Excavator
400914-00395A Main Pump For DX300LC-3 For Doosan Excavator
400914-00395 Main Pump For DX300LC-3 For Doosan Excavator
400914-00016 Main Pump For DX300LC-3 For Doosan Excavator
K9001192 Gear Pump For Doosan Excavator
Main Pump Components
Main Pump Regulator
Main Pump
Parts for Every Excavator Maker
Need Help Finding Parts?
What Truly Sets We-Attach Apart
Quick Quote: Send us your request, and we’ll get back to you with a full quote in just a few hours.
Lower Budget: You’ll get the same results as the original sensors, but spend 30–60% less.
Matched to the Original: We follow the same steps as the original sensor—same materials, same design, same type of testing.
One-stop Service: Order parts, get fast delivery, and support—all handled in one simple process.
Quality That Lasts: We don’t switch materials. Our parts follow the same standard, so quality stays the same.
Longer Warranty: We give a 12-month warranty coverage—more than the usual 3 to 6 months.
We-Attach Factory: Numbers That Matter
We-attach brings over 9 years of experience making electrical and hydraulic excavator parts that meet needs for global aftermarket buyers.
Partnering for Your Success
Distributors
Repair Shops
Rental Companies
Excavator rental company? We-Attach main pump systems hold up well under tough jobs to help reduce machine breakdowns.
Trade Companies
Running a trade company? We-Attach supplies trusted main pump systems to help you meet orders for different customer needs.
Engineering Team
Manage an engineering team? We-Attach main pump systems to support your work, so projects stay on track without delays.
Construction Companies
Own a construction company? We-Attach main pump systems to help your machines stay active and your projects move forward on budget.
OEM/ODM Excavator Main Pump System
OEM
ODM
Your Questions, Our Answers.
The excavator main pump system moves hydraulic oil through the machine. It powers the boom, arm, bucket, and other parts that help the excavator work.
Lifespan depends on how it’s used and maintained. A good main pump system can last for years with regular checks and clean oil.
We-attach main pump systems to many brands and models. Contact us with your machine details to find the right match.
Some issues can be repaired, but full replacement is often the better choice. It helps restore strong and steady hydraulic flow.
A well-made main pump system keeps the hydraulic system working right. It helps the machine run smoother and respond faster on the job.
Yes, We-Attach offers a 12-month warranty on our main pump systems, which is longer than most standard warranties.
Learn More: Recommended Reads
Still haven’t found what you’re looking for? Don’t hesitate to contact us. We’re available around the clock to assist you.
Talk to We-Attach
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Get the right parts, right now at We-Attach.
Founder | Shelley Li
