Doosan Develon Hydraulic Main Pump (Part# 400914-00269A) for DX420LCA / DX480LCA / DX520LCA – Original Factory, Rexroth & Aftermarket
Product Overview
The Doosan Develon Hydraulic Main Pump (Part# 400914-00269A) is a critical hydraulic component designed for DX420, DX480, and DX520 series excavators. It generates and maintains the hydraulic fluid flow and pressure required to drive heavy attachments such as buckets, thumbs, and grapples, as well as to power machine travel and swing functions.
We supply this hydraulic main pump in three product conditions:
- Original Factory – Made in Korea, FOB 54,000 RMB
- Rexroth – Made in China, FOB 49,500 RMB
- Aftermarket – Made in China, contact us for pricing
Lead Time: 5-7 days
Warranty: 12 months
All options are available in stock.
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Compatible Equipment
DX420 Series
- DX420LCA
- DX420LCA-K
DX480 Series
- DX480LCA
- DX480LCA-K
DX520 Series
- DX520LCA
- DX520LC
- DX520LCA-K
Compatibility must be confirmed using the machine model, serial number, and existing part number before ordering.
Product Application
The hydraulic main pump generates and maintains the hydraulic fluid flow and pressure required to drive heavy attachments such as buckets, thumbs, and grapples, as well as to power machine travel and swing functions. It is a core component of the excavator’s main hydraulic system.
This pump is commonly replaced when:
- Hydraulic power drops or becomes inconsistent
- Abnormal noise or vibration occurs during operation
- External leakage or internal wear is detected
These are general descriptions only. Actual diagnosis should be based on inspection of the specific machine.
Why Choose Our Hydraulic Main Pump?
- Multiple sourcing options – Original Factory (54,000 RMB), Rexroth (49,500 RMB), or Aftermarket (contact us)
- Ready stock – Available for immediate shipment
- Competitive pricing – FOB priced per unit
- Quality assurance – 12-month warranty on all products
- Fast delivery – 5-7 days lead time
Product Conditions Available
| Type | Price | Place of Origin | Availability | Lead Time | Warranty | Description |
|---|---|---|---|---|---|---|
| Original Factory | 54,000 RMB | Korea | In Stock | 5-7 Days | 12 Months | Manufactured to original factory specifications |
| Rexroth | 49,500 RMB | China | In Stock | 5-7 Days | 12 Months | Rexroth-branded hydraulic pump |
| Aftermarket | Contact us | China | In Stock | 5-7 Days | 12 Months | Premium alternative offering reliable performance at a competitive price |
Please confirm pricing, availability, and compatibility before ordering.
Product Specifications
| Specification | Details |
|---|---|
| Brand | Doosan Develon |
| Product Name | Hydraulic Main Pump |
| Part Number | 400914-00269A |
| Alternative Part Numbers | 40091400269, 400914-00247, 400914-00284 |
| Product Condition | Original Factory, Rexroth, Aftermarket |
| Compatible Machine Models | DX420LCA, DX420LCA-K, DX480LCA, DX480LCA-K, DX520LCA, DX520LC, DX520LCA-K |
| Application | Main hydraulic system |
| Material | Cast Iron |
| Product Dimensions | To be confirmed |
| Package Dimensions | 89 x 35 x 35 cm |
| Weight | 213 kg |
| Warranty | 12 Months |
| Availability | In Stock |
| Lead Time | 5-7 Days |
| Place of Origin | Original Factory: Korea / Rexroth: China / Aftermarket: China |
| Packaging | Wooden case |
Individual product dimensions are to be confirmed. Please contact us for verification.
Packaging, Shipping & Warranty
Packaging
- Standard export wooden case
- Package dimensions: 89 x 35 x 35 cm
- Weight: 213 kg
Shipping
- Lead time: 5-7 days
- Global shipping available
Warranty
- 12-month warranty against manufacturing defects
- Warranty terms must be confirmed at the time of order
Availability, shipping cost, and delivery time must be confirmed before ordering.
Contact Us for Inquiry
Before placing an order, please confirm the following details with our sales team:
- Machine brand and model
- Machine serial number (S/N)
- Current part number
- Product photos
- Required quantity
- Destination country
