مضخة هيدروليكية Rexroth AP2D12 72281552 لـ حفارة صغيرة Case CX20B CX22B CX26B CX27B CX30B

Rexroth AP2D12 Hydraulic Pump (OEM 72281552 / PM10V00017F1)
For: Case CX20B, CX22B, CX26B, CX27B, CX30B Mini Excavator
OEM Part Numbers: 72281552, PM10V00017F1
Model: Rexroth/Uchida AP2D12LV3RS7 (tandem piston pump)
Type: Variable displacement axial piston main pump (integrated pilot gear pump)
Weight: ~22 kg (48.5 lbs)
Condition: Genuine OEM / Remanufactured / High‑quality aftermarket
Warranty: 12 months (genuine/reman); 6–12 months (aftermarket)
Stock: In stock, fast global delivery

1. Part Number Cross Reference
72281552: Case OEM main pump assembly (AP2D12)
PM10V00017F1: Case OEM interchangeable part number
AP2D12LV3RS7: Rexroth model designation
1403407 / 140‑3407: Alternate cross‑reference numbers
2. Compatible Machines
Case CX20B (2 ton)
Case CX22B (2.2 ton)
Case CX26B (2.6 ton)
Case CX27B (2.7 ton)
Case CX30B (3 ton)
3. Key Specifications (AP2D12)
Displacement: 12 cc/rev (main pump) + integrated pilot gear pump
Rated pressure: 245 bar (3,550 psi)
Max pressure: 314 bar (4,550 psi)
Max speed: 2,800 rpm
Control: Load sensing + pressure compensation
Rotation: Clockwise (RH)
Shaft: Splined, direct OEM fit
4. Features & Benefits
Rexroth/Uchida quality: Japan‑made, robust components, anti‑cavitation design
Compact integrated unit: Main pump + pilot gear pump in one housing
High efficiency: Load‑sensing control reduces fuel consumption
Direct bolt‑on: Exact dimensions/ports; no modification needed
Proven reliability: OE pump for Case 2–3 ton mini excavators
5. Supply Details
Packing: Export‑grade anti‑rust wooden crate
Delivery: 3–7 working days worldwide
Certification: ISO 9001, CE
Core exchange: Core credit available for old rebuildable pumps
6. Pricing & Availability
Aftermarket new: US$1,800–2,400
Genuine OEM: US$2,800–3,500
Remanufactured: US$1,500–2,000
Stock: Multiple units in stock; immediate shipment
7. FAQ
Q: Does this pump include the pilot gear pump?
A: Yes, the AP2D12 is a combined main + pilot pump assembly.
Q: Will it fit all B‑series 2–3 ton models?
A: Yes, fully interchangeable for CX20B / CX22B / CX26B / CX27B / CX30B.
Q: What’s the difference between 72281552 and PM10V00017F1?
A: Both are Case OEM numbers for the same Rexroth AP2D12 pump.