Product Overview

The Rexroth AP2D18LV3RS7-872-1 (cross-referenced as EC15SSB7221) is a high-performance axial piston pump engineered for demanding mobile and industrial hydraulic systems. Featuring a swashplate-type axial piston design, this variable displacement unit delivers precise flow control with exceptional volumetric and mechanical efficiency. The AP2D18 series is widely recognized for its compact footprint, high power density, and reliable operation in closed and open-loop circuits. With a nominal displacement of 18 cm³/rev, this pump is ideally suited for applications requiring responsive pressure and flow characteristics, such as mini-excavators, skid steer loaders, and compact construction machinery.

Technical Specifications

Parameter	Specification / Feature
Component Type	Hydraulic Piston Pump (Axial Piston, Variable Displacement)
Model Designation	AP2D18LV3RS7-872-1 / EC15SSB7221
Nominal Displacement	18 cm³/rev
Operating Pressure	Up to 280 bar (continuous), 315 bar (peak)
Control Type	Load Sensing / Pressure Compensator (LV3RS7 configuration)
Mounting & Connection	SAE / ISO standard flange, splined shaft
Rotation Direction	Clockwise (viewed from shaft end)

Engineering Features & Advantages

Precision Performance: Swashplate axial piston design ensures high volumetric efficiency and precise flow control across the entire speed range, minimizing energy loss and heat generation.
Advanced Control Options: The LV3RS7 control variant provides load-sensing and pressure compensation, enabling optimal power matching and reduced fuel consumption in mobile applications.
Industrial Reliability: Built with hardened steel pistons, high-grade bearings, and a robust housing for continuous operation under severe industrial conditions, including high shock and vibration loads.
Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM specifications, ensuring drop-in replacement without modification.

Typical Industrial Applications

This axial piston pump is commonly deployed in mini and midi excavators, skid steer loaders, compact wheel loaders, and agricultural machinery. It also serves in industrial hydraulic power units, plastic injection molding machines, and metallurgical presses where precise pressure and flow control are critical for cycle accuracy and energy efficiency.

PRODUCT IMAGES

REXROTH AP2D18LV3RS7-872-1 / EC15SSB7221 Axial Piston Pump

⚡ Emergency Plant Maintenance & Ready-to-Ship Notice:

Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
Peace of Mind: Covered by our 12-Month Replacement Warranty.

Shop the genuine REXROTH AP2D18LV3RS7-872-1 / EC15SSB7221 Solenoid Directional Spool Valve. This Germany-made 24V DC hydraulic component features a robust spool design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.