The Danfoss ERL100BLS2520 (Part Number: 83001810) is a premium closed-circuit axial piston pump engineered for high-performance hydrostatic transmission systems. With a displacement of 100 cc/rev, this ERL series pump is perfectly suited for medium-power mobile and industrial hydraulic applications. It is equipped with a heavy-duty keyed drive shaft featuring a center hole and utilizes a standard four-bolt mounting flange for secure, vibration-resistant installation. Designed for maximum efficiency and system reliability, the pump includes an integrated charge pump, an advanced control block, side-positioned working ports, and dedicated case drain ports to ensure optimal fluid management and cooling.