Reciprocating plunger pump, 3 solid ceramic plungers, reinforced brass head, aluminum die cast crankcase, double sealing system, hardened steel crankshaft, oversize roller/ball bearings.
The pump AC 4.0/20 Z MI has a 5/8" hollow shaft, it produces a flow of 14 l/min, it operates at max 250 bar.
Some models are available with built-in unloader valve (and injector).
The pump with MI shaft type (hollow shaft) can be directly coupled to hydraulic motor.