NACHI PUMP

Piston Pump
PVD Series Piston Pump

One pump discharges two equal amounts of flow to ensure shovel straightness.
Constant horsepower control with full use of engine horsepower, resulting in increased speed and power for mother machine.
Compact size enables installation in a small engine room.
PVK Series Piston Pump

Constant horsepower control with full use of engine horsepower, resulting in increased speed and power for mother machine.
Load sensing control can be achieved with our DPK load sensing valve, resulting in energy savings for mother machine.
Compact size enables installation in a small engine room.
PZ Series Piston Pump

Half-cylindrical swash plate for low noise and low pulsation
Spherical valve plate for high efficiency (Employed into 3B, 4B and 6B.)
Various capacities ranging from 35 to 220cm3/rev (7 sizes in total)
Multiple string option with our IPH series inscribed gear pump.
The electro-hydraulic proportional control valve uses the proven force feed-back system for improved hysteresis, repeatability, and response.
PVS Series Piston Pump

Half-cylindrical swash plate for low noise and low pulsation
Rich set of options to enable highly efficient, energy-saving equipment.
PZS Series Piston Pump

Half-cylindrical swash plate and 11 pistons for low noise and low pulsation
Spherical valve plate for high efficiency
Multiple string option with our IPH series inscribed gear pump.
2：Unipump
UVN Series Unipump

Enhanced hydraulic pump and electromotor efficiency for decreased electric consumption (Electric motor IE3 premium efficiency compatible)
<Electricity reduced approximately 20% compared with our conventional product>
Compact size for space-saving unit design
Original connection method between pump and electromotor shaft for low noise and long life