High-Performance Cartridge-Type Hydraulic Manual Pump

High-Performance Cartridge-Type Hydraulic Manual Pump. High-flow fast filling under no-load, auto-switch to high-pressure under load. Reduce pumping cycles and handle force for better working efficiency. Pure manual operation. Realize platform reset under power failure or motor breakdown, improve equipment safety. Auto pressure relief when over-pressure, protect pump and cylinder against damage caused by mis-operation. Slow pressure release by knob, cylinder descends steadily without impact, safe for maintenance work.