5S series high-pressure quintuplex plunger pump can serve as a high-pressure hydraulic power source and is suitable for oilfield water injection and oilfield conditioning treatment. The hydraulic end adopts a split pump head design for easy disassembly. The power end uses an integrated crankshaft transmission structure connecting the connecting rod and crankshaft, providing a robust and reliable drive system. The pump features low temperature rise, supports continuous 24-hour operation, and meets environmental performance requirements.