Intensifier Waterjet Cutting Pump has pressures ranging from 40,000 PSI to 60,000 PSI. The Pump has good efficiency and functionality. The Pump has a frame that provides easy access to the pump during typical maintenance. The Pump has sturdy construction. The Intensifier Waterjet Cutting Pump has the feature that thermostatic cooling water flow control utilizes a thermostatically controlled valve to regulate cooling water flow while minimizing water usage and has automatic high-pressure bleed-down valve to relieve system water pressure to 0 PSI within 1 second of shutting down the pump.