Mastercool 53001 Nitrogen Pressure Regulator Professional-Grade HVAC & Automotive Leak Testing 1/4 SAE Flare Outlet 10,000 PSI Durable Reliable

Precision-Engineered for HVAC and A/C Systems – Designed to support nitrogen leak testing in HVAC/R and automotive A/C systems, this single-stage regulator offers stable pressure control in service environments where refrigerant is not present. High and Low Pressure Gauge Set – Includes a high-pressure gauge rated to 4400 psig (300 bar) and a low-pressure gauge rated to 1000 psig (70 bar). Large 63 mm (2.5”) gauges with protective guards provide clear, accurate pressure readings. Controlled Pressure Adjustment – Features an ergonomic T-handle for precise pressure regulation and a 1/4” SAE flare outlet with integrated control valve to maintain consistent output pressure during use. Durable, Field-Ready Construction – Built with robust components to withstand regular use in shop and field settings. Rugged enough for professional environments and portable for on-site service. Compatible with Nitrogen Testing Equipment – Works seamlessly with nitrogen tanks using a CGA580 inlet. Ideal for technicians conducting system leak testing, pressure testing, and routine service diagnostics. Compact and Portable – Lightweight design fits easily in tool storage systems or carrying cases. A practical choice for technicians requiring mobility between jobs.