Nitrogen Regulator RHP500 With 0 to 500 PSI Delivery Pressure CGA580 Inlet Connection And 1 Quarter Inch Male Flare Outlet Connection, Easy Read 2 Inch Gauges With Protective Rubber Boots, Beefy Brass Piston Diaphragm For Industrial Nitrogen Use

Uniweld RHP500 is a durable brass piston diaphragm nitrogen regulator designed for purging and pressure testing HVAC/R systems. It features CGA580 inlet, 1/4 inch male flare outlet, and large 2 inch gauges with protective rubber boots, plus a self re-seating relief valve. For smooth, accurate adjustment, a large brass Tee Handle with stainless steel adjusting screw and regulator bushing prevents galling. It can be used with CO2 when paired with the F36 adaptor to connect CO2 cylinders (CGA320) to Nitrogen Regulator (CGA580) sold separately.

✅ Delivery pressure: 0-500 PSI
✅ Inlet CGA580; outlet 1/4 in male flare
✅ Easy-to-read 2 in gauges with protective boots
✅ Brass piston diaphragm and self-reseating relief valve (not for downstream protection)
✅ Large Tee Handle with stainless steel adjusting screw and regulator bushing

💡 What is a nitrogen regulator used for? A handy device for controlling delivery pressure during purging and pressure testing HVAC/R systems. - For purging and pressure testing lines
- Maintains stable readings with clear gauge displays
- Works with CO2 via adapter for flexible gas handling