High Capacity LP Gas Regulator 2nd Stage With Side Outlet R642 DFF For LP Gas Systems 9 To 13 Inches Water Column Spring Three Fourths Inch NPT Inlet And Outlet 900,000 BTU Hr Capacity 10 Psig Maximum Inlet 50 Psig Emergency Emerson-Fisher

High-Capacity LP Gas Regulator, 2nd Stage for Propane Single
✔️ 900,000 BTU/hr; 3/4 in FNPT ports; 9-13 in W.C. outlet

This high-capacity second-stage LP gas regulator drops pressure from the first stage to a safe downstream range in propane systems. It's commonly installed in two-stage domestic LP installations to feed large energy-demand appliances and equipment.

✅ Capacity: 900,000 BTU/hr (263.8 kW)
✅ Inlet/Outlet: 3/4 in FNPT (19.05 mm)
✅ Outlet pressure: 9-13 in W.C. / 22-32 mbar
✅ Max inlet pressure: 10 psig (0.69 bar); emergency inlet 50 psig (3.4 bar)
✅ Vent: 3/4 in NPT screened

💡 What is a high-capacity LP gas regulator used for in large propane systems?

This handy device helps manage propane pressure when feeding big loads by keeping downstream pressure steady and safe. It’s a core part of two-stage LP installations.

- Handles up to 900,000 BTU/hr capacity for large grills, heaters, and industrial propane lines
- Reduces high first-stage pressure to a controlled downstream level for reliable operation
- Vented 3/4 in NPT to limit overpressure and protect downstream gear