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Budget-friendly Sensus 121-8hp, 2-1/2" Gas Pressure Regulator (new) [qvEsc8C1]

$122.99 $393.99 -69%

Sensus model 121-8HP, 2-1/2"NPT gas pressure regulator for natural gas, LP (propane) gas and other non-corrosive gases.  External sensing pressure control.2-1/2"NPT Cast Iron BodySTD ValveV-port valve optionalCadmium springOutlet Range 3-6.5 PSIG (se

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Budget-friendly Sensus 121-8hp, 2-1/2" Gas Pressure Regulator (new) [qvEsc8C1]

Sensus model 121-8HP, 2-1/2"NPT gas pressure regulator for natural gas, LP (propane) gas and other non-corrosive gases.  External sensing pressure control.

  • 2-1/2"NPT Cast Iron Body
  • STD Valve
  • V-port valve optional
  • Cadmium spring
  • Outlet Range 3-6.5 PSIG (select additional ranges above)
  • Positive dead-end lockup regulator
  • Formerly Rockwell, Equimeter, Invensys
  • Screened Vent 1"NPT
  • Maximum Inlet Pessure 60 PSIG 
  • Assembled in USA

Downloads

121 Technical manual

Installation manual

What Our Customers Say

February 5, 2026

Absolutely no complaints!

It's a very well-made product, great quality and build.

- King G..

February 5, 2026

Absolutely no complaints!

I'm loving the results.

- Ruby E..

February 5, 2026

Absolutely no complaints!

The performance has been flawless.

- Billy H..

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