American Sensus Brand 143-80 Model Adjustable Propane Gas Regulator Industrial Use
Sensus Brand Model 143-80 Pressure Gas Regulator
Sensus Model 143-80 domestic service regulators can be used on both residential and small commercial and industrial applications. With a variety of body sizes, loading springs, and orifices sizes, these regulators can provide the outlet pressure ranges and capacities to fit most applications for a 6" service diaphragm regulator.
Sensus model 143-80 design provides the popular union nut connectional, not requiring bolts or screws to connect the body to the diaphragm assembly. It is available with an internal relief valve (IRV), and with a low pressure cutoff (LPCO). Simple, rugged, precise and outstanding performance.
- Standard regulator with low pressure cut-off
- Regulator with low pressure cut-off and IRV
- Pipe sizes: 3/4", 1"
- Seven springs available to provide outlet pressure ranges from 3 1/2 w.c. to 6 psig
Orifice and Maximum Inlet Pressure
| Pressure | Size |
| 125 psi | 1/8” |
| 125 psi | 3/16” |
| 60 psi | 1/4” |
| 40 psi | 5/16” |
| 40 psi | 3/8” |
| 20 psi | 1/2” |
| 10 psi | 5/8” |
Regulator Spring Chart
| Outlet Pressure Ranges | Spring Color |
| 3.5” - 6.5” w.c/ 0.9-1.7kpa | Red |
| 5.0” - 8.5” w.c/ 1.2-2.1kpa | Blue |
| 6.0” - 14.0” w.c./1.5-3.5kpa | Green |
| 12.0”-28.0” w.c./3-7kpa | Orange |
| 0.5 - 3.0 psi /3.5-21kpa | Cadmium |
| 2.0 - 6.0 psi/ 14-42kpa | Black |
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