| Model | 131P | Series 131P Pressure Switch/Internal Adjustment |
| Wetted Material | 4 | 316 stainless steel port, polyimide diaphragm, Buna-N O-Ring |
| Adjustable Range | 3 | 17 psig dec. to 46 psig inc. (1.17 bar dec. to 3.17 bar inc.) |
| Electrical Form | CC | 11 amp, 1/4 hp at 125 or 250 VAC; 5 amp resistive, 3 amp inductive at 28 VDC; .5 amp resistive at 125 VDC |
| Enclosure | 3 | |
| Miscellaneous | G | 1/2 NPT Female Port |