Overview Reviews Similar Products Product Description PRESSURE SWITCH: TINYTROL 21AMP SPDT 1/8"NPT Part # 5-30-0031 OEM Code TNP-411R-2PR Also Replaces 800220-4 Location: LB2-R1B13 Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view pressure switch: 21amp spst 1/8"npt 1.8PSI tinytrol $25.46 Add to Cart Quick view PRESSURE SWITCH: 21AMP ALTERNATE SPST TINYTROL $15.95 Add to Cart Quick view Len Gordon 1/8" NPT Stainless Pressure Switch 21Amp $32.95