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The PRESSURE DIFFERENTIAL SWITCH, 1.26" SETTING, FOR VHE BOILERS (Part Number: 511-624-514) is a top-of-the-line product manufactured by WEIL MCLAIN. This press

The 511-624-520 is a pressure switch with a 1-inch NPT connection, manufactured by TRIDELTA. This switch provides accurate and reliable pressure sensing. With i

The WEIL MCLAIN 511-624-521 Air Pressure Switch is a reliable component for your heating system. This pressure switch activates when the air pressure reaches a

The 511-624-530 is a pressure switch with a SPST configuration and a pressure rating of 0.35"WC. It is designed to provide accurate and reliable pressure sensin

The 511-624-532 is a .30"WC SPST pressure switch manufactured by WEIL MCLAIN. This pressure switch ensures accurate monitoring and control of pressure levels in

The WEIL MCLAIN 511-624-541 is a 1.05"WC pressure switch that offers reliable and accurate pressure sensing in heating systems. With its high-quality constructi

The 511-624-542 AIR PRESSURE SWITCH 1.05" SPDT by WEIL MCLAIN ensures accurate monitoring of air pressure in your system. With a single-pole, double-throw desig

The SWITCH-P STPT @ 0.95 WC (Part Number: 511-624-545) is a high-quality product manufactured by WEIL MCLAIN. This pressure switch is designed to provide accura

The WEIL MCLAIN 511-624-548 is a 1.15"WC SPDT pressure switch that offers precise and accurate pressure sensing in heating systems. With its high-quality constr

The SWTCH PRES SET AT 1.36 WC (Part Number: 511-624-657) is an outstanding product manufactured by WEIL MCLAIN. This pressure switch is designed to provide accu

The HERCULES 511-B2 is a FOOT SWITCH with an anti-trip "OX" shield model and a DPDT double break circuit. With its 15 amp rating and compatibility with 125-250

The 511-B2A is a foot switch manufactured by HERCULES. It features the HERCULES Anti-Trip technology, providing reliable and safe operation. With a single stage

The 511-B2G is an anti-trip foot switch with a single stage and DPDT double break circuit. Manufactured by HERCULES, this foot switch provides reliable and prec

The 511-B2GA is an anti-trip foot switch with a single stage and DPDT double break circuit. Manufactured by HERCULES, this foot switch provides reliable and pre

The HERCULES 511-B2O is a foot switch with an anti-trip "OX" shield model. This single-stage foot switch features a DPDT double break circuit and a 15 AMP, 125-

The 511-B2OA is a LINEMASTER foot switch with an anti-trip "OX" shield design. With its 20A 125-250VAC rating, this foot switch provides reliable and efficient

The HERCULES 511-B2OAC2 is a foot switch designed for reliable and precise control. Featuring an anti-trip "OX" shield model, single-stage design, and DPDT doub

The HERCULES 511-B2OX is a foot switch with an anti-trip "OX" shield model. This single-stage foot switch features a DPDT double break circuit and a 15 AMP, 125

The 511-B2OXG is an anti-trip foot switch with a single stage and DPDT double break circuit. Manufactured by HERCULES, this foot switch provides reliable and pr

The 511-B3 is an anti-trip foot switch with a single stage and DPDT double break circuit. Manufactured by HERCULES, this foot switch provides reliable and preci