Pressure Switches

A.J. Antunes SPDT high pressure switch with a 2"-16" W.C. range and manual reset. This switch has a 1/4" NPT connection and a 1/8" NPT vent. Learn More

A.J. Antunes SPDT low pressure gas switch with a 2"-14" W.C. range and manual reset. This switch has a 1/4" NPT connection and a 1/8" NPT vent. Learn More

A.J. Antunes SPDT high pressure gas switch with a 5"-28" W.C. range and manual reset. This switch has a 1/4" NPT connection and a 1/8" NPT vent. Learn More

A.J. Antunes SPDT low pressure gas switch with a 1"-6" W.C. range and manual reset. This switch has a 1/4" NPT connection and a 1/8" NPT vent. Learn More

A.J. Antunes SPDT low pressure gas switch with a 6"-24" W.C. range and manual reset. This switch has a 1/4" NPT connection and a 1/8" NPT vent. Learn More

A.J. Antunes 5-35" WC, SPDT, 1/8" NPT auto reset air differential, vacuum, and pressure switch. Learn More

A.J. Antunes 5-28" WC, high 1-6" WC, low auto reset, 2-SPDT, high and low gas pressure switch with a 3/8" NPT high pressure connection, 1/8" NPT low pressure connection, and 1/8" NPT vent. Learn More

A.J. Antunes 1-35" WC, manual reset, SPDT, low gas pressure switch with a 1/4" NPT connection and 1/8" NPT vent. Learn More

Siemens (Powers) highest pressure signal selector, direct-acting, with 30 psi maximum air pressure, for use when two proportional high capacity air signals must be compared and the higher of the two signals transmitted to another logic or final control device. Learn More

Siemens (Powers) highest and lowest pressure signal selector, with 30 psi maximum air pressure and a 1/4" O.D. barbed connection, for use when up to six input air signals must be compared and the lowest or the highest of the signals transmitted to another logic or final control device. Learn More

A.J. Antunes 1/8" NPT air flow interlocking safety pressure switch with a .07" to 1.7" W.C. range. This switch has a maximum operating pressure of 35 psi, a maximum pressure surge of 3 psig, a maximum ambient operating temperature of 140°F, and a minimum ambient operating temperature of -20°F. Learn More

A.J. Antunes 1/8" NPT air flow interlocking safety pressure switch with a .1" to 4" W.C. range. This switch has a maximum operating pressure of 35 psi, a maximum pressure surge of 3 psig, a maximum ambient operating temperature of 140°F, and a minimum ambient operating temperature of -20°F. Learn More

A.J. Antunes air differential pressure switch with a .17" to 6" W.C. range. This switch has a bottom 1/4" male NPT and a side 1/8" female NPT connection. Learn More

Honeywell gas pressure switch for industrial gas systems with a 1-26 psi water pressure range, 1-3/4 psi differential, manual reset, single-pole single throw, break on rise, 1/2" main or high pressure connection, and a 1/8" vent or low pressure connection. Learn More

Honeywell gas pressure switch for industrial gas systems with a 1/2-5 psi water pressure range, 1/2 psi differential, manual reset, single-pole single throw, break on rise, 1/2" main or high pressure connection, and a 1/8" vent or low pressure connection. Learn More

Honeywell gas pressure switch for industrial gas systems with a 1-10 psi water pressure range, 1 psi differential, manual reset, single-pole single throw, break on rise, 1/2" main or high pressure connection, and a 1/8" vent or low pressure connection. Learn More

Honeywell gas pressure switch for industrial gas systems with a 1-10 psi water pressure range, 1 psi differential, manual reset, single-pole single throw, break on fall, 1/2" main or high pressure connection, and a 1/8" vent or low pressure connection. Learn More

Honeywell gas pressure switch for industrial gas systems with a 1/2-5-1/2 psi water pressure range, 1/4 psi differential, manual reset, single-pole single throw, break on fall, 1/2" main or high pressure connection, and a 1/8" vent or low pressure connection. Learn More

Honeywell 1/4" NPT pressure switch for positive-pressure or differential-pressure systems to sense gas or air pressure changes. C6097A switches break control circuit at setpoint on pressure fall. This switch has a range of 3-21" wc. Learn More

Honeywell 1/4" NPT pressure switch for positive-pressure or differential-pressure systems to sense gas or air pressure changes. C6097B switches break control circuit at setpoint on pressure rise. This switch has a range of 3-21" wc and a manual reset. Learn More