Potter PS40-EX Explosion Proof Supervisory Pressure Switch

Ensure dependable supervisory pressure monitoring in hazardous environments with the Potter Electric Signal, LLC PS40-EX Explosion Proof Supervisory Pressure Switch. Built specifically for fire protection and water flow control applications, this pressure switch provides rugged, explosion-proof performance for hazardous locations while enabling precise monitoring of wet/dry pipe sprinkler systems, pressure tanks, and air/water supply lines. The PS40-EX features two independently adjustable, tool-free switches for fast on-site calibration and flexible alarm logic, plus a brass pressure connection and solid cast-aluminum enclosure that deliver corrosion resistance and weatherproof reliability. At a compact 7" height, it integrates easily into control panels and piping runs while supporting supervisory signals critical to security, surveillance, and system monitoring infrastructure. Ideal for specifiers, installers and maintenance teams who need a durable, low-maintenance supervisory device, the PS40-EX minimizes downtime and simplifies inspection routines. Add the PS40-EX to your water flow controls and fire protection projects to improve system visibility and safety—contact your distributor or order now to include this explosion-proof pressure switch in your monitoring solution.

• Ensures reliable supervisory pressure monitoring in hazardous locations to protect fire and water systems
• Dual independently adjustable, tool-free switches speed commissioning and simplify ongoing system monitoring
• Explosion-proof, weatherproof cast-aluminum enclosure for long-term durability in tough environments
• Brass pressure connection and robust materials reduce maintenance needs and improve leak resistance
• Designed for integration with wet/dry pipe sprinkler systems, pressure tanks and water flow controls for clear alarm supervision