Winters PFE Series Dual Scale Sprinkler Pressure Gauge, 3-1/2′ Dial, 0-300 psi/kPa Range, +/-3-2-3% Accuracy, 1/4′ Male NPT Bottom Connection, For Air/Water Media

Winters PFE series sprinkler gauge. Specially designed for fire sprinklersystems. Corrosion resistant case. Approved by Factory Mutual (FM) and listedby Underwriter Laboratory (UL-393), USA and Canada. Internal pointer travelover-stop. CRN Registered, 5 year warranty. Dial: 3-1/2-inches (90mm), whitealuminum with black and red markings. Case: black plastic. Lens:polycarbonate, threaded. Socket: brass. Connection: 1/4-inches NPT standard,bottom. Bourdon tube: phosphor bronze. Movement: brass. Pointer: aluminum,black. Welding: silver alloy. Working pressure: maximum 75 percent of fullscale value. Ambient/process temperature: -40 degree F to 150 degree F (-40degree C to 65 degree C). Accuracy: +/-3-2-3 percent ASME grade B. Enclosurerating: IP52.