This auction is for a NEW POTTER MODEL WFS-5 WATERFLOW SWITCH and comes with specs outlined below ~ please feel free to email your questions or requests for more information. POTTER WATERFLOW SWITCH (MODEL WFS-5) ~ SPECS: • Pressure Setting: Trips on rising pressure at 5 1 psi • On-Off Differential: Minimum 2 psi • Adjustment: Factory set, non-adjustable • Alarm Switch: SPDT for use with NO or NC circuits (Class A or B) • Entrapped Terminals: Meets ULC Installation Standards of Fire Alarm System, CAN-5524-M8 • Electrical Rating: 250VAC 15A 1/4 HP, 125VAC 15A 1/8 HP, 250VDC 0.2A, 125VDC 0.4A, 30VDC 2A • Pipe Connection: 1/2 NPT male • Proof Pressure: 400 psi, 27.6 bar • Max. Operating Pressure: 175 psi • Cover: Cast aluminum, fire engine red paint • Base: Zinc Plated Steel • Weight: Approx. 1 lb, 10 oz (.75 kg) • ULC LISTED: As extinguishing system attachments, Fire Alarm (3813 EO)