Brand: Gems Model: FS-3 Series Voltage :120-240 (V) Overload current: 20 (A) Certification: CE flow settings: Liquid: 0.05GPM ~ 1.00GPM gas: 25 CFH ~ 12 CFM interface: 1 / 4'' NPT Male Primary Construction Material: Noryl Setting Type: Fixed This ultra-compact flow switch is designed for filtered water and the like reliable application and design. They are mainly made from Noryl, all wetted parts are in compliance with FDA or NSF standard materials. FS-3 switch can be used for inexpensive and quality pure water equipment. Meanwhile FS-3 switch also applies to certain chemical applications and some cooling applications: laser welding equipment. Performance parameters Wetted Shell and Barb: Noryl piston: Noryl and epoxy stopper bolt and spring: 316 stainless steel Operating Pressure: 150 PSIG @ 70 ℉, 50PSIG @ 212 ℉ Operating temperature: 0 ~ 212 ℉ (100 ℃) MAX desired Filter: 50 micron or better filter switch: SPST, NO ★ experimental load 20 VA, 120 ~ 240 VAC or VDC electrical connection: 22AWG, 18'' long, PVC sheath