Hydronic Low Water Cut-Off; Item Low Water Cut-Off; Type Float; Applicable Standard UL, CSA, FM; Port Connection 1" Female Threaded x 1" Female Threaded; Actuation Type Mechanical; Overall Dimensions 9-15/16" Length x 5-1/8" Width x 6-1/2" Height; Current Rating 7.4 Amp at 120 Volt AC, 3.7 Amp at 240 Volt AC (Full Load); Input Supply Rating 125 VA at 120/240 Volt AC; Pressure Rating 20 PSI Steam; Media Handled Steam; Inclusions/Features Packless Bellow; Application Residential, Commercial; Weight 13.5 LB