Resideo - Honeywell Home W8735S3000 Oil Electronic Aquastat Controller Alarm Module

Oil Electronic Aquastat Controller Alarm Module; Type Alarm Module; Used On L7224U Oil Electronic Aquastat Controller; Overall Dimension 3.385 Inch Width x 0.92 Inch Depth x 2.41 Inch Height; Voltage Rating 18 to 30 Volt AC; Frequency 60 Hertz; Temperature Rating -30 to 150 Deg F; Humidity 0 to 95 Percent Relative (Non-Condensing); Switching Action On/Off; Mounting Wall Mount; Terminal Type Screw