Infinite Switch Product Type Infinite Switch Capillary Tube Length Not Applicable Sensing Bulb Diameter Not Applicable Stem Length 1 in Sensing Bulb Length Not Applicable Compatible with Brand Blodgett Cecilware Commodore Henney Penney Robertshaw OEM Replacement Part Number 21618 22045 5502-303 L164A L164F MPA-V135-1-UNN Compatible with Manufacturer Model Number 2074 Compatible with Series 5500 M Series Input Voltage 240V AC Dial Range Not Applicable