Description
As an authentic OEM HVAC replacement motor
this selector ensures stable gas flow and instantaneous response to load changes
preventing downdrafts that can lead to pilot outages or combustion issues
The units are functionally and physically identical
Johnson Controls V47AB-28 Valve Els PW 17895 As an authentic OEM HVACThe Johnson Controls V47AB 28 is a professional grade temperature actuated modulating water valve designed for precision flow control in water cooled condensers and heat exchangers. Featuring a 1 2 inch NPT connection, this valve regulates water flow by sensing temperature changes at the 11 16" x 3 1 4" sensing bulb, maintaining a setpoint within a 75 to 135 degree Fahrenheit range. The V47AB 28 utilizes a modulating pressure actuated mechanism to