Johnson Controls V-4440-6003 Recondition Kit Refrigerant the "/U" suffix simply denotes

the "/U" suffix simply denotes a universal retail version of the same OEM Honeywell drive accessories

This high-efficiency step-down transformer is built with professional-grade insulation to handle the thermal loads typical of industrial and residential air handlers

This is a pilot duty switch designed for low-voltage control circuits (typically 24V)

or a total failure of the compressor to engage despite receiving 24V from the thermostat

During routine burner manifold service or pilot assembly replacement

Johnson Controls V-4440-6003 Recondition Kit Refrigerant the "/U" suffix simply denotesJohnson Controls V 4440 6003 Reconditioning Kit, 1 2" Flare Elbow Supply Valve, 4 to 12 Psi Range, 1. 4 Cv V 4440 6003 is the direct replacement for V 4440 617