Johnson Controls A28AA-4C SKU: A28AA-4C $295.46 $590.91 Quantity -+ Add to Shopping Cart Call for Lead Time Details Johnson Controls A28AA-4C : Two-Stage Temperature Control, 30 to 110 Deg F (0 to 43 C), Fixed Differential 3.5 Deg F (1.9 C), 2x SPDT, NEMA 1, 1HP, Co... Data Sheet DetailsData Sheet Back Johnson Controls A28AA-4C : Two-Stage Temperature Control, 30 to 110 Deg F (0 to 43 C), Fixed Differential 3.5 Deg F (1.9 C), 2x SPDT, NEMA 1, 1HP, Coiled Bulb Back