The Pentair 472100 MiniMax DDTC Control Circuit Board Assembly is designed to use with Pentair MiniMax NT STD, NT LN, NT TSI pool and spa heater with DDTC controller models 200, 250, 300, 400.

• Digital display temperature controller board replacement • Fits MiniMax NT STD, NT LN, NT TSI pool and spa heater with DDTC controller models 200, 250, 300, 400This temperature controller assembly is designed to use with Pentair MiniMax NT STD, NT LN, NT TSI pool and spa heater with DDTC controller models 200, 250, 300, 400.Dimensions:  5 x 8 x 2 inchesWeight:  5.9 ounces