Watkins Caldera 4 KW, 240V Low Flow Trombone Heater

Caldera generic replacement heater manifold, low flow trombone style with pressure switch. The low flow heater assembly is stainless steel with a 3/4" heater inlet and 3/4" heater outlet size and comes in 4 KW. Replaces 6595-1, 72494, 7340, 74912, C3473-1, 72226, 72718, 39588 Balboa Part # 58321T Compatible Replacement for Caldera Spa Models: - Paradise Series 2001 to current - Utopia, 2001 to current - Aquatic Series 2001 to current 2001 models must use adaptor # 75002 to convert three prong to four prong