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Replacement 4.0 KW Double-Barrel Low-Flo Heater Assembly. OEM part number C3564-2.
Optional replacement heater for Watkins 4.0KW No-Fault® low flow dual metal tube heater assembly, and for many 1995 to current Hot Spring® and Tiger River® spas Heaters 76228, C3160-2, 73039 and 73791 made by Watkins. This heater is also a great replacement option for the old trumpet-style Laing Infinity 6758, IHH-4000-NHCW and IHH-4000-NHCW-6758 Triple Bend heater.
NOTE1: Customer must use the original sensors for the sensor ports.
NOTE2: This heater does not have the second set of small cable for the pressure switch. If using as a replacement for the original heater that does have the pressure switch cable, just bypass the pressure switch circuit for the new heater.
Click here to View Diagram of Heater.