- 4 X 4 inch flange 4 bolt model.
- Watkins part # 31255, has tube thermowell for sensor
- 1500 Watt, 120 Volt, 11" length
- Includes O-ring, gasket and specific cord end for Hot Springs, Tiger river (Watkins) brand spas.
- MFG # 12-1464-BC-K
1.5-4-1B , 15-4-1B , 2-05-0135 , 25-1464-375BC , 25-1464-430BC , 610755 , 9330-03 , BX5003B , HTR1541B