XMK Flow Switch Replacement for Q-12DS-C2, Flow Switch for Sundance Spas, Jacuzzi Hot Tub and Sweetwater Spas, Replace Part# 2560-040

XMK Flow Switch Replacement for Q-12DS-C2, Flow Switch for Sundance Spas, Jacuzzi Hot Tub and Sweetwater Spas, Replace Part# 2560-040

XMK 6600-166 Temperature Sensor for Sundance Spas and Jacuzzi Hot Tubs, with Curled Finger Connectors and 6540-228 O-Ring

XMK Temperature Sensor for Sundance Spa and Jacuzzi Hot Tub, Heat Temp Sensor for Jacuzzi and Sundance Spas Hot Tub Replace Part# 6600-167, 12' with Box End Connector and 6540-228 O-Ring