No spares are available for this hot tub heater as it is a fully enclosed one piece unit. The system should reset. Hot Tub Chemicals. Hot Tub Filters. Hot Tub Accessories. If this fails then unfortunatley the heater has failed and needs to be replaced.

Brand: Gecko
Type: Hot Tub Heaters
Set Includes: 3.8kW Heater
Material: Plastic
Compatible Brand: Gecko
MPN: 0603-421005
Compatible Model: 0603-421005
Number in Pack: 1
Colour: Blue
Country/Region of Manufacture: United States
Features: Heater
Manufacturer Warranty: 12 months