This part is a replacement IQ 2020 control box for select Hot Spring hot tubs. The box contains the electronic components that control the spa’s functions including heater relay, heater interlock relay, jet relay, high limit circuit, light circuit, etc.
The IQ contains the circuitry to stop spa operation if high limit circuit senses a problem. Compatible with 1997 to 2000 Hot Spring Highlife spa models.
*Check specs section for full list of compatible models and years.