This IQ2020 Heater Relay Circuit Board is the newest revision for the 2001-2009.5 IQ2020 Control Box. It’s upgraded design provides a more efficient method of connecting the heater’s power cord to this board, therefore, reducing fatigue on the two “beefed up” relays.
Heater relay circuit board Formerly Watkins item 74618 current edition item 77119
Note: This circuit board works in all countries
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