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Power Extender Kit for SITERWELL GS366A-MWAC. Designed for compatible 24V HVAC systems without an active C-wire.
A C-wire solution for continuous 24V power in compatible HVAC systems.
No new thermostat cable or wall cutting required for compatible installations.
A Power Extender Kit (PEK) for compatible homes without a C-wire.
Please choose a protection plan.