What Is a Furnace Disconnect Switch?

That light switch next to your furnace probably isn't a light switch at all. It's a handy disconnect switch that cuts power to the furnace.

HVAC Safety switch, 120V Receptacle, Disconnect

Thermostat AC Compressor will not turn on - Home - Wyze Forum

How To Install A Furnace Power Disconnect Switch

Is this the main service disconnect for furnace? - Inspecting HVAC

Motor controls, Industrial motor controller

Is Your Furnace Making Noise When Off?

How to Replace the Fan Limit Switch in a Furnace - Dengarden

I Was Told I Need a Disconnect on my AC Unit. Why?

Optimal Air Solutions

Automatic Disconnect Switch Added to Car Bottom Vacuum Furnace

Is this the main service disconnect for furnace? - Inspecting HVAC

INNER-TITE® - OMCO® Safety Products - Thermal Cut-offs

MERSEN Switch Disconnect

What Is A Furnace Fan Limit Switch? • Superior CO-OP HVAC