Furnace Door Switch Red FPRO100 HVAC Furnace Switch Service Tool with Magnetic Ends Blower Door Switch Bypass for HVAC Inspection Durable Magnet Works on All Carrier Furnace Units
✅ **Hands-Free HVAC Servicing** – Temporarily engages the furnace interlock switch so you can safely inspect and service the unit without holding the switch manually.
✅ **Fits Most Units in the Field** – Works on about 80% of furnaces you'll encounter, including all Carrier models, making it an essential tool for HVAC technicians.
✅ **Strong Magnetic Hold** – Features rare earth magnetic ends that stay securely in place—way better than using tape on the blower door switch.
✅ **Durable & Reliable** – Built with heavy-duty nylon construction designed to last through daily jobsite use.
✅ **HVAC Tech Must-Have** – Perfect for inspections when removing and reinstalling return air doors. An amazing time-saving tool that every furnace technician should carry.