Protect your furnace or air handler with the reliable Lennox 56W21 limit control switch — an OEM-quality safety device engineered to prevent overheating and system damage. Designed as a direct replacement for Lennox systems, this limit switch monitors heat levels and automatically interrupts operation when temperatures exceed safe thresholds, safeguarding your equipment and your home.
Key Features
- OEM-quality construction for dependable, long-lasting performance
- Automatically shuts down system operation upon detecting unsafe temperature levels
- Designed to protect furnaces and air handlers from overheating and heat exchanger damage
- Direct OEM replacement for compatible Lennox systems
- Helps maintain system efficiency and extend equipment lifespan
Product Details
- Brand: Lennox
- SKU: 56W21
- Part Type: Limit Control Switch
- Application: Furnaces & Air Handlers
