Lennox 99M66 Electric Heat Kit with Circuit Breaker Single Phase - 7.5kW 208/240V

The Lennox 99M66 is a 7.5 kilowatt electric heat kit designed to provide supplemental heating for compatible Lennox air handler systems. This model (ECB26-7CB-P) delivers 25,600 BTU per hour of heating capacity, making it ideal for adding extra warmth to residential HVAC systems during colder months or in areas requiring additional heat load.

Key Features:

• 7.5 kW heating capacity produces 25,600 BTU/hour
• Compatible with CB26UH-R Series air handlers
• Built-in circuit breaker for overload and short circuit protection
• Factory wired and mounted on electric heat unit for easy installation
• Current sensitive and temperature actuated with manual reset
• Single-phase operation at 208-240 VAC, 60 Hz
• Circuit breaker qualifies as disconnect means in many areas, eliminating need for field-provided disconnect in some installations

This electric heat kit integrates seamlessly with your existing Lennox HVAC system, producing heat from electrical energy and circulating it throughout your space via the furnace blower motor. The included circuit breaker provides reliable protection and may serve as a disconnect switch depending on local electrical codes. Designed for ECB26 family compatibility, this kit offers professional-grade performance and Lennox quality construction.