Description
The International Comfort Products C199 is a heat sequencer designed to provide dependable, staged activation of electric heating elements in residential and light commercial electric furnaces and air handlers.
What Is a Heat Sequencer?
Heat sequencers are essential control components in electric forced-air heating systems. Rather than energizing all heating elements simultaneously — which would cause large inrush currents and stress the electrical system — a heat sequencer staggers the activation of each element in timed sequence. This protects wiring, breakers, and contactors while delivering smooth, consistent heat output.
Key Features
- Designed as a direct OEM replacement for International Comfort Products (ICP) electric furnaces and air handlers
- Provides staged, time-delayed energizing of electric heating elements
- Helps prevent nuisance tripping of circuit breakers caused by simultaneous element startup
- Reduces electrical inrush current for longer system component life
- Compact design for straightforward installation in existing equipment
- Manufactured to ICP OEM specifications for reliable fit and performance
Why Choose an OEM Heat Sequencer?
Using a genuine International Comfort Products replacement sequencer ensures compatibility with your existing equipment wiring, control board, and heating elements. OEM components are built to the same tolerances as the original part, helping maintain system efficiency and warranty compliance.
Applications
- ICP brand electric furnaces
- Electric air handlers with multi-stage heating elements
- Residential and light commercial electric heating systems
Installation Notes
Always disconnect power before servicing. Refer to the equipment’s wiring diagram and service manual when replacing a heat sequencer. Verify the replacement part number matches your unit’s requirements before installation.







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