Description
The First Company E143 is a 24V heat sequencer engineered to provide precise, staged activation of electric heating elements in residential and light commercial HVAC systems. By staggering the energizing of heating elements, this sequencer prevents simultaneous in-rush current draw, protecting electrical circuits and extending the service life of heating components.
Key Features
- 24V control voltage for compatibility with standard low-voltage HVAC systems
- Staged heating element activation to reduce electrical in-rush current
- Helps protect circuits and heating elements from overload stress
- Designed as a direct OEM replacement for First Company electric air handlers and furnaces
- Compact design for straightforward installation in existing equipment
Benefits
- Improves system efficiency by distributing electrical load across heating stages
- Reduces nuisance tripping of circuit breakers caused by simultaneous element startup
- Reliable OEM-quality construction for long service life
- Simplifies service and replacement in First Company equipment
Applications
- First Company electric air handlers
- Electric furnaces and fan coil units requiring staged heat control
- Residential and light commercial HVAC installations
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