Description
Nordyne 01-0837 Heat Sequencer Overview
The Nordyne 01-0837 is a reliable heat sequencer engineered for staged electric heating systems. By staggering the activation and deactivation of heating elements, this sequencer prevents simultaneous inrush currents that can stress electrical circuits and shorten equipment life. It is a direct OEM replacement designed to restore proper sequencing operation in Nordyne-family electric furnaces and air handlers.
Key Features
- 1–20 second adjustable ON delay for staged heating element activation
- 40–110 second adjustable OFF delay for controlled heating element deactivation
- Prevents simultaneous current inrush across multiple heating elements
- OEM Nordyne replacement part — ensures fit and function in compatible systems
- Supports extended equipment life and electrical system protection
- Compact design for straightforward installation in existing furnace or air handler control panels
How Heat Sequencers Work
In electric furnaces and heat strips, multiple heating elements must be energized in sequence rather than all at once. The Nordyne 01-0837 sequencer introduces a timed delay between element activation (ON delay: 1–20 seconds) and a separate delay for element deactivation (OFF delay: 40–110 seconds). This staged approach reduces peak electrical demand, protects circuit breakers and wiring, and ensures smooth, consistent heat delivery to the conditioned space.
Application
- Nordyne electric furnaces and air handlers requiring OEM sequencer replacement
- Staged electric heat systems with multiple heating elements
- Residential and light commercial HVAC applications
Specifications
- Part Number: 01-0837
- Brand: Nordyne
- ON Delay Range: 1–20 seconds
- OFF Delay Range: 40–110 seconds
- Type: Heat Sequencer / Electric Heat Time-Delay Relay
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