01-0840 Nordyne SEQUENCER 1-20 ON 40-110 OFF

Product Description

The 01‑0840 Nordyne Sequencer is a reliable, OEM‑grade heating control component designed for electric furnaces and air handlers. It regulates the staged activation of heating elements, preventing electrical overload and ensuring smooth, efficient system operation. Built to meet Nordyne/Miller/Intertherm specifications, this sequencer is a direct replacement for a wide range of manufactured housing and residential HVAC units.

Engineered for consistent timing performance, the 01‑0840 provides a 1–20 second ON delay and 40–110 second OFF delay, allowing heating elements to energize and de‑energize in proper sequence for safe system performance.

Key Features

• OEM‑spec replacement for Nordyne, Miller, Intertherm electric furnaces

• 1–20 second ON delay for controlled heat staging

• 40–110 second OFF delay to prevent overheating and short cycling

• Stable, dependable timing for electric heat applications

• Durable construction for long service life

• Easy installation in compatible electric furnace models

Technical Specifications

Compatible With

Designed for use in many Nordyne, Intertherm, and Miller electric furnace models. Ideal for manufactured housing HVAC systems requiring staged heat sequencing.

Common Symptoms of a Failed Sequencer

• Heating elements not turning on

• Furnace blowing cold air

• Heat strips staying energized continuously

• Breakers tripping during heat operation

Why Choose This Replacement

This sequencer meets OEM timing requirements and provides dependable performance in demanding heating applications. It’s a technician‑trusted solution for restoring proper heat staging and system safety.