If your furnace is short-cycling, check the filter first — a clogged filter causes the limit switch to trip. If the filter is clean, then the switch itself may be failing.
626404R – DOUBLE STACK LIMIT SWITCH (L145°)
$41.93
Nordyne 626404R double-pole limit switch, opens at 145°F. Dual-stack design for Nordyne, Miller, and Intertherm furnaces. Also listed as 626404.
Mon–Fri 10 am – 7 pm | Sat 10 am – 3 pm | In-Store Pickup Only
Description
If your furnace is short-cycling (turning on and off repeatedly), a failed limit switch may be the cause. This double-pole (dual-stack) limit switch opens at 145°F — two sets of contacts instead of one, specific to Nordyne-family furnaces. Match the double-pole design, not just the temperature.
Specs: Opens at 145°F, double-pole (dual-stack), for Nordyne systems
Replaces: 626404, 626404R
Fits: Nordyne, Miller, and Intertherm furnaces calling for 626404 or 626404R.
Need help? See our Furnace Short Cycling Guide.
In stock at Open To Public HVAC Parts in Dallas. We test parts at the counter before you buy. Call or text (214) 340-9421.
