Don’t touch the ceramic element with bare hands — oil from your skin creates hot spots that shorten the ignitor’s life. Handle it by the bracket only.
SIG104 – HOT SURFACE IGNITOR (SPIRAL, UNIVERSAL)
$37.94
Supco SIG104 universal spiral hot surface ignitor. Silicon carbide, fast heat-up. Different mounting style than SIG102 — check your bracket before buying.
10226 Plano Rd, Suite 104, Dallas TX 75238
Questions? Call or text (214) 340-9421
Mon–Fri 10 am – 7 pm | Sat 10 am – 3 pm
Description
If your furnace won’t light or only clicks without igniting, the hot surface ignitor is usually the fix. This universal spiral ignitor from Supco has a different mounting bracket than the SIG102. Bring your old ignitor in and we’ll help you match the right one.
Specs: Universal mount, silicon carbide spiral element, fast heat-up. Supco SIG104 / IG104.
Replaces: SIG104, IG104
Fits: Various gas furnaces. Check mounting bracket compatibility — bring your old part in for matching.
Need help? See our Furnace Not Heating 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.
