SIG109 | Furnace Ignitor | Supco

Supco Furnace Ignitor (SIG109) Supco's SIG109 Furnace Ignitor is an essential component for ensuring reliable ignition in your gas-fired furnace. Designed to meet OEM standards, this ignitor provides quick and consistent ignition for efficient heating performance. Its rugged construction features a durable ceramic body and high-temperature filament, ensuring long-lasting operation in harsh environments. The ignitor operates on 120 volts with a resistance of 0.85 ohms, delivering a reliable spark to ignite the gas. Easy to install and replace, the SIG109 is an ideal choice for maintaining the optimal functionality of your gas furnace. Upgrade your heating system with this high-quality ignitor from Supco, ensuring warmth and comfort throughout the cold months. Shop our HVAC supply store for the best prices and fast shipping on all your maintenance supplies!