Best Furnace Igniters of 2025

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Furnace igniters are an essential component of gas furnaces, used to ignite the fuel and start the heating process. These small devices are responsible for creating the spark that ignites the gas, ensuring that your furnace can function properly. Furnace igniters come in different types, including hot surface igniters and spark igniters, and are made from durable materials that can withstand high temperatures. Investing in a reliable furnace igniter can help ensure that your furnace runs smoothly and efficiently, keeping your home warm and comfortable during the colder months.
At a Glance: Our Top Picks
Top 10 Furnace Igniters
Ideal I-Combi Independent Logic Ignitor Unit
The Ideal Ignitor Unit is an essential component for your heating system, designed specifically for Ideal Procombi Exclusive, Independent, and Logic boilers. This spark generator ensures reliable ignition, enabling your boiler to start efficiently and maintain optimal performance. With part number 175593, you can easily identify this unit for replacement, saving you time and effort. Its compatibility across various Ideal boiler models provides convenience, ensuring you have the right part for your system.
TopHomer 220V 350W Ignition Igniter for Heaters
The TopHomer Ignition Igniter is designed for efficient and reliable heating. Its high-quality stainless steel construction ensures rapid ignition without any gaps or leakage, giving you peace of mind when starting your wood pellet barbecue grill or fireplace. With a size of 10MM in diameter and 170MM in length, it operates at 220V and 350W, making it an essential tool for winter heating. The single-head heating tube features high-temperature resistant wires, providing stable and effective heating for your needs.
Upgraded 201657-03S Furnace Igniter for Good-man
The 201657-03S Furnace Igniter is designed for reliable performance, helping you tackle issues like furnace misfires and non-glowing igniters. Its compatibility with various Goodman heating systems ensures you can easily replace it and get your heater running smoothly again. Made from durable materials, this igniter features a nitride heating element and a robust stainless steel bracket, providing longevity and efficiency. Installation is straightforward with just one screw and one plug, making it user-friendly for quick fixes.
ERP Round Furnace Igniter IG101 Replacement
The ERP Furnace Igniter IG101 is a brand new round igniter designed to replace various part numbers. This makes it a convenient choice for users looking to restore their furnace’s functionality. With compatibility for multiple models, you can easily find a suitable replacement. Its robust design ensures reliable ignition, helping to maintain the efficiency of your heating system. By choosing this igniter, you can enjoy a seamless heating experience without the hassle of frequent replacements.
Dusledel 80 Volt Furnace Ignitors Kit
The Dusledel Furnace Ignitors are designed for compatibility with Trane IGN145 models, ensuring your heater operates efficiently. Made from high-quality materials, these hot surface silicon nitride ignitors promise reliable performance and a longer lifespan. They can help resolve common issues like the furnace not staying lit or error messages on your control board, allowing you to maintain a comfortable temperature in your home. Installation is straightforward, with mounting screws included, so you can easily replace the ignitors without special tools.
PRYSM Furnace Igniter for Models 20165703S, 41-602
The PRYSM Furnace Igniter is designed to directly replace part numbers 20165703S and 41-602, making it a reliable choice for your heating needs. Crafted from premium materials, this igniter ensures durability and longevity, providing you with peace of mind. You can buy with confidence, knowing that it is compatible with all major brands, offering versatility for various furnace models. Additionally, installation instructions are readily available on the website, making the setup process straightforward for users.
Aupoko Piezo Spark Ignition Kit for Gas Appliances
The Aupoko Ignition Kit offers wide compatibility, making it ideal for use in various gas stoves, ovens, and barbecues. You can easily ignite liquefied petroleum gas and natural gas, enhancing your cooking experience. Its premium quality ensures durability without the need for a battery, allowing for reliable performance. Additionally, the kit's high-temperature resistance means it can withstand temperatures from 20 to 120 degrees Celsius, providing peace of mind while cooking.
Aupoko Double Ignition Kit for Gas Appliances
The Aupoko Ignition Kit is a versatile electronic igniter designed for various gas appliances, including grills, heaters, and water heaters. With a high spark plug wire length of 450 mm, it ensures easy installation and a sparking distance of 2-4 mm for reliable ignition. The temperature resistance of up to 200 ℃ means it can withstand heat effectively. Additionally, its piezoelectric design and durable PP plastic construction provide long-lasting performance, giving you peace of mind while using your appliances.
BAXI Duo TEC Combi HE Ignition Electrode
The BAXI Ignition Electrode is a crucial component for your heating system, ensuring efficient operation. As a building material, it plays a vital role in igniting the furnace, providing you with reliable heating when you need it most. The product is designed specifically for Baxi Duo Tec Combi HE models, making it an ideal choice for compatibility. With its high-quality construction, you can expect durability and consistent performance, giving you peace of mind during colder months.
METER STAR Ceramic Electrode Ignition Wire Set
The METER STAR Ignition Wire offers a convenient solution for igniting your devices. With a wire length of 30cm, it provides flexibility in installation. The high-temperature resistance of 200°C ensures reliable performance, making it suitable for Piezo Igniters. The M10*1 electrode length of 51mm is designed for optimal compatibility, allowing for effective ignition. Additionally, the straight pin length of 19.5mm with a 135-degree head makes it easier for you to position the ignition needle accurately, enhancing your overall experience.
Frequently Asked Questions (FAQs)
1. How do you know if your furnace ignitor is bad?
Your furnace won't run: The most obvious sign that your ignitor is bad is that it won't ignite, and this generally manifests itself in your furnace failing to run when you activate it. One word of caution, though: this can also be caused by other issues, some of which are electrical.
2. Are furnace igniters universal?
This universal ignitor is a replacement part for use in gas-fired appliances like furnaces, water heaters, and boilers, compatible with over 150-OEM models.
3. How long does an igniter on a furnace last?
Don't worry—an ignitor that goes bad is common for most furnaces. Fortunately, you can replace the ignitor without replacing the full furnace. Most ignitors last about seven years.
During our furnace igniter research, we found 163 furnace igniter products and shortlisted 10 quality products. We collected and analyzed 5,931 customer reviews through our big data system to write the furnace igniters list. We found that most customers choose furnace igniters with an average price of £14.50.
The furnace igniters are available for purchase. We have researched hundreds of brands and picked the top brands of furnace igniters, including IDEAL, TopHomer, Dusledel, ERP, PRYSM. The seller of top 1 product has received honest feedback from 246 consumers with an average rating of 4.7.

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.