<div style= font-family: Arial, sans-serif; font-size: 16px; line-height: 1.6; > <h2> SSN21 Mini Nitride Hot Surface Igniter – 95V for Domestic Furnaces</h2> <p><strong>Brand New – Fast Ignition, OEM-Compatible Replacement</strong></p> <p>Restore reliable furnace ignition with this high-performance <strong>Mini Nitride Hot Surface Igniter</strong>. Engineered for domestic heating systems, the SSN21 offers rapid heat-up and durable construction—ideal for replacing aging igniters in Lennox, Armstrong, and Coorstek units.</p> <h3>️ Product Highlights:</h3> <ul> <li>Voltage: 95 VAC</li> <li>Amp Draw: 0.3 to 0.8A @ 95 VAC</li> <li>Time to Temp: 20 seconds</li> <li>Resistance: 50–450 Ohms @ 77°F (25°C)</li> <li>Material: Silicon Nitride – High heat resistance &amp; long life</li> <li>Plug Type: 2-prong Molex connector – easy drop-in replacement</li> <li>Condition: Brand New – Unused</li> </ul> <h3> Replaces These Part Numbers:</h3> <ul> <li>75M21</li> <li>483396</li> </ul> <h3>✅ Compatible Brands:</h3> <ul> <li>Lennox</li> <li>Armstrong</li> <li>Coorstek</li> <li>Ducane</li> </ul> <h3> Common Symptoms Fixed:</h3> <ul> <li>Furnace won’t ignite</li> <li>Ignition delay or failure</li> <li>High energy usage due to repeated ignition attempts</li> <li>Error codes related to igniter resistance or amp draw</li> </ul> <p><em> Installation Tip: Always disconnect power before servicing. Match plug type and resistance range for proper fit.</em></p> <p><strong>Fast heat-up. Stable ignition. Built to last.</strong></p> </div> SSN21 Mini Nitride Hot Surface Igniter – 95V for Domestic Furnaces Brand New – Fast Ignition, OEM-Compatible Replacement Restore reliable furnace ignition with this high-performance Mini Nitride Hot Surface Igniter. Engineered for domestic heating systems, the SSN21 offers rapid heat-up and durable construction—ideal for replacing aging igniters in Lennox, Armstrong, and Coorstek units. ️ Product Highlights: Voltage: 95 VAC Amp Draw: 0.3 to 0.8A @ 95 VAC Time to Temp: 20 seconds Resistance: 50–450 Ohms @ 77°F (25°C) Material: Silicon Nitride – High heat resistance & long life Plug Type: 2-prong Molex connector – easy drop-in replacement Condition: Brand New – Unused Replaces These Part Numbers: 75M21 483396 ✅ Compatible Brands: Lennox Armstrong Coorstek Ducane Common Symptoms Fixed: Furnace won’t ignite Ignition delay or failure High energy usage due to repeated ignition attempts Error codes related to igniter resistance or amp draw Installation Tip: Always disconnect power before servicing. Match plug type and resistance range for proper fit. Fast heat-up. Stable ignition. Built to last. Replacement heating element & igniter type Mini Nitride Hot Surface Igniter Brand Supco Model SSN21 Has nrtl listing certification N Has written warranty No Pieces 1