LENNOX Flame Sensor: Mfr Part # 79J22
LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Flame Sensor.
SKU 3G-OTH-110440
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
LENNOX Replacement HVACR Controls, Switches & Thermostats. Specifications: Product Type: Flame Sensor.
Frequently Asked Questions
What is a LENNOX 79J22 flame sensor used for?
The LENNOX 79J22 flame sensor detects burner flame presence in gas-fired heating equipment. It ensures the gas valve stays open only when a flame is confirmed, preventing unburned gas release. This replacement part is critical for safe, reliable furnace and boiler operation in commercial and industrial HVAC systems.
What are the specifications of the LENNOX 79J22 flame sensor?
The LENNOX 79J22 is a replacement flame sensor with manufacturer part number 79J22. It is designed for use in LENNOX gas-fired heating equipment. The sensor detects flame rectification current to verify burner ignition. For exact electrical ratings and dimensions, consult the original equipment manual or contact 3G Electric.
Where to buy a LENNOX 79J22 flame sensor worldwide?
3G Electric supplies the LENNOX 79J22 flame sensor to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine replacement HVACR controls and support your procurement needs across 14 departments. Contact us for a quote and lead time.
How to install a LENNOX 79J22 flame sensor?
Install the LENNOX 79J22 flame sensor by first disconnecting power to the furnace. Remove the old sensor, clean the mounting surface, and insert the new sensor into the bracket. Reconnect the wire lead and restore power. Verify flame signal with a multimeter. Always follow the manufacturer’s installation instructions and local codes.
Used in
Common applications for LENNOXLENNOX Products
3G Electric supplies LENNOX replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
