- MODEL NUMBER: 52W29 Furnace Flame Sensor
- EASY TO INSTALL: It is made exactly fit for most top name brands (Lennox, Armstrong & Ducane)
- PART NUMBERS:52W2901, LB47940A, 31L71, 31L7101 – Fits Most Series of Models G40, G41, G50, G51, G60, G61, and G71 Furnaces. For details, see below.
- Flame Sensor : 52w29 flame sensor detects the furnace flame to ensure ignition. It then monitors the flame until the furnace is turned off. The total lenth is approx. 5.3 inches.
- MONEY-BACK GUARANTEE: For any reason, you’re not completely satisfied, you can ask for a replacement or full refund, no questions asked.
