• MODEL NUMBER: 52W2901 Furnace Flame Sensor.Note: Please check the size before purchas
  • 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 : 52w2901 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
  • ATTENTION: Please consult your machine manual before ordering to make sure the replacement parts are correct
  • MODEL NUMBER: 52W2901 Furnace Flame Sensor.Note: Please check the size before purchas
  • 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 : 52w2901 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
  • ATTENTION: Please consult your machine manual before ordering to make sure the replacement parts are correct