Product Description Robertshaw Part Number 10-6840 Furnace Flame Sensor 3/16 inch Male Terminal Rod Measures 1-7/8 x 1-/12 inches Replacement for numbers 69W43, 69W4301, LB74940B, LB-74940B Designed to fit specific Armstrong, Lennox, Ducane Furnace Models
Exact Replacement 69W43 for Armstrong Lennox Ducane Furnace Flame Sensor XOF12,024.28 XOF5,082.10 XOF5,082.10 Add to Cart
Furnace Flame Sensor Rod for Lennox Armstrong Ducane 52W29 52W2901 XOF6,765.63 XOF6,765.63 Add to Cart
Exact Replacement 52W29 for Lennox Armstrong Ducane 52W2901 Furnace Flame Sensor XOF11,425.28 XOF4,634.42 XOF4,634.42 Add to Cart
Exact Replacement 98M87 for Lennox Armstrong Ducane Furnace Flame Sensor Rod 98M8701 XOF10,977.60 XOF3,966.06 XOF3,966.06 Add to Cart
Exact Replacement 18G89 For Lennox Armstrong Furnace Flame Sensor XOF10,195.73 XOF3,587.74 XOF3,587.74 Add to Cart
Supco SSN2901 Furnace Ignitor for Lennox Armstrong Ducane 80M29 80M2901 XOF43,904.08 XOF26,173.47 XOF26,173.47 Add to Cart
Robertshaw 10-681 Furnace Flame Sensor for Carrier Bryant LH33WZ511 LH680014 XOF21,904.75 XOF15,605.72 XOF15,605.72 Add to Cart