---
product_id: 291338365
title: "TOMOON 52W29 Furnace Flame Sensor, Replacement for Lennox, Ducane &, Armstrong Furnaces - Replace 52W2901 31L7101 31L71 LB-74940A 28PV41 , Pack of 2"
price: "€ 37.47"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/291338365-tomoon-52w29-furnace-flame-sensor-replacement-for-lennox-ducane-armstrong
store_origin: CY
region: Cyprus
---

# TOMOON 52W29 Furnace Flame Sensor, Replacement for Lennox, Ducane &, Armstrong Furnaces - Replace 52W2901 31L7101 31L71 LB-74940A 28PV41 , Pack of 2

**Price:** € 37.47
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** TOMOON 52W29 Furnace Flame Sensor, Replacement for Lennox, Ducane &, Armstrong Furnaces - Replace 52W2901 31L7101 31L71 LB-74940A 28PV41 , Pack of 2
- **How much does it cost?** € 37.47 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/291338365-tomoon-52w29-furnace-flame-sensor-replacement-for-lennox-ducane-armstrong)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

TOMOON 52W29 Furnace Flame Sensor, Replacement for Lennox, Ducane &, Armstrong Furnaces - Replace 52W2901 31L7101 31L71 LB-74940A 28PV41 , Pack of 2

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | TOMOON |
| Item Weight | 0.01 Kilograms |
| Style | 2 Pack |
| Mounting Type | Flame Mount |
| Output Type | Push-Pull |
| Sensing Distance | 5.3 Inches |
| Specific Uses For Product | Flame detection to ensure ignition |
| UPC | 746939330381 |
| Manufacturer | wsh supplier |
| Part Number | 52W59-2 |
| Item Weight | 0.352 ounces |
| Package Dimensions | 6.02 x 3.27 x 0.63 inches |
| Item model number | 52w29 |
| Size | 2 Pack |
| Item Package Quantity | 1 |
| Included Components | 52W29 Flame Sensor for Lennox |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** TOMOON
- **Item Weight:** 0.01 Kilograms
- **Style:** 2 Pack
- **Mounting Type:** Flame Mount
- **Output Type:** Push-Pull

## Images

![TOMOON 52W29 Furnace Flame Sensor, Replacement for Lennox, Ducane &, Armstrong Furnaces - Replace 52W2901 31L7101 31L71 LB-74940A 28PV41 , Pack of 2 - Image 1](https://m.media-amazon.com/images/I/51o3PL9MLYL.jpg)

## Questions & Answers

**Q: How does the flame sensor work?**
A: 52W29  flame sensor senses the furnace flame and ensures that ignition occurs,f the sensor does not detect flame, it shuts the gas valve off, preventing raw gas from dumping into your home.

**Q: For which furnace models? How do I determine compatibility?**
A: 52W29 Flame sensor for Lennox/Armstrong/Ducane furnaces. Overall length is approximately: 5.3 in. See our details for specific models or ask us.

**Q: What is the lifespan of this flame sensor?**
A: This flame sensor is made of high quality metal materials to ensure durability and reliability. It typically lasts for several years.

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---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-03-03*