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31L7101

20 Best 31L7101 of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best 31L7101 of 2023. Check our ranking below.

2,919 Reviews Scanned

Rank No. #1
52W29 Flame Sensor for Lennox,Ducane,Armstrong Furnaces G40 G41 G50 G51 G60 G61 G71- Replace 52W2901 31L7101 31L71 LB-74940A 28PV41 by TOMOON, Pack of 2
  • SPEC: 52W29 Flame Sensor for Lennox/Armstrong/Ducane Furnace .this 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 inch
  • PERFECT FIT:The flame sensor monitors the burner to detect whether or not a flame is present. If the flame sensor is defective, the furnace may not heat.Replacement part numbers,52W2901, 52W29, 31L71, LB-74940A, 31L7101, 28PV41.Fits G40, G41, G50, G51, G60, G61, and G71 furnaces
  • APPLICATION: The 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
  • HIGH QUALITY LONG LASTING: made of high quality durable and wear resistant metal, free from harmful chemicals and tested many times by the manufacturer to be safe for use. Improve the efficiency of the furnace and get a longer service life
  • BUY WITH CONFIDENCE: We’re confident in the design and quality of this. For any reason you're not completely satisfied, or you are not sure whether this replacement part correctly fit your appliance, please feel free to contact us or ask a question through Amazon
Rank No. #2
52W29 Lennox Flame Sensor Replaces 52W2901 31L7101 31L71 LB-74940A 28PV41 Part for Armstrong Ducane Furnaces by puxyblue(1 Pack)
  • 𝟱𝟮𝗪𝟮𝟵 𝗙𝗟𝗔𝗠𝗘 𝗦𝗘𝗡𝗦𝗢𝗥-52w2901 Flame Sensor is used to detect the fire to ensure ignition, 52W29 The flame sensor monitors the flame until the stove is turned off. If the sensor does not detect a flame, it shuts off the gas valve to prevent gas leaks from causing problems for you and your family.
  • 𝗛𝗜𝗚𝗛 𝗤𝗨𝗔𝗟𝗜𝗧𝗬 𝗔𝗡𝗗 𝗟𝗢𝗡𝗚 𝗟𝗔𝗦𝗧𝗜𝗡𝗚-Our flame sensors are made from high quality, wear-resistant metal materials that are rigorously tested by our suppliers to meet OEM standards - ensuring long-lasting, effective performance, free of hazardous chemicals to ensure safe use, improved furnace efficiency and longer furnace service life
  • 𝗣𝗘𝗥𝗙𝗘𝗖𝗧 𝗙𝗜𝗧-Flame Sensor 52W29 is made exactly fit for most top name brands (Lennox, Armstrong,Allied,Concord,Magic Chef, Magic-Pak & Ducane) and replaces part numbers: 52W2901, 52W29, 31L71, LB-74940A, 31L7101 - Fits Most Series of Models G40, G41, G50, G51, G60, G61, and G71 Furnaces. If you are unsure about the compatibility, feel free to contact us and we will be happy to help you.
  • 𝗘𝗔𝗦𝗬 𝗧𝗢 𝗜𝗡𝗦𝗧𝗔𝗟𝗟-The 52W29 Lennox Flame Sensor total lenth is approx 5.25" with 1" - 3/16" Male Quick Connect Terminal.(Please confirm the size of the flame sensor you need before purchasing, and feel free to contact us if you have any questions!)This Flame Sensor fixes the following symptom: The furnace does not heat.Easily install just by removing the old and broken one and installing our new flame sensor.
  • 𝗣𝗨𝗫𝗬𝗕𝗟𝗨𝗘 𝗖𝗢𝗠𝗠𝗜𝗧𝗠𝗘𝗡𝗧- We adhere to the principle of customer first and are committed to providing quality 52w2901 Flame Sensor and after-sales service to every customer.If you have any problems during guarantee period, please feel free to contact us via YOUR ORDER/ EMAIL / QA, We will reply to you within 24 hours. For whatever reason you are not satisfied, you can request 𝗮 𝗿𝗲𝗽𝗹𝗮𝗰𝗲𝗺𝗲𝗻𝘁 𝗼𝗿 𝗮 𝗿𝗲𝗳𝘂𝗻𝗱. 𝐁𝐚𝐜𝐤𝐞𝐝 𝐛𝐲 𝟑𝟔𝟓-𝐝𝐚𝐲𝐬 𝐰𝐚𝐫𝐫𝐚𝐧𝐭𝐲 𝐟𝐨𝐫 𝐚𝐝𝐝𝐞𝐝 𝐩𝐞𝐚𝐜𝐞 𝐨𝐟 𝐦𝐢𝐧𝐝(𝐬𝐮𝐩𝐩𝐨𝐫𝐭 𝐫𝐞𝐭𝐮𝐫𝐧/𝐞𝐱𝐜𝐡𝐚𝐧𝐠𝐞)
SaleRank No. #3
52W29 Furnace Flame Sensor Replacement Part Fit for Len-nox Arm-strong Du-cane Flame Furnaces Sensor Replaces 52W2901 31L7101 31L71 LB-74940A 28PV41 by Appliancemate
  • Part Number: The length of 52W29 flame sensor is approx. 5.3", this flame sensor is used to detect a flame in the furnace to ensure that a flame is actually present and to monitor the flame to know if the furnace is off
  • Replacement Model: Fit for most top brands (Len-nox, Arm-strong & Du-cane) and can be replaced with part numbers. 52W2901, LB47940A, 31L71, 31L7101 - Fits most ranges of G40, G41, G50, G51, G60, G61, and G71 furnaces
  • Premium Quality: Our flame sensors are made of high quality durable and wear resistant metal, free from harmful chemicals and carefully tested by the manufacturer to be safe for use. Increase the efficiency of your furnace and get a longer service life
  • Function: 52W29 flame sensor senses the flame of the stove, ensures ignition, monitors the flame and if the sensor does not detect a flame it shuts off the gas valve to avoid raw gas leaks that can cause problems for you and your family.Before installing the product, turn off the power and wear work gloves to protect your hands
  • Dispel Your Concerns: If you are not satisfied with the product in any way, please feel free to contact us and we will provide you with a refund or free replacement service
Rank No. #4
SUNJCO 31L7101, 31L71, 52W29, 52W2901 Furnace Flame Rod Sensor Replacement for Armstrong Ducane Lennox Furnace Specific Models
  • Replacement for Numbers 31L7101, 31L71, 52W29, 52W2901
  • Fits for Armstrong, for Ducane, for Lennox Furnace Specific Models
  • Male 3/16 inch Terminal
  • Rod Measures 2-3/4 inches Long
  • Package Includes: 1x Furnace Flame Sensor Rod
Rank No. #5
52W2901 Flame Sensor for Lennox Furnace Flame Sensor Replaces 52W29 LB-74940A 31L71 31L7101 Fits G40 G41 G50 G51 G60 G61 G711(Note: Please Check The Size Before Purchase)
  • 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

Last update on 2025-07-17 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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We’re convinced that you likely have far more questions than just these regarding 31L7101, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for 31L7101, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 31L7101. Make sure that you are only using trustworthy and credible websites and sources.

Romance University provides an 31L7101 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 31L7101 currently available on the market.

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  1. Brand Value: Every brand of 31L7101 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
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  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your 31L7101.
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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 31L7101.
  7. Product Quality: You don’t always get what you pay for with an 31L7101, sometimes less, and sometimes more.
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