Name: Thermometer
Brand: Lennox
SKU: i3439401
Price: 151.71 USD
Availability: InStock

Pilot

Monitor temps with this genuine OEM thermocouple, part number 100108268, made for select Maytag, Kenmore, AO Smith, or Honeywell Water Heater.

Thermocouple

Gas Valve Assembly

Heating Element

Thermostat

Aluminum anode rod 3/4" NPT X 3" X 39-1/8

Anode Rod

Resetable thermal switch, 290 degrees, red

Thermoprotector

Cook efficiently with this replacement gas burner, part number S1-02920482000, built for select York, Coleman, or Luxaire Furnace or Packaged Unit/RTU.

Gas Burner

The Frigidaire Oven Burner Igniter 5303935066 is a high-quality replacement part that ignites the gas to light the oven burner. It includes 2 ceramic wire connectors and replaces multiple part numbers

Igniter

Dryer high-limit thermostat, L250-80, with terminal extension arm. This thermostat should be closed for continuity at room temperature and opens at around 250 degrees Fahrenheit. If the dryer won't heat, the high-limit thermostat might be defective.

High Limit Thermostat

image

arqspin

**We’re excited to be able to offer trade professionals like you substantial volume-based discounts. Our PRO pricing levels are based on your anticipated annual parts spend with us. If your actual monthly spending trends lower than anticipated, your discount may change.

Appliance Parts, Lawn Mower Parts, Heating & Cooling Parts. 365 day returns.

Sign up for your PRO account

Create your account for exclusive discounts and benefits, like:

Your One-Stop

Shop

Join Repair Clinic Pro to unlock technician pricing, same-day shipping, dedicated support, and exclusive benefits tailored for repair professionals.

PRO users get exclusive discounts and benefits, like:

This account is not eligible, please contact your customer service representative for any questions.

Unlock technician pricing and exclusive Pro benefits at Repair Clinic. Join free today.

Repair Clinic Pro

Repair Clinic Pro | Discounts & Benefits for Technicians

Your discounted pricing and other Pro benefits are now available.

Thank You for joining Repair Clinic Pro!

Return parts & products within 365 days of placing your order.

Adhesives & Sealants Parts

Appliance Adhesive & Sealant Parts

Air Filters

Air Filters for Home

Appliance Cleaners

Appliance Cleaners for Sale

Dishrack Parts

Dishrack Replacement Parts

Dryer Vents

Dryer Venting Parts

Equipment Covers

OPE, HVAC & Appliance Part Covers

Fuel Treatments

Fuel System Treatments

Hardware & Fasteners

Hardware and Fasteners Parts

Kitchen Appliance Accessories

Kitchen Accessories Parts

Washer & Dryer Accessories

Dryer and Washer Accessories

Light Bulb Parts

Light Bulb Fixture Parts

Oil & Lubricants

Oil and Lubricant Parts

Paint & Supplies

Touch Up Paint & Supplies

Power Cords Parts

Power Cord Repair Parts

Safety Equipment Parts

Safety Equipment Spare Parts

Testing Equipment Parts

Testing Appliance, OPE & HVAC Parts

Specialty Tools Parts

Specialty Tool Parts for Sale

Vacuum Attachments

Vacuum Attachment Parts

Water Filters & System Parts

Water Filter System Parts

Water Treatment Parts

Water Treatment System Parts

Wire & Connector Parts

OPE, HVAC & Appliance Wire & Connector Parts

Lawn Care Supplies

Yard Care Supplies

Heating & Cooling Supplies

HVAC Supplies

CHANNELLOCK Tools Parts

CHANNELLOCK Replacement Tools

Gas Cans & Nozzles

Nozzles & Gas Cans for Sale

Maintenance Repair Kits

Maintenance Appliance Repair Kits

OPE cleaners & Filters Parts

Outdoor Power Equipment Cleaners & Filters

Power Tools Parts

Power Tool Replacement Parts

Appliances

Refrigerator

Dryer

Range/Stove/Oven

Washing Machine

Dishwasher

Washer/Dryer Combo

Microwave

Freezer

Oven/Microwave Combo

Trash Compactor

Ice Machine

Range Vent Hood

Vacuum Cleaner

Garbage Disposer

Dehumidifier

Bath Fan

Carpet Cleaner

Water Filtration System

Hot Water Dispenser

Lawn & Garden

Small Engine

Lawn Mower

Snowblower

String Trimmer

Pressure Washer

Chainsaw

Tiller

Leaf Blower

Wood Chipper

Hedge Trimmer

Generator

Log Splitter

Pole Pruner

Edger

Power Tools

Heating & Cooling

Furnace

Packaged Unit/RTU

Heat Pump

Central Air Conditioner

Air Conditioner

Air Handler

Water Heater

Humidifier

Unit Heater

Drill

Circular Saw

Miter Saw

Reciprocating Saw

Driver

Grinder

Jig Saw

Nailer & Stapler

Paint Sprayer

Planer & Joiner

Battery

Charger

Air Compressor

Wet/Dry Vacuum

Small Appliances

Blender

Lennox

Thermometer

Electric water heater won't heat? This video provides information on how to troubleshoot an electric water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Heating Element Thermostat Dip Tube The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Electric Water Heater Not Heating? — Electric Water Heater Troubleshooting

Gas water heater won't heat? This video provides information on how to troubleshoot a gas water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Thermocouple Pilot Gas Valve Thermostat Draft Inducer Heating Element Pressure Switch The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Gas Water Heater Not Heating? — Gas Water Heater Troubleshooting

Gas water heater pilot not lighting? This video provides information on how to troubleshoot a gas water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Thermocouple Pilot Gas Valve Thermostat Draft Inducer Heating Element Pressure Switch The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Gas Water Heater Pilot Not Lighting? — Gas Water Heater Troubleshooting

Electric water heater won't heat? This video provides information on how to troubleshoot an electric water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Heating Element Thermostat The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Electric Water Heater Too Hot? — Electric Water Heater Troubleshooting

Electric water heater leaking? This video provides information on how to troubleshoot an electric water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Temperature and Pressure Relief Valve Drain Valve The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Electric Water Heater Leaking? — Electric Water Heater Troubleshooting

Gas water heater leaking? This video provides information on how to troubleshoot a gas water heater and the most likely defective parts associated with this problem. Commonly replaced water heater parts: Temperature and Pressure Relief Valve Drain Valve The information provided in this water heater troubleshooting video is applicable to all brands: Air Bear Trion, Amana, Arcoaire, Broan, Bryant, Carrier, Coleman, Comfortmaker, DuroGuard, Fasco, Frigidaire, Garrison, Gibson, Goodman, Grandaire, Heil, Honeywell, ICM, ICP, Intertherm, Kelvinator, Kenmore, Lennox, Luxaire, Mammoth, Mars, Maytag, Medallion, Miller, Nordyne, Nutone, Payne, Philco, Rheem, Ruud, Tappan, Tempstar, Thermal Zone, Trane, WeatherKing, Westinghouse, White Rogers, York

Gas Water Heater Leaking? — Gas Water Heater Troubleshooting

Lennox 45N04 Water Heater Thermometer | Repair Clinic

Lennox Water Heater Thermometer 45N04

This part 45N04 is compatible with:

Related Articles & Videos

Thermometer Customer Reviews

Shop by Brands

Repair Help by Brands and Product Type

Talk With Us

Talk With Us