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LENNOX iComfort Wi-fi 10f81 Thermostat App 88w58 WiFi

4.176 product ratings

ellisol (3005)

99.3% positive feedback

Price:

$549.99

Free shipping

Estimated delivery Mon, Nov 3 - Thu, Nov 6

Returns:

No returns, but backed by eBay Money back guarantee.

Condition:

Used

(See pictures for detail). Lennox iComfort WiFi Thermostat 103445-04 10F81. Catalog# 10F81. I have tested the thermostat and reset it back to factory default when I was done. (See last picture for more about "factory default").

About this product

Product Identifiers

BrandLENNOX

MPN10344504

eBay Product ID (ePID)665827255

Product Key Features

Power SourceNG (Natural Gas), LP (Liquefied Petroleum Gas), Battery, Propane Liquid, Propane Gas, Corded Electric

Year Manufactured2012

Compatible ProductHeat Pump, Universal

Battery SizeAA

Control StyleDigital, App Control, Touch, Wi-Fi

Compatible BrandLENNOX, Comfort Sync

ColorWhite

Thermostat ShapeRectangular

MountingWall-Mounted

Number of Periods per Programmable Day4

Cool Stages2

ProgrammabilityProgrammable

Wire Configuration4-Wire

Smart Home CompatibilityAmazon Alexa, Proprietary App, Universal, Google Home/Assistant, Apple HomeKit

Voltage24 V

Heat Stages3

FeaturesAutomatic Changeover, Daylight Savings Time Ready, Filter Replacement Indicator, Touch Screen, Wireless, Wi-Fi, Digital Display, Z-Wave, Energy Report, Vacation Mode, App Control, Weather Tracking, Lockable, Built-In WiFi, Outdoor Temperature Display, USB Port, Communicating, Removable Interface, Adjustable Thermostat

Thermostat Programmable Days7- Day

Compatible Model103445-01, 103796-03, 1.841197, 10F81, 88W58, 103445-04, 103445-03

MaterialPlastic

Sensor TechnologyTemperature

Voltage TypeLow Voltage

System SwitchingAuto

ModelLennox iComfort Wi-Fi

Smart Home ProtocolProprietary, Bluetooth/Bluetooth Low Energy (BLE)

All listings for this product

item 1 Lennox 103445-04 10F81 Thermostat - UsedTested (No Brkt)

$549.99

Free shipping

item 2 Lennox 103445-04 10F81 Thermostat - UsedTested (No Brkt)

$549.99

Free shipping

item 3 Lennox 103445-04 10F81 Thermostat - UsedTested

$574.99

Free shipping

item 4 Lennox 103445-04 10F81 Thermostat - UsedTested

$574.99

Free shipping

Ratings and Reviews

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4.2

6 product ratings

4 users rated this 5 out of 5 stars
1 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
1 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

by isshopacific
Sep 15, 2025
The thermostat works as intended. No iss...
The thermostat works as intended. No issues. Setup was simple. So far, so good. The original lasted 10 years. Hopefully the replacement will work for the life of the HVAC system.
Verified purchase: YesCondition: Pre-owned
by josie_viteri
Mar 24, 2025
The memory card in the thermostat is bla...
The memory card in the thermostat is blank. The screen is blank. Where do I download the software for it?
Verified purchase: YesCondition: Pre-owned
by lisaaprs
Jul 25, 2025
Worked great and Larry is very helpful!
Worked perfect after having so many issues with our old thermostat!
Verified purchase: YesCondition: Pre-owned
by at28d
Mar 14, 2025
seems to work has been on for 6 days and...
seems to work has been on for 6 days and the screen is clear
Verified purchase: YesCondition: Pre-owned
by 631seadoo1
May 03, 2018
great value plug and play operation
Verified purchase: YesCondition: New