Lennox ComfortSense 7500 Series

Hey guys, it's alex with air commanders again, i just wanted to go over the away mode on this thermostat. If you have your temperatures already set an...

I have tried several smart thermostats and this one makes the most sense. However; I could not use it due to my unusual furnace configuration. For some unknown reason by home was built with a heat pump AND a 95% efficient natural gas furnace. The gas furnace is by far cheaper to run than the heat pu...

The contractor that installed our new furnace put in this thermostat. We have had it for over a year. Simply put, it doesn't do the one thing a thermostat should do, which is to maintain a reasonably constant temperature. I don't know where the actual sensor is in the device, but it seems to be insu...

I purchased ComfortSense 7500 as part of new A/C unit from Lennox (2/3/2020). It has now been 4 weeks and the thermostat is not able to maintain correct temperature when it is cold (70degrees of below). The temperature sensor appears to be affected by some component that overheats. The bottom right ...

I replaced the three zone thermostats in my residence with the Lennox Model 7500. They have a very nice user interface, are easy to program and have automatic switchover from heating to cooling. Unfortunately, they are grossly unreliable. One unit lasted almost a year before failing. The replacement...

The Lennox ComfortSense 7500 is rated one of best programmable thermostats by Consumer Reports. Also, Lennox is rated top overall thermostat manufacturer by JD Power. I'm particularly buying this product because (i) it has an intermittent air circulation feature (even when no heating or cooling is c...

I bought a house with a Lennox AC installed. The thermostat just went blank one day and they want $1500 to replace with an upgraded model. They don’t use universal wiring. NEVER buy any of this companies products. We’re going to buy an entire new system to get rid of this horrible company. $1500 for...

I bought this unit and had to wait a few months for an HVAC professional to come and install it. Unfortunately he found that it is a defective unit. The return window already closed and so I'm not getting my money back on a $224.00 piece of junk.

returned product, did not work properly, and did not received my refund. tracking shows they received the product back. not a trustworthy business

Works great electric bill went down even at 76 degrees by 50. A month. The old one gave at didn’t maintain even temp. Plus no longer made.