Skip to main content

Sign In / Enroll

Get rewarded!


3.8 out of 5 stars. 4 reviews
product-image

Mr. Heater Big Maxx 24V Thermostat

3.8

(4 Reviews)

|

Item # 129226699

$29.99
A woman outside with a dog
A woman outside with a dog

Mr. Heater Big Maxx 24V Thermostat

Mr. Heater Big Maxx 24V Thermostat

Item # 129226699

$29.99


Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

Mr. Heater Big Maxx 24V Thermostat

Item # 129226699

$29.99
financeCard Logo
New Cardmembers earn a $20 Reward with qualifying purchase of $20 or more plus earn 5% in Rewards+ on this purchase. Valid through 6/28/26.

This item is available online only

Delivery to

Free standard delivery on online footwear & Clothing purchases of $49 and over.


Neighbor's Club logo
Neighbor’s Club Members earn points with purchases.

Sign in or Join Now

Control the temperature with the Mr. Heater Big Maxx Thermostat. This Mr. Heater thermostat is compatible with the Big Maxx heater series, Garage heaters, and MHT45 or HST45 Tube heaters.

  • Mr. Heater Big Maxx Thermostat works with the Big Maxx series of Unit Heaters, as well as Garage heaters, and MHT45 or HST45 Tube heaters
  • Low-voltage Mr. Heater thermostat settings range from 35 degrees to 75 degrees F
  • Compatible with both natural gas and propane heaters

Q&As

1 - 9 of 9 Questions

Q: Can this be used with the 18,000 BTU mr. Buddy?

7 months ago
1 Answer
  • A: Thank you for your inquiry. No, the Buddy heaters cannot use a thermostat. Have a great day!
    7 months ago
    Helpful?

Q: Can a smart thermostat be used with big max

2 years ago
1 Answer
  • A: Thank you for your inquiry. Yes, you can connect your smart thermostat to this heater. Have a great day!
    2 years ago
    Helpful?

Q: How many wires are needed to hook up themostat for big max 80 heater

3 years ago
1 Answer
  • A: Thank you for your inquiry. Only two wires are necessary to connect this thermostat to that heater.
    3 years ago
    Helpful?

Q: will this unit work with mr maxx heater model no. f260420 ?

5 years ago
1 Answer
  • A: Mr. Heater Big Maxx Thermostat works with the Big Maxx series of Unit Heaters, as well as Garage heaters, and MHT45 or HST45 Tube heaters
    5 years ago
    Helpful?

Q: Is there any type of thermostat that they can be used with the heater buddy or the mr heated battery

5 years ago
1 Answer
  • A: Thank you for the inquiry. No, unfortunately, the Mr. Heater Buddy line of products cannot accept an external thermostat. The are intended to always be on when in operation. Have a great day! .
    5 years ago
    Helpful?

Q: Master MH-18-PNCH-A  just bought this model and i need it to have a thermostat so that is will automatically turn on or off when it is 75 degree, can this mr. heater thermostat  be attached  to the above model ?

5 years ago
1 Answer
  • A: Thank you for your inquiry. No buddy series heater is adaptable to a thermostat.
    5 years ago
    Helpful?

Q: Can this be used with a Little Buddy Propane Heater?

6 years ago
1 Answer
  • A: No, this thermostat is only for Unit Heaters
    6 years ago
    Helpful?

Q: Is this a milivolt thermostat

7 years ago
1 Answer
  • A: Yes, this is a milivolt thermostat.
    7 years ago
    Helpful?

Q: How does it hook up 

7 years ago
1 Answer
  • A: The 16-18 gauge DC -volt wiring is not offered. Best purchased at local hardware store. Mr Heater
    7 years ago
    Helpful?

Similar Items

Items You May Like

Customers Also Bought

Reviews

Rating Snapshot

Select a row below to filter reviews.
1 review with 5 stars.
2 reviews with 4 stars.
0 reviews with 3 stars.
1 review with 2 stars.
0 reviews with 1 star.

Overall Rating

3.8
2 out of 2 (100%) reviewers recommend this product

Review this Product

Select to rate the item with 1 star. This action will open submission form.
Select to rate the item with 2 stars. This action will open submission form.
Select to rate the item with 3 stars. This action will open submission form.
Select to rate the item with 4 stars. This action will open submission form.
Select to rate the item with 5 stars. This action will open submission form.
Adding a review will require a valid email for verification
  • compatibility
  • customer service
  • product features
  • purchase
1 to 3 of 4 Reviews .
1 – 3 of 4 Reviews
Bradyville, TN
Review 1

Would buy again

2 years ago
Seems to be working good. I had to modify by drilling holes, however, as the line feeding it was wall mounted. Would have been better had there been a space made to accommodate. I bought this because the thermostat that came with heater had no 'off' setting.
SweepstakesYes

Yes, I recommend this product.

Response from Mr. Heater Product Expert:
a year ago
Mr. Heater Product Expert
Thank you for your review and feedback. We appreciate your business! Enerco
North Branch Michigan
Review 1

Creature features

7 years ago
Great product great service I would highly recommend

Yes, I recommend this product.

Reviews 3

Great thermosat

7 years ago
We bought this thermosat to use with our Mr Heater 50,000 btu furnace. We like it becuase it can be set to 35° vs 45° for others. We are keeping a pole barn heated to around 40°
Response from Mr. Heater Product Expert:
7 years ago
Mr. Heater Product Expert
Thank you for your review and feedback. We'd like to speak with you about our product. Please give us a call at 1-855-663-0660. Enerco

1 Ratings-Only Review