This is the thermostat for the freeze protection on 45 series models in either natural gas (NG) or liquid propane (LP). They are meant to detect when the temperature drops near freezing so that the anti-freeze circut can begin running.
Customer assumes all liability when purchasing replacement parts.
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Our agents are here to help find the right water heater for your installation and needs. Tankless water heaters are not a one size fits all!
CHAT NOWOur agents are here to help find the right water heater for your installation and needs. Tankless water heaters are not a one size fits all!
CHAT NOW
Our agents are here to help find the right water heater for your installation and needs. Tankless water heaters are not a one size fits all!
CHAT NOW
Smart Home 6.8 GPM Outdoor Tankless Water Heater, SH22 Series
"Great value. If you compare the features with any other brands, you will not find another value. I’ve been extremely impressed with this unit."
6.8 GPM Indoor Tankless Water Heater, 45 Series
"Saved The Day! We had a very old water heater that was notorious for taking 1 minute to get hot in the shower, the 45HI-NG has the shower hot in 10 seconds! Thank you Eccotemp!"
Smart Home 2.5 Gallon Electric Mini Tank Water Heater
"Great price, fast delivery. I installed the unit under the kitchen sink. From opening the box, plumbing and connecting via Wifi were no more than 60 mins. I'll monitor the daily KW usage. Strongly recommend trying this unit."
L5 1.5 GPM Portable Outdoor Tankless Water Heater
"We love ours. Imagine cool weather with muddy 4 wheelers, muddy dogs, muddy kids, & gear...well that would destroy a normal weekend but not ours. We love taking warm showers and cleaning up with ours! It truly has been a game changer."
Builder Series 6.0 GPM Indoor Tankless Water Heater
"Cannot be happier with this water heater. My family came home from a long weekend and we all were in desperate need for showers. Family of five showered back to back with no issues. Thanks for making life that much easier!"
Smart Home 6.8 GPM Outdoor Tankless Water Heater, SH22 Series
"Works great. Love it, does great for a family of 4, love the app and how you can adjust temp from phone. Works great for younger kids."
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"This guy recuperates in 20 minutes or less... Easily installs and works on 120 volts with very low power consumption and you do not have to wire up for high amps or a 240 line. I highly recommend this unit."
Luxé 3.0 GPM Portable Outdoor Tankless Water Heater
"Quickly heats water. I like the thermostat with digital reading of water temperature. Has ample pressure and never ran out of warm water rinsing my horse whose reaction was that he liked the warm water."
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"Great buy! Great purchase! Installation was quick and easy. Highly recommend!"
4.0 GPM Indoor Tankless Water Heater, i12 Series
"I installed the unit a month ago with some fantastic tech support. Over all I am very happy with the performance of the heater and would recommend this unit to anyone."
Smart Home 2.5 Gallon Electric Mini Tank Water Heater
"Look and size of the hot water heater is perfect if you are adding this to a work shop or bathroom. This water heater uses Wi-Fi so you can connect to Alexa and ok Google. Very nice packaging and very clear, easy to follow directions."
Luxé 1.85 GPM Portable Outdoor Tankless Water Heater
"Great Portable Water Heater. Delivers functionally and aesthetically. Very easy to set up and came with everything I needed. Well constructed and I like that I can easily see the water temp. Look forward to years of use."
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