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The 11 Best Reptile Thermostats

Each type of reptile has its own temperature requirements in order to survive and develop. Reptiles are unique and intriguing pets, but each species has its own temperature requirements for survival and growth. Keeping their tank or vivarium at the right temperature is important for their survival and health as a whole.

Reptiles are cold-blooded, which means they cannot warm themselves and rely only on external heat sources. This necessitates that you give them a carefully regulated and managed heat source.

A vivarium with temperatures that are too hot, too cold, or that change too rapidly can swiftly lead to major health problems or even death for your reptile. This is why a high-quality, dependable thermostat is required for your pet's habitat.

There are a number of thermostats available on the market, making it difficult to choose the perfect one. But do not fear! This collection of in-depth evaluations was compiled by BestForPets (bestforpets.org) to assist you in locating the best reptile thermostats for your specific needs.


Cobalt Aquatics Electronic Neo-Thermostat – Overall Winner



This electrical thermostat from Cobalt Aquatics is our top option overall and is guaranteed to maintain a constant temperature in your reptile’s vivarium.

It is completely waterproof and submersible, therefore excessive humidity in your pet’s tank is not a concern. It boasts a tiny, streamlined form with a “one-touch” control for convenience.

It is accurate within a range of plus or minus 0.5 degrees Fahrenheit, so you can expect precise and consistent readings. The LED display concurrently displays the specified temperature and tank temperature for increased precision.

A built-in thermal safety circuit will shut down the device if it overheats, and the case is durable and shatterproof, ensuring that it will survive for years.

In the event of a power interruption, the heater will automatically return to its original setting, saving you the trouble of doing so manually. The heater is rated at 25 watts and is compatible with tanks up to 20 gallons.

Some consumers claim that the heater is ineffective while submerged in water, and they had difficulty bringing the water to the desired temperature.


  • Completely submerged
  • Extremely precise within 0.5 degrees Fahrenheit
  • Included thermal protection circuit
  • 25-watt performance


  • Functions less effectively when immersed


Digital Controller Thermostat by OPULENT SYSTEMS — Best Price



According to our tests, this digital thermostat from Opulent Systems is the finest reptile thermostat for the money. It is composed of sturdy plastic and has an ergonomic shape that suits your hand well.

It is suited for usage in high-humidity situations since its internal components are rustproof. The setup and operation are quick and straightforward, and there are three easy-to-use buttons for customizing the temperature.

The temperature may be controlled between 68 and 108 degrees Fahrenheit, and the controller features a hole that allows it to be hung flush on the wall using a screw or hook.

A irritating characteristic is that the device resets once the timer expires, requiring you to set it again. This prevents it from being at the top of the list.


  • Inexpensive
  • Durable and ergonomic design
  • Water-resistant controller


  • In the case of a power breakdown, you’ll need to reset it


Hagen Exo Terra Digital Thermostat – Premium Option



The PT2459 from Hagen is the superior option if you’re searching for a sturdy and dependable thermostat for your reptile’s cage. It operates at 600 watts and is rated for temperatures between 50 and 140 degrees Fahrenheit.

The daytime and overnight temperatures may be regulated independently to accommodate your reptile’s specific temperature requirements.

It includes a unique dimming and pulse proportional function that will maintain the tank’s temperature at the optimum level without causing potentially damaging temperature fluctuations.

The blue LCD is easily readable in the dark and displays both the desired and actual temperature. The display is also equipped with a nighttime dimming capability.

A red LED light will illuminate when the heater is activated, and it will become blue when the desired temperature is attained.

This thermostat’s day/night settings adjust based on light levels, which is a particularly annoying feature.

This implies that if you place the sensor behind a substrate or in a location where light cannot reach it, it will be unable to reliably switch between day and night settings. This, along with its expensive price, disqualifies it from the top two spots on this list.


  • Separate day and night settings
  • Superior materials and craftsmanship
  • readable blue LCD
  • LED indication light for heater


  • Expensive
  • Sensor receptive to light


Digital Heat Mat Thermostat from VIVOSUN



This VIVOSUN digital thermostat offers a temperature control range of 40-108 degrees Fahrenheit with a brilliant LCD display. It is made of sturdy reinforced plastic, features an ergonomic hexagonal grip, and rust-resistant internal components.

It has a simple three-button operation and a handy hanging tab for flat wall attachment. The probe’s adjustable suction cup enables you to swiftly and conveniently position it anywhere within the tank of your pet.

Multiple customers have reported that this thermostat will not exceed 80 degrees, despite the fact that greater temperatures were displayed on the screen.

Some users also mentioned that it became stuck at high temperatures, which is potentially hazardous for your reptiles.


  • Luminous LCD
  • Well-constructed
  • Simple and clean installation


  • Several users indicate that it did not exceed 80 degrees
  • Some users say that it becomes inactive at specific temperatures


Digital BN-LINK T7(H) heat mat thermostat



BN-T79(H) LINK’s thermostat includes a simple three-button interface for setup and control, making it easy to install and use. Even in the dark, the LED indicator light and LCD screen are bright and simple to see.

It has a sturdy and durable structure, as well as a simple hanging tab for flat wall mounting. The temperature control range is between 40 and 108 degrees Fahrenheit, while the temperature display range is from 32 and 140 degrees Fahrenheit.

Additionally, the probe contains a suction cup that makes it easy to install it wherever in the tank.

Several consumers have reported that the thermostat does not shut off automatically when the desired temperature is reached, which might be hazardous for your reptile.

Some customers have also reported that the measurements are not entirely accurate and that the actual temperature within the enclosure is regularly lower than advertised.


  • Inexpensive
  • Brilliant, simple-to-read display
  • Simple setup and installation


  • Does not turn off when the target temperature is reached
  • Inaccurate temperature measurements


Digital heat mat thermostat from iPower



iPower’s digital thermostat features a control temperature range of 40-108 degrees Fahrenheit and a display temperature range of 32-140 degrees Fahrenheit.

It features a simple plug-and-play design, and the probe incorporates a suction cup for precise installation. The LCD screen is bright and crisp and has LED power and heating indicator lights.

The machine features a memory function, so you will not need to reprogram it after powering it down.

According to many customers, this device failed to shut off the heater at the preprogrammed temperature, which is extremely harmful for reptiles. Many users also report erroneous temperature readings of one to two degrees.


  • Simple installation and operation
  • Inexpensive
  • Memory programmable setting


  • Unreliable temperature readouts
  • Does not cease heating at the set temperature


The Zoo Med ReptiTemp Electronic Thermostat



Zoo Med’s RT-600 digital thermostat is an affordably priced appliance with a temperature adjustment range of 50 to 122 degrees Fahrenheit.

It features a memory setting in case of a power outage and an alarm to notify you when the temperature in your pet’s enclosure reaches extreme high or low levels. It is simple to program and use, and its LCD screen interface is brilliant blue.

While it includes an alarm to notify you of excessive or low temperatures, it does not switch off automatically, which is ineffective if you are not there.

Some customers have reported the thermostat exceeding the specified temperature, which is lethal to the majority of reptiles. Many have stated that it burned out after only a few months of usage, and it is also quite inaccurate.


  • Warning signal for severe temperature
  • Internal memory setting
  • Simple operation


  • There is no automatic shutoff
  • Inaccurate temperature measurements
  • Not long-lasting quality

Buyer's Guide

All reptiles are ectothermic, which means they are cold-blooded and hence unable to generate their own heat; they rely only on external sources.

In the wild, reptiles do this by basking in the sun, burying themselves in sand, or laying on rocks heated by the sun.

Without a suitable supply of external heat, your reptile can either succumb to hypothermia and perish, or develop a variety of health concerns, including as immunological deficiency and digestive problems.

Various types of reptiles have different temperature needs, therefore it is essential that you maintain their vivarium appropriately.

Here, a thermostat comes into play. It will assist you maintain the ideal temperature within the enclosure, as the heater will need to be adjusted based on the outside temperature of the tank.

There are several types of thermostats on the market:

  • A straightforward on/off thermostat. This is as easy and inexpensive as it gets. These thermostats regulate the temperature inside your pet’s vivarium by shutting off when the desired temperature is attained and turning back on when the temperature dips below your desired level.
  • Diminutive thermostat. These are somewhat more costly than simple on/off switches, but considerably more adaptable. They employ a sensor that continuously monitors the enclosure’s temperature and sends more power to the heater when the temperature dips and less power when it reaches the optimal level.
  • Pulse-based thermostat. Pulse thermostats are not compatible with light bulb heaters, but they work well with ceramic heaters and mats. It works by providing quick energy pulses to your heater to increase its temperature, and then slows down when the desired temperature is attained.

Important characteristics of a reptile thermostat

  • An easily programmable thermostat will alleviate a great lot of worry. Programmable temperature ranges, time intervals, and on/off periods are safer for your pet and less stressful for you. You may leave your house or go to sleep at night secure in the knowledge that your pet is always kept in ideal circumstances.
  • Simplicity of usage. While intricate and perplexing thermostats can have a function, the simpler the operation, the less likely you are to make a deadly mistake. The thermostat you choose should be easy to operate and configure. Digital units are frequently more accurate and easier to read and use.
  • Temperature range. Most thermostats have a display range, which is the limit of what they can monitor, and a control range, which is the temperature range in which they can maintain your vivarium. Wider is preferable since you will have more options for uses.


The smart thermostat from Cobalt Aquatics performed the best in our tests. With its sleek and small design, accurate and dependable readings, and built-in heat protection circuitry, it can maintain a carefully regulated environment for your pet reptile. friend.

The Luxury System digital thermostat is the most cost-effective reptile thermostat available. It is composed of sturdy plastic, setup and operation are straightforward, and the controller can be put on a wall in a short amount of time, all at a very reasonable price.

BestForPets (bestforpets.org) would like to thank our visitors for selecting our website to learn about and research the best reptile thermostats.

Because your reptile’s health and safety are so dependent on the thermostat you choose, it might be difficult to select the optimal one. We hope that our thorough reviews have helped you find the right thermostat for your reptile’s needs.

Author Image

Dr. Deborah Fletcher

Deborah R. Fletcher, DVM, is a skilled veterinarian with more than 15 years of experience dealing with companion and exotic animals. She has experience caring for a variety of animals, including household cats and dogs, reptiles, birds of prey, and even primates. Dr. Fletcher is a valuable part of the BestForPets team, where she contributes to their aim of providing pets and their owners with the finest possible treatment and services.

Veterinarian (DVM) Dr. Deborah Fletcher


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