Pymeter Aquarium Heater Thermostat Temperature Controller
A plug-and-play dual outlet thermostat with a large display.
- Two outlets, heating or cooling
- Max 1200W/10A per outlet
- Large display, °F or °C
- Buzzer alarm, factory calibrated
- Power-on delay for compressors
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Pros
- Flexible dual outlets
- Clear display
- Factory calibrated
Cons
- Probe not marketed as saltwater-rated
- Short 30-day guarantee
At a glance
A plug-and-play dual outlet thermostat with a large display.
A simple, flexible controller with useful alarms for aquarium heaters.
- Two outlets, heating or cooling
- Max 1200W/10A per outlet
- Large display, °F or °C
- Buzzer alarm, factory calibrated
- Power-on delay for compressors
Product Specifications
- Brand
- Pymeter
- Color
- white
The Pymeter Aquarium Heater Thermostat Temperature Controller is a plug-and-play controller for heating and cooling devices. Plug your heater or chiller into the outlet, place the probe in the tank and set the temperature.
Two outlets
Pymeter’s controller has two separate outlets, each able to control heating or cooling devices. That makes it easy to run a heater and a fan or chiller at once, or two heaters in a large tank. Each outlet handles a maximum of 1200W/10A.
Large display

The large digital display shows the current temperature on the upper line and the control mode on the lower line. It supports Fahrenheit and Celsius.
Safety

A buzzer beeps if the temperature goes outside your set range. Every unit is calibrated in the factory. A power-on delay protects compressors from frequent on-off cycling when you use it with a chiller or refrigeration device.
As a heater backup

In an aquarium, the main job of a controller is to protect fish from a heater that sticks on. Set the heater’s own thermostat a little above your target and let the Pymeter switch it. If either control fails, the other limits how far the temperature can drift, and the alarm tells you something is wrong.
Setup tips
- Put the probe in good flow, away from the heater.
- Check the reading against a thermometer after setup.
- Keep the controller dry and above the tank.
- Use drip loops on all cords.
Pymeter offers a 30-day money-back guarantee and customer service.
Compare
For an aquarium-specific probe and calibration, see the Inkbird ITC-308S. For a weatherproof housing, look at the DIGITEN DTC-310.
Who it suits
Aquarium keepers who want a simple controller with two flexible outlets, an alarm and a clear display. It is also used for reptiles, terrariums, seedlings and brewing.
The Bottom Line
A simple, flexible controller with useful alarms for aquarium heaters.
View on Amazon →As an Amazon Associate, AquaticRig earns from qualifying purchases.
Frequently Asked Questions
Can it run heating and cooling?
Yes, each outlet can control heating or cooling.
What is the outlet limit?
1200W/10A per outlet.
Does it have an alarm?
Yes, a buzzer sounds when temperature leaves your range.



