Quick Summary
The hygger Small Aquarium Heater is a 25W submersible glass heater with an adjustable temperature controller. It is intended for small aquariums and tank setups, with a stated temperature range of 150b0C to 340b0C.
The heater includes an external temperature controller, a memory function, and automatic protection for dry-run and overheating. The power cable is stated as 1.3 m long, and the controller is not waterproof.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | hygger, so the product is easy to match against the correct listing or replacement requirement. |
| Product type | 25W submersible glass aquarium heater for small tank heating. |
| Temperature range | 150b0C to 340b0C, which is the main setting range to compare with your tank needs. |
| Control | External temperature controller with real-time display. |
| Power cable | 1.3 m cable, which affects where the heater and controller can be positioned. |
| Protection | Dry-run protection and overheat protection are stated for the heater. |
| Memory function | Retains the last setting after a power outage. |
| Controller note | The controller is not waterproof, so placement matters. |
What to Compare Before Buying
- Tank size: The heater is stated for 1 to 26 gallon tanks, so compare that range with your aquarium size.
- Temperature range: Check whether 150b0C to 340b0C matches the water conditions you want to maintain.
- Control placement: The external controller and 1.3 m cable affect where the unit can sit relative to the tank.
- Protection features: Dry-run and overheat protection are included, which is useful if low water level is a concern.
- Variant choice: The product is the 25W version, so confirm that this wattage is the one you want before choosing an offer.
What Else You May Need
You will need a tank setup that suits a submersible heater and enough space to position the external controller away from water, since the controller is not waterproof.
Before You Decide
Check that the 25W version suits your tank size, confirm the 150b0C to 340b0C range matches your needs, and make sure you can place the non-waterproof controller safely away from splashes.





