110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
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Submersible Aquarium Heater – Adjustable 25–300W Fish Tank Rod

$26.99
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6-11 days
Wattage: 100W
Voltage: Us 110-120V
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About this product

Everything you need to know.

Keep tropical fish in their comfort zone. This submersible heater holds a set temperature with an adjustable thermostat, and comes in wattages from 25W to 300W to match your tank size.

  • Adjustable thermostat holds a steady temperature
  • Five wattages from 25W to 300W for any tank size
  • Fully submersible design
  • Simple dial control
Best for tropical freshwater tanks that need reliable heating.
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
110V-220V Adjustable Temperature Thermostat Heater Rod 25W/ 50W/ 100W/ 200W/ 300W Submersible Aquarium Fish Tank Water Heat
Wattages 25W / 50W / 100W / 200W / 300W
Voltage 110–120V (US)
Type Submersible with thermostat
Control Adjustable temperature dial
Unplug before removing

Always switch off and unplug before taking it out of water.

Wipe off buildup

Gently clean algae and mineral deposits from the glass tube.

Let it adjust

Let the heater sit in the water 15 minutes before powering on.

Check the seal

Inspect the suction cup and casing for wear periodically.

FAQ

Common questions.

Can't find your answer? Head over to our Contact Us page — we reply within 1–2 business days.

As a rough guide, allow about 5W per gallon. Choose 25W for small tanks up to 300W for large tanks; check your tank volume.

Yes — it's designed to be fully submerged, with an adjustable thermostat to hold your set temperature.

Turn the dial to your target temperature; let the heater acclimate in the water for about 15 minutes before powering on.

Yes, when used as directed. Keep it fully submerged, unplug before removing, and pair it with a thermometer to monitor temperature.

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What our customers say.

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