Strong, steady heat for your biggest tanks
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Keep your large aquarium or pond warm and comfy with reliable 1000W power.
This 1000W Submersible Aquarium Heater is made for big jobs. It keeps water warm and steady in large aquariums or ponds up to 1600–2000 gallons. The adjustable thermostat gives you simple control, and the waterproof build makes setup easy. Just place it where water moves well for smooth, even heating.
Warm water. Calm fish. Zero fuss.
✔ Made for large tanks and ponds
✔ Easy thermostat control from 20°C to 34°C
✔ Strong waterproof design
✔ Safe overheat protection
Place the heater in a spot with steady water flow. Give it a few minutes to adjust before turning it on. Wipe it clean now and then to keep it working well.
We offer reliable tracked shipping delivered to your door in 200+ countries.
Processing time: up to 2 business days (may be longer during peak periods).
Estimated delivery times (after dispatch)
We ship from fulfillment centers in the United States, Eastern Asia, and Western Europe. If an item is out of stock in your nearest location, we’ll ship it from another location or production within the same delivery ranges above.
Is this heater safe for freshwater and saltwater?
Yes. It is made with corrosion‑resistant materials that work well in both.
Will it hold a steady temperature in a big pond?
Yes. Its 1000W power and adjustable thermostat help keep the water stable in large ponds.
Do I need more than one heater?
Large tanks vary, so you can use extra heaters if your setup needs more even heat.
Keeps even very large aquariums and ponds at a steady temperature your fish will love.
Set your preferred range from 20°C to 34°C with easy adjustments.
Designed to handle long‑term use in demanding aquarium and pond setups.
Built‑in overheat protection gives you peace of mind during daily use.
Works in freshwater and saltwater tanks, making it a flexible heating option.
Made for big aquariums and ponds that need strong, steady heat
| Features | MK Aquarium | Knock-Offs |
|---|---|---|
| Waterproof submersible design | ||
| Strong 1000W heating power | ||
| Wide 20°C–34°C thermostat range | ||
| Corrosion‑resistant build | ||
| Overheat protection system | ||
| Made for 1600–2000 gallon setups | ||
| Smooth, even heat distribution | ||
| Freshwater and saltwater ready | ||
| Durable long‑term use |
You can fully submerge it. Just keep the cord connection out of the water for safe use.
Yes. It delivers strong heating for large outdoor ponds as long as it stays fully underwater.
Set your preferred temperature on the dial, then let the heater stabilize for a short time.
Yes. It runs silently with no vibration that would bother your fish.
Yes. Many large tanks benefit from using more than one heater for even warmth.
No. It uses corrosion‑resistant materials designed for salty environments.
A gentle wipe every few weeks helps keep it running smoothly.
It includes built‑in overheat protection to keep your fish safe.
It runs on 220–240V, 50Hz as listed in the technical specs.
