Boyu · All-in-one
Happy Family Aquarium
- Volume
- 65–128 L
- Dimensions (L × W × H)
- 40.3–52 cm long
Someone wanting a complete, ready-to-go medium tank without piecing together equipment.
5 models
Dophin · All-in-one
Dophin BT Mini Tank
Two tiny desktop all-in-ones of about 5 litres, one squared off (BT-111) and one round (BT-112). Each has a small internal filter with a replaceable cartridge and a 2 W white LED running off a 12 V transformer.
Updated
5.2–5.6 L2 models
Will it suit my tank?
litres
Best for
A moss, Anubias or shrimp display on a desk where you want everything in one box.
Worth knowing
At around 5 litres this is too small for most fish, a betta included, and the light is only good for low-light plants.
What stands out
- Around 5 litres, built for desks and shelves
- Built-in cartridge filter (FC-602 or FC-700)
- 3-LED white light, 2 W, low-voltage
- Square BT-111 or round BT-112
Models and specs
| Model | Volume | Dimensions (L × W × H) | Filter | Shape |
|---|---|---|---|---|
| BT-11164 0043 | 5.6 L | 21.4 × 15 × 25 cm | FC-602 internal | – |
| BT-11264 0045 | 5.2 L | – | FC-700 internal | Round, 20 cm diameter |
- Brand
- Dophin
- Lighting
- 3 white LEDs, 2 W, 12 V transformer
- Filter pump
- P-130
Figures from the maker's published specifications. Makers revise products, so check the current figures before buying. Photos supplied by the brand or its distributor.
Compare with
Browse all aquariums
Eheim · All-in-one
aquafamily
- Volume
- 66 L
- Dimensions (L × W × H)
- 60.7 × 31 × 35 cm
A first aquarium for a family, or a tidy low-tech planted tank on a sturdy sideboard.
1 model
Juwel · All-in-one
Lido LED
- Volume
- 120–200 L
- Dimensions (L × W × H)
- 61–71 cm long
Anyone with limited wall length who still wants depth for a layered scape or taller stem plants.
2 models
Juwel · All-in-one
Primo LED
- Volume
- 57–70 L
- Dimensions (L × W × H)
- 61 cm long
Beginners wanting a complete 60 cm tank for low-light plants, shrimp or a small community.
2 models
Frequently asked questions
Quick answers about the Dophin BT Mini Tank, drawn from its specs.
How many litres is the Dophin BT Mini Tank?
BT-111: 5.6 L, BT-112: 5.2 L. Expect about 15 to 20 percent less water once substrate and hardscape are in.
What filter do I need for the Dophin BT Mini Tank?
For the BT-111 (5.6 L), look for a filter rated at roughly 30–60 L/h. Our filter matcher lists the ones that fit.
Who is the Dophin BT Mini Tank best for?
A moss, Anubias or shrimp display on a desk where you want everything in one box.
Is there anything to watch out for with the Dophin BT Mini Tank?
At around 5 litres this is too small for most fish, a betta included, and the light is only good for low-light plants.
What are the alternatives to the Dophin BT Mini Tank?
Other aquariums worth comparing: Boyu Happy Family Aquarium, Eheim aquafamily, Juwel Lido LED. Add any of them to the compare table to see the specs side by side.