#
Free Delivery

On all orders!

#
Earn Reward Points

Just register at checkout.

#
60 Day Returns

Shop with confidence.

#
Finance Available

Including Pay Monthly & Pay Later

Collection: 400 Litre Fish Tanks

Looking for the ultimate in home fishkeeping? Our collection of 400 litre fish tanks are both beautiful and a marvel in modern fishkeeping technology. Choose from leading brands including D-D, Red Sea and more to find the perfect freshwater or marine aquarium for you. Browse the full collection of 400 litre aquariums below.

53 products
View per page
Regular price
£1,098.00
Sale price
£1,098.00

Dispatched within3 - 4 days

Regular price
£1,278.00
Sale price
£1,278.00

Dispatched within3 - 4 days

Regular price
£3,274.03
Sale price
£3,274.03

Dispatched within3 - 4 days

Regular price
£1,864.99
Sale price
£1,864.99

Dispatched within3 - 4 days

Regular price
£3,268.75
Sale price
£3,268.75

Dispatched within3 - 4 days

Regular price
£3,274.03
Sale price
£3,274.03

Dispatched within3 - 4 days

Regular price
£3,268.75
Sale price
£3,268.75

Dispatched within3 - 4 days

Regular price
£3,139.03
Sale price
£3,139.03

Dispatched within3 - 4 days

Regular price
£3,133.75
Sale price
£3,133.75

Dispatched within3 - 4 days

Regular price
£1,864.99
Sale price
£1,864.99

Dispatched within3 - 4 days

Regular price
£1,999.99
Sale price
£1,999.99

Dispatched within3 - 4 days

Regular price
£1,999.99
Sale price
£1,999.99

Dispatched within3 - 4 days

Regular price
£1,999.99
Sale price
£1,999.99

Dispatched within3 - 4 days

Regular price
£3,139.03
Sale price
£3,139.03

Dispatched within3 - 4 days

Regular price
£3,133.75
Sale price
£3,133.75

Dispatched within3 - 4 days

Regular price
£3,274.03
Sale price
£3,274.03

Dispatched within3 - 4 days

Regular price
£3,268.75
Sale price
£3,268.75

Dispatched within3 - 4 days

Regular price
£3,359.00
Sale price
£3,359.00

Dispatched within3 - 4 days

Whether you're looking for a classic rectangular 400l fish tank or prefer the look of one of our more space defining bowfront aquariums, there's a large 400 litre aquarium for you at Aquacadabra. All featuring stunning, space-saving cabinets to keep your fish tank fully organised and to store any additional fishkeeping accessories, completely transform and upgrade your fishkeeping experience at Aquacadabra.