Oase OptiMax 5000 Aquarium Pump – Compact, Efficient, and Silent Water Circulation
Rated "Excellent" on Trustpilot
12 Months Warranty
Fast & Free Delivery on orders above £20 
30-Day Returns as Standard 
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- New
- Used - Like New
The Oase OptiMax 5000 Aquarium Pump delivers powerful and reliable water circulation for medium to large aquariums, ensuring optimal oxygenation and a healthy aquatic environment. Built with German engineering, it offers exceptional performance, energy efficiency, and near-silent operation — making it ideal for both freshwater and marine setups.
Designed for versatility and durability, the OptiMax 5000 is perfect for continuous use in filtration systems, decorative water features, or as a circulation pump in aquariums and aquascapes.
- Powerful 5000 L/h flow rate – provides effective water movement and filtration for clear, healthy water.
- Energy-efficient design – achieves strong performance with minimal power consumption.
- Extremely quiet operation – ideal for living spaces and indoor aquariums.
- Compact and robust construction – fits easily into tight spaces within tanks or filter systems.
- Adjustable flow control – allows precise regulation of water circulation to suit your setup.
- Versatile use – suitable for both freshwater and saltwater aquariums, as well as indoor water features.
- Reliable German engineering – built for long-term performance and continuous operation.
- Safe and easy to maintain – detachable components for effortless cleaning and maintenance.
- Can be used submerged or externally – adaptable for multiple configurations.
The Oase OptiMax 5000 is a high-performance, energy-efficient solution designed to maintain crystal-clear water and optimal circulation — perfect for aquarists who prioritise reliability, quietness, and professional quality.
| Specification | Details |
|---|---|
| Model | Oase OptiMax 5000 |
| Type | Aquarium / Circulation Pump |
| Maximum Flow Rate | 5000 L/h |
| Max Head Height | Approx. 3.5 m |
| Power Consumption | 85 W |
| Voltage | 230 V / 50 Hz |
| Control | Adjustable Flow |
| Installation Type | Submersible or External |
| Suitable For | Freshwater & Saltwater Aquariums |
| Dimensions | Approx. 182 × 102 × 120 mm |
| Weight | Approx. 1.5 kg |
| Noise Level | Extremely Quiet Operation |
| Material | Durable, corrosion-resistant housing |
| Cable Length | Approx. 2.5 m |
| Country of Origin | Germany |
| Spend | Delivery | Time | Cost |
|---|---|---|---|
| £19.99 or less | Standard | 1 to 2 working days* | £1.99 |
| £19.99 - £49.98 | Standard | 1 to 2 working days* | Free |
| £49.99 or above | Next Day | Next working day (excludes Weekends)* | Free |
| Any | Express | Next working day (excludes Sunday)* | £4.99 |
• Order Monday to Thursday by 4 pm: Get your order the next day.
• Order Friday by 4 pm: We’ll aim for next-day delivery, but it’s not guaranteed. If you need it by Saturday, choose our Express Delivery service.
• Express Delivery (£4.99): Guarantees Saturday delivery before 1 pm.
Important Details:
• Working days are Monday to Friday, excluding public holidays and weekends.
• Orders placed after 4 pm on Friday will be processed on Monday.
Deliveries to the above postcode could take up to 3-5 working days.
A brand-new, unused, unopened item in its original packaging, never worn, used, or activated, with all original packaging intact.
Like NewThe item appears as if it has just come out of a retail box. There are no signs of wear, and all original protective materials are intact. The item may have been opened or used very minimally but retains its pristine condition, and all original accessories are included.
Very GoodThe item shows minimal wear from general use and is 100% operational and functions as intended. It may have minor cosmetic imperfections but performs well, and may be missing non-essential accessories.
GoodThe item is fully operational and functions as intended, but has noticeable wear from previous use. It may have aesthetic imperfections such as scratches or dents, and may be missing non-essential accessories.
FairThe item is fairly worn but continues to work perfectly. Signs of wear can include aesthetic issues such as scratches, dents, and worn corners, and it may be missing non-essential accessories.
| Type: | |
|---|---|
| Vendor: | |
| SKU: |
AT6778 |
| EAN/UPC: |
4010052426778 |