Abyzz A400-3M DC Water Pump

Abyzz A400-3M DC Water Pump is a high-capacity controllable DC water pump built for large reef aquariums, advanced freshwater systems, pond filtration, water features, and commercial aquatic installations that require powerful flow with refined electronic control.

Abyzz A400 DC Pump for Large Aquatic Systems

The Abyzz A400 is designed for demanding systems where high flow, high head capability, and reliable long-term operation are more important than basic pump output alone. Its programmable driver and sine-wave controlled three-phase synchronous motor allow precise adjustment across the pump's speed range, making it suitable for return pump duty, larger remote sump systems, closed-loop circulation, pond filtration, and commercial water movement applications.

Developed and manufactured in Germany by venotec, the A400 uses a titanium impeller, integrated bearing flushing, silicon carbide bearings, and a hard metal shaft to support efficient operation and low-maintenance performance in freshwater and seawater environments.

Abyzz A400 High-Capacity Pump Features

• Large-system flow capacity: Rated for up to 23,500 l/h / 6,200 gph maximum flow for demanding aquarium, pond, and commercial circulation needs.
• 0-100% speed range: Fully variable output allows the pump to be tuned to system turnover, plumbing resistance, sump layout, or flow requirements.
• MCFS programming: Integrated Menu Controlled Flow Sequencer programming supports waves, bursts, and random flow patterns.
• BOOSTMODE operation: BOOSTMODE can override the active program when temporary increased flow is required.
• High-efficiency motor system: Sine-wave controlled three-phase motor operation is designed for efficient performance with precise electronic control.
• Heavy-duty bearing protection: Integrated bearing flushing helps reduce calcination concerns, while silicon carbide bearings and a hard metal shaft support long service life.
• Protective electronics: Safety functions include dry-run warning, temperature alert, overcurrent protection, and additional driver safeguards.
• Low-noise operation: Designed for quiet performance even in high-flow installations where pump noise can become a major system concern.
• Adjustable discharge positioning: The discharge can be placed in different directions to help suit more complex plumbing layouts.
• External control support: Auxiliary connector support allows integration with compatible peripheral devices or external controller interfaces.

Abyzz A400 Technical Data and Plumbing Specs

• Maximum flow rate: 23,500 l/h / 6,200 gph
• Rated flow rate: 18,600 l/h / 4,900 gph
• Maximum delivery height: 12.5 m / 41 ft
• Maximum discharge speed: 7.5 m/s / 24.6 ft/s
• Power consumption: 4-400 W
• Operating voltage: 120V or 240V version depending on supplied model; confirm voltage before installation
• Operating frequency: 50-60 Hz
• Maximum operating pressure: 1.2 bar / 17.4 psi
• Maximum immersion depth: 2 m / 6.5 ft
• Pump ambient temperature: 1-50°C / 34-122°F
• Driver ambient temperature: 0-30°C / 32-86°F without additional cooling
• Pump cable length: 3 m / 10 ft
• Inlet/outlet connections: Metric 50 mm / 40 mm, suitable for PVC/AVB adhesive fittings; imperial adapters available separately
• Dimensions/weight: 460 x 230 x 220 mm / 7.30 kg

Abyzz A400 System Compatibility and Order Notes

The A400 is suitable for freshwater and seawater aquaristics, pond filter systems, creeks, water features, and commercial applications. It may be installed submerged or externally in a dry position, but it is not self-priming and must be mounted horizontally below water level.

Special order item: this pump typically takes approximately 7 business days to arrive in store.

Abyzz Pump Product Overview Video

Abyzz A400 Startup and Service Directions

1. Confirm the supplied voltage version and electrical requirements before installation.
2. Mount the pump horizontally below water level whether used submerged or externally.
3. Do not install the pump as a self-priming unit.
4. Use suitable metric plumbing, fittings, and adapters for the 50 mm inlet and 40 mm outlet.
5. Keep the driver dry, ventilated, and protected from water, salt spray, and physical damage.
6. Start at a lower output setting and increase flow gradually while checking plumbing, sump level, overflow capacity, and system noise.
7. Disconnect power before maintenance, cleaning, or removing the pump from the system.

What's Included

• Abyzz A400 pump with 3 m pump cable
• Abyzz A400 driver
• Mains cable, 1.5 m
• Card with link to manual
• Registration documents