The SUNSUN HW-704B is an external filter designed for freshwater and saltwater aquariums with a capacity of up to 600 liters. It has a flow rate of 2000 l/h and an integrated 9W UV-C lamp that helps maintain water clarity.

The four-stage filtration system allows the use of various filter media, while the large housing accommodates a set of filter baskets for mechanical, biological, and chemical filtration.

Product features:

• Four-stage filtration for stable water parameters.
• Includes sponges, filter floss, ceramic rings, and bio balls.
• Easy adjustment of the filter baskets according to the aquarium's needs.
• Pre-filter for clog protection.

Integrated UV-C lamp: The built-in 9 W UV-C lamp limits the growth of algae and bacteria. The lamp's lifespan is estimated at approximately 7,000–10,000 operating hours, with periodic replacement required.

Operation and design: Equipped with a manual pump, multifunction valve for quick connection, 360° rotating hose connections, rubber shock-absorbing feet, and a ceramic impeller shaft for stable operation.

Technical specifications:

• Model: HW-704B
• Aquarium capacity: up to 600 L
• Maximum flow rate: 2000 L/h
• Filter power: 45 W
• UV-C lamp power: 9 W
• Number of filtration stages: 4
• Maximum lift height: 2.5 m
• Hose length: 1.8 m
• Connection diameter: 20 mm
• Operating temperature range: 4–35°C
• Power supply voltage: 220–240 V / 50 Hz
• Power cord length: 1.8 m
• Material: ABS, PVC
• Protection rating: IPX4
• Dimensions: 300 × 300 × 490 mm
• Noise level: 50–70 dB(A)