Overview
The SunSun HW‑704B combines powerful 5‑stage filtration with a built‑in 9 W UV sterilizer. Operating at 2 000 L/h with just a 45 W motor, it delivers clean, algae-free water ideal for aquariums up to 600 L (≈150 gal). Whisper‑quiet and efficient, it’s perfect for both freshwater and marine systems.
Key Features
- 5-stage filtration + UV: Four media baskets (mechanical, biological, chemical, polishing) plus 9 W UV kill germs, algae spores, and pathogens .
- High flow, low energy: 2 000 L/h with 45 W draw, featuring ceramic shaft motor and vibration-dampening rubber feet .
- Drip-free valves & quick maintenance: Shut-off and quick-release valves allow mess-free cleaning and media swapping .
- 360° swivel hose connections: Flexible routing beneath or beside the tank for easy installation .
- Safety UV sensor: Automatically disables UV when the head is removed, ensuring safe maintenance .
Specifications
| Parameter | Detail |
|---|---|
| Flow Rate | 2 000 L/h (≈525 GPH) |
| Power Consumption | 45 W (+9 W UV lamp) |
| Max Lift | 2.0–2.5 m |
| Filtration Stages | 5 (4 media + UV) |
| Tank Size | Up to ~600 L |
| Dimensions | ≈300 × 300 × 490 mm |
| UV Lamp Life | Replace every ~8 000 h |
Why Choose HW‑704B?
- Comprehensive water care: Multi-stage cleaning with UV ensures ultra-clear, healthy water.
- Quiet & efficient: Ceramic motor and vibration-reducing design minimize noise at just 45 W.
- Safe, hassle-free upkeep: UV safety cut-off, leak-free valves, and basket handles simplify maintenance.
- Flexible install: Swivel fittings and compact footprint fit most cabinets neatly.
Installation & Maintenance
- Connect hoses to swivel fittings and position the canister below or beside your tank.
- Fill filter with aquarium water, secure lid with clamps, then prime using the manual pump.
- Load media baskets from coarse to fine, start filter, and activate UV sterilizer.
- To service: close valves, remove head to disable UV, swap media, and resume operation.
- Replace UV lamp after approximately 8 000 hours for continued clarity .
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