Overview
The SunSun HW‑series external canister filters—HW‑702A & HW‑703A—deliver powerful, whisper‑quiet, multi‑stage filtration for freshwater and saltwater tanks ranging from 200 L to 600 L. These models combine easy maintenance with energy-efficient performance.
Key Features
- 3-stage filtration: Mechanical, biological, and chemical media ensure consistently crystal-clear water .
- High flow & quiet: HW‑702A – 1 000 L/h; HW‑703A – 1 400 L/h. Both models feature rubber feet for minimal vibration .
- Manual priming pump: Top-mounted pump simplifies startup and avoids external priming .
- 360° rotatable hose connectors: Allow flexible placement and plumbing .
- Ceramic-shaft motor: Durable, efficient, and resistant to wear—HW‑702A uses 24 W, while HW‑703A uses 30 W .
- Spacious canisters: Large media baskets with handles for easy organization and cleaning .
Specifications by Model
| Model | Flow (L/h) | Power (W) | Lift (m) | Max Tank Size (L) | Dimensions (mm) |
|---|---|---|---|---|---|
| HW‑702A | 1 000 | 24 | 1.4 | up to 400 | 232 × 232 × 395 |
| HW‑703A | 1 400 | 30 | 2.0 | up to 600 | 270 × 270 × 440 |
Why Choose HW‑702A & HW‑703A?
- Optimized filtration: Three-stage design for superior water clarity.
- Quiet & stable: Low-vibration operation via rubber feet and sealed design.
- User-friendly: Built-in primer and drip-free valves mean no messy setups.
- Flexible installation: Swivel hose connectors and large media volume make setup easy.
Installation & Maintenance
- Position filter below or beside the tank, connect hoses.
- Fill canister, prime using the top pump button until flow begins.
- Arrange media baskets, secure lid clips, and switch on.
- Clean media baskets periodically; use quick‑release valves to avoid spills during maintenance.
Tags: SunSun, HW‑702A, HW‑703A, canister filter, external filter, aquarium filter, 3-stage filtration, high flow, quiet, manual priming, energy efficient, freshwater, saltwater
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