SUNSUN HW Series 3-Stage Canister Filter

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

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

1. Position filter below or beside the tank, connect hoses.
2. Fill canister, prime using the top pump button until flow begins.
3. Arrange media baskets, secure lid clips, and switch on.
4. Clean media baskets periodically; use quick‑release valves to avoid spills during maintenance.