SunSun HW-303A External Canister Filter

Buy SunSun HW-303A external canister in India — 35W, 1400 L/H for medium-large planted tanks.

Price: ₹5435.00 · In stock

The SunSun HW-303A is a 35W external canister rated 1400 L/H, built for medium to large planted aquariums that need more basket volume than the HW-302. Listed specs: 35W · 1400 L/H · external canister. High-stem tanks and soil scapes that throw debris. Pair with polite lily pipes so CO₂ stays in the water. Level the stand, prime until water fills the head, then start. Recheck hose clamps after the first day. Stagger basket service so you never rinse every chamber on the same evening as a huge water change. Smaller: [HW-302](/product/sunsun-hw-302-external-filter). Larger: [HW-304A](/product/sunsun-hw-304a-external-filter). ## FAQ **303A vs 304A?** 304A is the larger 55W / 2000 L/H class. Use 304A when 303A baskets cake too quickly. **302 enough?** Stay on 302 if the tank is modest and you service pads on time. **Impeller grit?** Quarterly inspect the impeller well — snail shells love it. **Preorder plumbing?** Measure hose routing in the cabinet before delivery day. Aquaroutine ships this SKU across India with a GST invoice. Match the wattage, flow, and footprint to your tank before you add livestock or dense stems. If a number on the carton disagrees with this page, trust the model printed on the housing and write to support with a photo of the label. We stock this as a repeatable equipment SKU, not a one-off stone — use the listing specs when you compare hang-on, canister, light length, or sponge size against the tank you already own.

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