External Canister Filter with UV Lamp for Aquariums Up to 200 Gallons

This external canister filter combines mechanical and biological filtration with an integrated UV lamp to help keep aquarium water clear and reduce algae growth. Suitable for freshwater fish tanks up to 200 gallons, it delivers a flow rate of 525 GPH and a maximum head of 8.2 feet. The unit is built from plastic, metal, and rubber for reliability. Model HW-304B operates on 220V US power.

Features and Filtration Performance

The filter is designed for robust water circulation and purification in medium to large aquariums. Its UV lamp targets free-floating algae and microorganisms, improving water clarity without chemicals.

Flow Rate and Head Height

With a flow rate of 525 GPH and a maximum head of 8.2 feet, this filter suits tanks placed on stands or cabinets. The pump ensures consistent water movement through the canister and back to the aquarium.

UV Lamp for Algae Control

The built-in UV lamp helps reduce green water algae and pathogens. It works within the filter circuit, exposing water to UV light as it passes through the unit.

Material Construction

The filter housing uses plastic, metal fittings, and rubber seals to maintain a watertight seal during operation. These materials are standard for aquarium equipment.

Setup and Compatibility

The filter is supplied as a single external barrel with manual. It is intended for use with flexible hosing (not included) to connect to the aquarium inlet and outlet.

Tank Size and Capacity

Rated for tanks up to 200 gallons, the filter can support community freshwater aquariums. The flow rate is sufficient for maintaining water turnover multiple times per hour.

Power Supply

This model requires a 220V US electrical supply. Ensure your outlet matches this voltage before installation.

Package Contents

Includes one external filter barrel and an instruction manual. Hoses, clamps, and filter media may need to be purchased separately if not included.

Maintenance and Practical Use

Regular maintenance ensures consistent performance. The UV lamp bulb may need periodic replacement as per manufacturer recommendations.

Cleaning the Filter

Open the canister according to the manual to access filter media. Rinse mechanical media in tank water to preserve beneficial bacteria.

UV Lamp Care

Switch off the UV lamp before handling. Clean the quartz sleeve gently if algae or deposits build up, following instructions in the manual.

Why Choose This Model

The HW-304B combines canister filtration with UV purification in one unit, saving space and equipment costs. It is a practical choice for aquarists wanting clear water and reduced algae without chemical additives.