External In-Line Heater - Hydor

Description Unique external heater for aquariums, designed to be plumbed into the line for external canister filters or sumps.  For external use Positive Thermal Coefficient (PTC) technology which ensures maximum safety against any risk of overheating Suitable for marine and tropical aquariums High-precision electronic temperature control Heaters should work with any canister filter as long as the tubing size fits Specifications  Model Power Internal Hose Diameter Aquarium Volume Compatible Hydor Canister Filter 200 Watt 1/2” = 12mm 200 W 1/2” = 12mm 26 - 53 gallons 100 - 200 L Professional 150 Professional 250 200 Watt 5/8” = 16mm 200 W 5/8” = 16mm 26 - 53 gallons 100 - 200 L Professional 350 Professional 450 300 Watt 5/8” = 16mm 300 W 5/8” = 16mm 53 - 80 gallons 200 - 300 L Professional 350 Professional 450