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Estimated fulfillment time:

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1pm → Prepare by 5pm

5pm → Prepare by The next morning

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Estimated shipment time:

shipment is scheduled for around 2026/01/30.

Cash on delivery is limited to credit or cash on delivery. For other payment methods, please refer to here.

*It may take several time for the product to be delivered on January Wednesday, or public holidays, and depending on stock availability.

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More information about Hydor In-Line ETH External Heater

First and distinctive external heater for aquariums with the exclusive PTC (Positive Thermal Coefficient) technology. The self-limiting PTC heating element guarantees maximum safety against any risk of overheating. The exclusive technology and the top-grade of the components guarantee a long lasting product. Suitable for canister filters and sump tanks.
First and only external heater for aquariums
Ideal for sump tanks and external filters
Vertical position only
High precision thanks to the electronic control of the set temperature with operation light
You can set a temperature between 18° C and 34° C (65° F - 93° F)
It guarantees maximum safety thanks to the self-protection system of the PTC film that avoids potential risks of overheating
Equipped with a special hanging eyelet
uncomplicated to use
Practical connection system to pipes and other aquarium components
Compatible with the PRIME external filter