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Hydor Theo 100WHydor
Heater
Heater

Hydor Theo 100W

by Hydor

Hydor Theo — Italian-made glass heater with a tamper-proof thermostat ring, PTC self-limiting element, and IPX8-rated safety thermal cut-off.

entry
Power
100 W
Controller ready
No
Safety
Auto-shutoff
Compatibility with your build
Start a build to see compatibility for this product
Specifications

The full sheet

Specs
Power
100 W
Controller ready
No
Safety
Auto-shutoff
Manufacturer & warranty
Warranty
2 years
Build & materials
Materials
Shatterproof double-thickness glass tube, plastic housing/thermostat head
In the box
Heater unit · Suction cup mounting clips
What we check

Rules this part takes part in

R6
Heating capacity
Checks wattage is adequate for your total water volume (about 1 W per litre).
See methodology
Buy from

Where to get it

Amazon (US)
$37
Free with Prime
$37 total
Estimated price — verify at checkout
Go to retailer

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Works well with

Compatible tanks

Alternatives

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Frequently asked

What are the key specs of the Hydor Theo 100W?

Power: 100 W. Controller ready: No. Safety: Auto-shutoff.

How much does the Hydor Theo 100W cost?

The Hydor Theo 100W costs around $37. Retailers price it differently, and ReefPicker lists the offers it has for your region on the Hydor Theo 100W product page.

Which tanks is the Hydor Theo 100W compatible with?

Based on ReefPicker's compatibility checks, the Hydor Theo 100W fits tanks including Waterbox AIO 25 Peninsula, Innovative Marine NUVO Fusion 30L, JBJ Nano Cube WiFi 28 Gallon. Add it to a build on ReefPicker to check it against your specific tank.