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EHEIM Jäger 125 W Aquarium Heater
Model: Jäger 125 W (Type 3615) · US configuration
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A 125 W analog adjustable glass heater for about 150–200 L / 39.6–53 US gal, with North American 120 V / 60 Hz evidence for the classic Types 3611–3619 family.
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Explore this buying guide ↗Why consider this model?
- Consider the 125 W Jäger when a freshwater or marine aquarium is within the manufacturer's approximate 150–200 L / 39.6–53 US gal range and a 319 mm vertical glass heater can sit in brisk flow with the marked water level maintained.
Tradeoffs to weigh
- The Type 3615 manual maximum is 53 US gallons; at 53 gallons it remains within the documented screen, while 54 is over it. The 319 mm body requires vertical clearance, is not documented as shatterproof, and the exact unit label must confirm the 120 V / 60 Hz supply.
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