Product Information

The EHEIM Jager Heater 25 Watts is a precision aquarium heater designed to maintain optimal water temperatures in smaller tanks. Its adjustable thermostat ensures accurate temperature control, while the special laboratory glass construction enhances safety and durability.

Great for: Small freshwater aquariums, nano tanks, and betta fish setups where precise temperature regulation is essential.

At-a-glance: 25W power · Adjustable thermostat · Laboratory glass construction · Suitable for freshwater and marine aquariums

Key Features

  • Adjustable temperature range from 18°C to 34°C (64°F to 93°F)

  • Control accuracy of ±0.5°C (±0.9°F)

  • Fully submersible and waterproof design

  • Dry-running protection (Thermo Safety Control)

  • Special laboratory glass for increased heating surface and even heat distribution

  • Suitable for both freshwater and marine aquariums

  • Includes double suction cup holder for secure placement

Specifications

  • Power: 25 Watts

  • Temperature Range: 18°C to 34°C (64°F to 93°F)

  • Control Accuracy: ±0.5°C (±0.9°F)

  • Diameter: 1.4 inches (36 mm)

  • Height: 9.6 inches (243 mm)

  • Cable Length: Approximately 67 inches (170 cm)

  • Suitable for: Freshwater and marine aquariums

How to Use

  1. Attach the heater to the aquarium wall using the provided suction cups.

  2. Ensure the heater is fully submerged in water before plugging it in.

  3. Set the desired temperature using the adjustable thermostat.

  4. Allow the heater to stabilize for a few hours, then monitor the aquarium temperature to confirm accurate settings.

Specifications

Power
25 W