Eheim Thermocontrol+e Heater 300w

The EHEIM Thermocontrol+ e is a state-of-the-art digital aquarium heater with WLAN connectivity, allowing you to control and monitor your tank temperature remotely via smartphone, tablet, or PC/MAC. With precise temperature settings from 18°C to 32°C and electronic regulation maintaining ±0.5°C accuracy, this heater keeps your aquarium water stable and safe. It can sync with other EHEIM.digital devices for automated temperature adjustments and sends instant email alerts if water temperature deviates, making it ideal for large freshwater and marine aquariums.

Key Features

• 300-watt electronic heater for aquariums up to 1000 liters

• Adjustable temperature range: 18°C – 32°C

• High control accuracy of ±0.5°C for stable water conditions

• Digital control via smartphone, tablet, or PC/MAC

• WLAN connectivity with automatic synchronization with EHEIM.digital devices

Smart Features

• Instant email alerts if temperature deviates by ±2°C

• Compatible with EHEIM professionel 5e filter and LEDcontrol+

• Automation options such as flow-based temperature control or night-time temperature reduction

• Optional expert mode for calibration with external thermometers

• Indicator lights show heating activity and operational status

Safety & Reliability

• Fully submersible and waterproof (IPX8 certified)

• Built-in dry-run protection with Thermo Safety Control

• High-quality laboratory glass construction

• Safe for fish to touch and resistant to chemical or biological damage

• Designed for continuous long-term operation

Installation & Convenience

• Includes double suction holder for secure placement

• Convenient 170 cm cable length

• Immersion only up to designated water level mark for best Wi-Fi signal

• Easy remote operation reduces manual monitoring

Compatibility & Performance

• Suitable for both freshwater and marine aquariums

• Recommended for tanks between 600–1000 liters

• Enables synchronization with EHEIM filters and LED lighting for smart aquarium automation

• Four sizes available to cover aquariums from 200L to 1000L

Quality & Warranty

• German engineering for precision, comfort, and safety

• Exceptional long-term reliability and consistent heating performance

• Backed by a 3-year manufacturer warranty