The Ofen 2 from 21energy offers a heat output of up to 1,000 watts and enables uncomplicated plug & play commissioning for particularly easy handling. This combination of performance and user-friendliness enables effortless use and optimum heat supply. Simple connection via WLAN and initial configuration with the 21energy-app takes just a few minutes. With the supplied operating instructions and a video tutorial, installation is very easy and child's play even for non-technical users.

Thanks to the innovative combination of convection and radiation, the heater provides even heat distribution. Even at it's high output, the Ofen 2 remains extremely quiet and ensures quiet operation with less than 45 dB at 1,000 watts, creating a pleasant room climate.

The Ofen 2 made of premium materials & powder‑coated steel not only gives the heater an aesthetic appearance, but also ensures robustness and durability. With a mining power of up to 40 TH/s and an efficiency of up to 20 J/TH, the Ofen 2 offers impressive performance.

The air and dust filters of the Ofen 2 provide effective protection against dirt deposits in the appliance, protecting the internal hardware and extending the life of the heater. The galvanized sheet metal provides durability and corrosion resistance, ensuring reliable use of the heater in a wide range of conditions.

The built-in Bitcoin miner is compatible with various mining pools and can also be used for solo mining.

The Ofen 2 comes with the Braiins OS+ operating system, which offers automatic optimization and increases efficiency by up to 20%. This auto-tuning function enables improved cash flow and a higher hashrate of up to 20% with the same power consumption.

The savings potential of the Ofen 2 depends on individual energy costs and Bitcoin mining profitability. Calculate your individual heating cost savings now with our profitability calculator.