Omegon Controller for Dew Heaters: moderate heating, not at full power
A dew heater strip connected directly to 12V is always at full power. That devours battery and often heats more than necessary, because preventing dew only requires a few degrees above ambient temperature. Warmer air above the optics also means a less stable image.
This controller regulates the power continuously via pulse width modulation. For each channel, you turn the heat down to the minimum that keeps the optics dry, and your battery lasts hours longer.





Two channels, independently adjustable
The two RCA outputs work independently. A thick strap around the main tube and a thin strap around the finder require different power levels; here you adjust both separately.
Waterproof for practical use
The housing is waterproof. Dew prevention by definition means working in humid nights, so the controller itself must not be a weak spot.
Connect
The 1.5 m power cable ends in a cigarette lighter plug that fits powertanks, power banks with a 12 V car socket, and the universal power supply.
Featured accessories
Suitable for dew heaters with an RCA connection, from any brand. Power the controller from a power tank or the Omegon universal power supply 12 V / 6 A.
For whom yes and for whom no
- ✓ Observers with two dew heaters in a setup
- ✓ Who wants to save battery capacity during long nights
- ✓ Anyone who deals with humid nights
- ✗ Setups with three or more strips: choose the four-channel controller
- ✗ Anyone who uses only a small ribbon: the RCA USB cable will suffice then
Specifications
| Channels | 2, infinitely adjustable (PWM) |
| Output voltage | 0 to 12 V |
| Input voltage | 12 V |
| Ribbon connection | RCA connector |
| Power cable | 1.5 m with cigarette lighter plug |
| Waterproof | Yes |
You can find more power solutions from this brand on the Omegon brand page.





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