Fan with backup power ⌀127 / 400m3/h The Back-up Ventilation Protection

The Back-up Ventilation Protection is a portable ventilation system that prevents unwanted odours from escaping. It activates automatically in the event of a power outage. Thanks to its built-in UPS and battery, it can operate for up to 7 days without needing a connection to the mains. The Back-up is compact and portable, making it suitable as a temporary ventilation system.

• automatically starts extracting air in the event of a power outage
• operation for up to 7 days without mains power
• compact and portable 
• 4 speeds, corresponding to operating times of 1, 2, 4 and 7 days
• easy to use
• charges automatically
• display showing the battery charge level and alarm
• max. airflow: 400 m³/h 
• diameter: ⌀ 125 mm
• weight: 31 kg

Operation:

1. Back-Up automatically starts extracting air when the power goes out and stops when power is restored. You can see whether there has been an outage from the flashing LEDs on the display. When switched to the reset position, this indicator turns off.
2. When the Back-Up is switched on and connected to the mains, the battery charges and remains full. This is indicated by the LEDs on the display.