If a power failure occurs a battery backing up might be a solution, but this battery needs to hold on for at least one hour. Wiki on UPS
- What can a typical UPS (uninterruptible power supply) provide us with?
- What systems should we keep running at all times?, I would say the water pumps and definitely the air pumps.
Topic:
How to prevent a catastrophic power failure?
![](/image/2016/12/14/800px_standby_ups_diagram.png%28mediaclass-landscape-large.1df3d6f438769113d26ed8577bc84d61afea2a7e%29.jpg)