Refurbishment+ Program

Your company has been using our Protect 4 UPS system to secure power for your critical processes for a long time, or at least you acquired it before 2012? As we constantly improve our solutions, the proven Protect 4 series comes with a new and low-loss inverter transistors (IGBTs) since the beginning of 2020.
Refurbishment+ Program is a retrofit solution which turns your older generation of Protect 4 into an enhanced version by changing the power stack.

Refurbishment+ for Protect 4