Rack-Mountable\r Includes horizontal, vertical, and toolless-mount varieties. Puts power where it is needed most - in the racks near the equipment.\r \r Transformer for Step-down or Step-up or Isolation\r Step down transformer placed upstream of the UPS to avoid inrush current and saturation eliminating need to oversize transformer\r \r Heavy duty design\r The Vault Lock’s heavy duty hardened steel construction provides the highest degree of portable tampering protection available on the market.