System can be Permanently Installed into an Electrical Panel Putting All Lockout Items at the Point of Need; Easy Installation of Adhesive Mounting Rails No Tools Required; Pegs in Mounting Rails Mate with Holes in Locking Arms for Security of Arm When Lock is in Place; Red Arms Lock Off, Green Arms Lock On; RoHS Compliant

Specifications:

Breaker Rating: 480/600 Volt
Used On: Over Sized Circuit Breaker
Cleat Required: No