Paco Plastics is the the FAA certificate holder for many Circuit Breaker Lock-out Rings and Tags. The PACO PLASTICS S4933959 series of parts are the ONLY circuit Breaker lock-out devices which are FAA-PMA authorized for both on-the-ground and in-flight use and the only device which can be sold with the FAA 8130-3 certificate for in-flight compliance.

Circuit Breaker Button Caps

These color coded caps can easily be installed and removed from Klixon and similar type circuit breakers. Colored caps are used to "flag" designated circuit breakers for flight check and other purposes. In addition, they greatly improve grip. Won't shake loose and rattle like others can.
Available in 8 different colors.
FAA-STANDARD "Maintenance Support Hardware" APPROVED.

Click on any link below to open a PDF information sheet, PDF drawing or product image. These documents are for reference only. To request the latest document revision or to request other documentation, please contact Sales

Circuit Breaker Safety Lockout Rings & Tags

Prevents the inadvertent closing of circuit breakers connected to equipment that is under repair or removed from the aircraft. Easily installed and removed from Klixon and similar type circuit breakers. Safety locks come both with and without tags.
Rings colors in Natural, Red, Yellow, Blue, and Black.
FAA-PMA Approved and FAA Standard "Maintenance Support Hardware" APPROVED.