- Circuit Breaker Locking Device – PIN‐OUT for Single & Multipole MCB’s with LATCH. Color: Yellow. DESCRIPTION: ● ABS construction, Temp: -20 upto 90 Deg.C ● Adjust pins in MCB slots and clamp lever. Attach padlock & tag to block access and deter removal. ● Latch design, permits door closure in panels with minimum clearances between door and device. ● Ideal for single and multipole breakers. ● Cable lockout can be used for locking multiple devices with one padlock. Weight: 0.006 Kg. (6 gms)