Quick-install clamp-on lockout for 480–600V breakers. Fits wide breaker frames and secures with a thumbscrew—no tools required. Durable, high-visibility design for electrical safety compliance.
BRADY 65321 Oversized Clamp-On Breaker Lockout
In stock
Description
The Brady 65321 Oversized Clamp-On Breaker Lockout is designed for fast and secure lockout of 480–600V circuit breakers. Its improved blade grip and tool-free thumbscrew mechanism allow easy application across a wide range of breaker models. Made from impact-resistant polypropylene and glass-filled nylon, it withstands harsh environments and ensures compliance with OSHA and ANSI standards. Ideal for electrical safety programs, it supports one padlock and fits large breaker frames for reliable lockout performance.
Key Features
- Fits breakers up to 57.15 mm wide × 22.2 mm thick
- Thumbscrew mechanism—no screwdriver needed
- Durable polypropylene and glass-filled nylon
- Max shackle diameter: 7.87 mm
- Electrical risk protection
- Red color for high visibility
- Complies with OSHA 29 CFR 1910.147 & ANSI Z244
- Pack includes 6 pieces










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