3-Phase Breaker Lockout
BD-D29
BD-D29 Three-Phase Circuit Breaker Locking Device is also made of robust and durable PC (polycarbonate) material and is suitable for three-phase circuit breakers with a handle thickness not exceeding 0.8 inches and a width not exceeding 3 inches.
- Heavy-duty PC material for industrial strength & durability
- Universal fit for 3-pole breakers (handle ≤0.8”T × 3”W)
- Tool-free installation with built-in locking screw
- Multi-lock design accepts up to 3 padlocks/hasps (≤8mm shackle)
- Securely locks breaker in OFF position to prevent accidental operation
- High-visibility red color for quick on-site recognition
- Complies with OSHA & ANSI LOTO safety standards
- Ideal for industrial electrical maintenance & energy isolation
Product Appearance


Core parameters:
- Product Name:BD-D29 Multi-Function Medium Circuit Breaker Lockout
- Material:PC (Polycarbonate)
- Product Size:97.5mm × 94mm × 62.8mm (L×W×Thickness)
- Color:Red
- Compatible Handle:Thickness ≤0.8", Width ≤3"
- Application:3-pole & medium/large molded case circuit breakers
- Locking Method:Built-in locking screw (tool-free)
- Padlock Capacity:Up to 3 padlocks/hasps
- Padlock Compatibility:Shackle diameter ≤8mm
- Key Use :Electrical maintenance, LOTO compliance
FAQs
1What breakers does BD-D29 fit?
BD-D29 fits most 3-pole and medium/large MCCBs with handle thickness ≤0.8” and width ≤3”.
2What material is BD-D29 made of?
BD-D29 is made of high-strength PC (polycarbonate) for impact resistance and durability.
3Is installation tool-free?
Yes. It comes with a built-in locking screw that can be tightened by hand without any tools.
4How many padlocks can BD-D29 use?
It can securely accept up to 3 safety padlocks or hasps with shackle diameter ≤8mm.
5What is the size of BD-D29?
Dimensions: 97.5mm × 94mm × 62.8mm (length × width × thickness).
6What color is BD-D29?
It is bright red for high visibility and maximum job site safety.




