4-Pole Miniature Circuit Breaker Lockout
BD-D304P
BD-D304P 4-pole MCB lockout cover, reinforced nylon + PC, red base & transparent face, adhesive mount, accepts 1–2 padlocks ≤7mm shackle, ideal for industrial LOTO safety.
- Rugged reinforced nylon + PC construction for insulation & durability
- Transparent face cover for real-time breaker status monitoring
- Strong adhesive backing for easy, firm, no-drill installation
- Accepts 1–2 safety padlocks with shackle ≤7mm
- Universal design fits most standard 4-pole MCBs
- High-visibility red & transparent for job site safety
- Does not affect normal circuit breaker tripping
- Ideal for industrial electrical maintenance & LOTO compliance
Product Appearance


Core parameters:
- Product Name:BD-D304P 4-Pole Miniature Circuit Breaker Lockout Cover
- Material:Reinforced Nylon + Polycarbonate (PC)
- Dimensions:69.5mm × 70mm × 30.5mm (L×W×T)
- Color:Red Base + Transparent Face Cover
- Application:Universal 4-Pole (Four Pole) Miniature Circuit Breakers (MCB)
- Installation:Tool-free, strong adhesive mounting
- Padlock Compatibility:1-2 safety padlocks/hasps, shackle diameter ≤7mm
- Feature:Transparent cover for status visibility
- Function:LOTO safety lockout, prevent misoperation
FAQs
1What breakers does BD-D304P fit?
BD-D304P fits most standard 4-pole (four pole) miniature circuit breakers (MCBs).
2What material is BD-D304P made of?
It is made of reinforced nylon and transparent PC for durability and insulation.
3Is installation tool-free?
Yes. Just place the cover, use the included adhesive to fix, no tools needed.
4How many padlocks can be used?
It accepts 1–2 safety padlocks or hasps with shackle diameter ≤7mm.
5Can I see the breaker status through the cover?
Yes. The transparent face cover allows clear viewing of switch status.
6What are the dimensions of BD-D304P?
Dimensions: 69.5mm × 70mm × 30.5mm (Length × Width × Thickness).




