Self-locking large molded case circuit breaker lockout
DPD2
DPD2 self-locking clamp-on circuit breaker lockout, PA material, fits handle ≤70mmW×22mmT, built-in brass cylinder, anti-loose cap, compatible with ≤8mm shackle locks, LOTO compliant.
- Premium PA material for high strength, insulation and corrosion resistance
- Blade-style design for tighter grip with less operating force
- Special-shaped screw + hinged flap for anti-loose & anti-tampering
- Built-in brass lock cylinder replaces traditional padlocks for efficiency
- Detachable clamping plate (included) expands breaker compatibility
- Slidable long clamp ensures stable and universal fitting
- Works with ≤8mm shackle hasp locks & padlocks for LOTO compliance
- Tool-free installation, red & black high-visibility for job site safety
Product Appearance


Core parameters:
- Product Name:DPD2 Self-Locking Clamp-On Circuit Breaker Lockout
- Material:PA (Nylon) – Insulated & Heavy-Duty
- Product Size:92.4mm × 94.7mm × 32.4mm (L×W×Thickness)
- Color:Red + Black
- Compatible Handle:Width ≤70mm, Thickness ≤22mm
- Application:Large molded case circuit breakers (MCCB)
- Locking Method Special:shaped screw + hinged anti-loose flap + built-in brass cylinder
- Lock Compatibility:Shackle diameter ≤8mm (hasp locks & padlocks)
- Installation:Tool-free hand-tighten
- Key Features:Self-locking, detachable plate, slidable clamp, anti-loose, LOTO compliant
FAQs
1What breakers does DPD2 fit?
DPD2 fits most large molded case circuit breakers with handle width ≤70mm and thickness ≤22mm.
2What material is DPD2 made of?
DPD2 is made of high-strength PA insulating nylon, durable and safe for industrial LOTO use.
3Does DPD2 require a padlock?
No. It has a built-in brass lock cylinder for direct self-locking; it also supports ≤8mm shackle hasp locks/padlocks.
4How does DPD2 prevent loosening?
It uses a special-shaped screw to fix the lock and a hinged flap to cover and lock the screw, preventing vibration and tampering.
5Is installation tool-free?
Yes. Just hand-tighten the special screw and fasten the flap – no tools needed.
6What is the size of DPD2?
Dimensions: 92.4mm × 94.7mm × 32.4mm, suitable for most electrical panels.




