Built-in Key Lock Emergency Stop Lockout
DPJ
DPJ emergency stop lockout device features a built-in lock cylinder, eliminating the need for an additional padlock. Authorized personnel can directly lock the emergency stop button with a key, making operation simple. Made of transparent PC material, it withstands temperature differences from -50℃ to +177℃ and comes with a removable dust cover. It is specifically designed for 22mm standard buttons.
- Built-in key lock cylinder offers quick, standalone security against unauthorized operation.
- Tailored for 22mm mounting diameter buttons (81.5mm height x 39mm outer diameter).
- Transparent base and cover allow for 360-degree monitoring of status labels and indicators.
- Includes an easily removable dust cover to protect the switch mechanism in harsh environments.
- A reliable component for OSHA-compliant Lockout/Tagout (LOTO) protocols.
Product Appearance


Core parameters:
- Model: DPJ E-Stop Lockout Device
- Material: Reinforced Polycarbonate (PC)
- Lock Type: Built-in Key Lock Cylinder
- External Dimensions: Height: 81.5mm, Outer Diameter: 39mm
- Installation Aperture: 22mm (Fits standard 22mm control buttons)
- Temperature Resistance: -50°C to +177°C
- Features: Dustproof, Waterproof, Insulated, Transparent
FAQs
1Does this device require an additional padlock?
No. The DPJ model features an innovative built-in lock cylinder, allowing you to lock the device directly with a key without needing an extra safety padlock.
2Will this fit any standard button on my control panel?
It is precision-engineered to fit standard 22mm diameter control buttons, with an internal diameter of 22mm and a total internal height of 45mm.
3Is the material non-conductive and safe for electrical panels?
Yes. The body is manufactured from high-grade, non-conductive Polycarbonate (PC), providing electrical insulation and preventing shock hazards.
4What is the purpose of the removable dust cover?
The removable dust cover provides an extra layer of protection against fine dust, oil, and debris when the button is not in use, keeping the switch mechanism clean and responsive.
5Can I read the label underneath the transparent cover?
Yes, the device is designed with a completely clear base and cover, ensuring high optical clarity so that operators can view status indicators and nameplates without unlocking the device.
6Can this device withstand extreme industrial temperatures?
Absolutely. The PC material is highly resilient, designed to operate in temperatures ranging from -50°C to +177°C, making it suitable for cold storage as well as high-temperature manufacturing environments.




