The TBC D393 B22 Lampholder (Wedge Type) is a compact and practical lighting connector designed for secure lamp installation in indoor environments. Its wedge-style design allows easy installation while ensuring stable electrical contact and long-term durability. Constructed from heat-resistant bakelite with brass contact pins, this lampholder delivers reliable performance for residential, workshop, and utility lighting applications.
The TBC D393 B22 Lampholder offers a practical solution for indoor lighting installations where simplicity and reliability are essential. The wedge-type mounting system enables fast surface or plug-in installation without complex wiring procedures.
Engineered with heat-resistant bakelite material and precision brass contacts, this lampholder ensures safe and stable operation in residential, commercial, and industrial indoor environments. The compact black housing fits easily into tight spaces while maintaining full electrical safety standards.
Designed for everyday use, the D393 provides a secure bayonet lock mechanism that holds B22 lamps firmly in place, preventing accidental disconnection during operation. Its robust construction withstands regular lamp changes and delivers consistent performance over extended service life.
Electrical Ratings: The D393 lampholder is rated for 5A maximum current at 250V AC, supporting lamps up to 60W. The brass contact pins ensure low resistance and reliable electrical connection.
Construction Materials: The body is manufactured from heat-resistant bakelite, providing excellent thermal stability and electrical insulation. Brass contact pins offer superior conductivity and corrosion resistance for long-term reliability.
Environmental Performance: Designed for indoor use with IP20 protection degree, the lampholder operates reliably in temperatures ranging from -5°C to +40°C and humidity levels up to 95%.
Mounting System: The wedge-type design allows for surface mounting or quick-fit plug-in installation, reducing installation time and complexity while maintaining secure mechanical and electrical connections.
| Parameter | Specification |
|---|---|
| Model Number | D393 |
| Product Type | Lampholder (Wedge Type) |
| Cap Type | B22 Bayonet |
| Rated Current | 5A |
| Rated Voltage | 250V AC |
| Rated Wattage | 60W |
| Mounting Type | Surface / Plug-in |
| Protection Degree | IP20 |
| Body Material | Bakelite (Heat Resistant) |
| Contact Material | Brass |
| Housing Color | Black |
| Operating Temperature | -5°C to +40°C |
| Humidity Range | Up to 95% |
| Application | Indoor Lighting |