Keylock Push Button Switch - 2-Position
This keylock push button switch features a 2-position stay put mechanism. It is designed for controlling circuits with AC voltage up to 660V and DC voltage below 400V.





Technical Specifications
Product Overview
Keylock Push Button Switch
The LAY4-BG21 series is a professional-grade keylock push button switch designed for secure industrial control applications. Constructed with a durable zinc alloy body and high-grade anti-flame plastics, it ensures longevity and reliable performance in demanding environments. This 2-position switch provides enhanced security, making it ideal for controlling circuits in distribution cabinets, power stations, and communication networks.

Electrical Ratings
Rated Insulation Voltage
- Conventional Heating Current
- 10 A
- Pf Withstand Voltage
- AC 2.5KV/min
Performance Specifications
Key Performance Metrics
| Parameter | Value |
|---|---|
| Insulation Resistance | ≥50MΩ |
| Contact Resistance | ≤25mΩ |
| Voltage Wave | ±20% |
| Brightness | 60cd/m2 |
- Mechanical Life
- 500000 cycles
- Electrical Life
- 250000 cycles
Certifications & Compliance
Standards
- Certifications
- CEISO 9001ROHSUL
Technical Details
Mounting Specifications
- Mounting thread: M22
- Max panel thickness: 6mm
- Keylock diameter: 28.7mm
- Overall height: 43mm
- Base width: 32.3mm




