Overview
The Werma 641 300 00 is a yellow permanent light element designed for the KombiSIGN 71 modular signal tower system. This component provides continuous visual status indication in industrial and manufacturing environments. Built to IP65 standards, the light element offers reliable performance in demanding conditions and integrates seamlessly with Werma’s signal tower platform.
Key Features
- Integrated B15d bayonet lamp socket for easy bulb installation
- Permanent light operation indicates a specific condition to the operator
- IP65 rating provides protection against dust and water jets
- Compact 70 mm diameter design fits standard signal tower configurations
- Wide voltage range: 12–230V AC/DC operation
- Temperature operating range: −20°C to +50°C
Technical Specifications
- Color: Yellow
- Diameter: 70 mm
- Height: 65.5 mm
- Socket Type: B15d (Bayonet)
- Voltage: 12–230V AC/DC
- Maximum Power: 5 W
- Protection Rating: IP65
- Current Draw: 70 mA (typical)
- Temperature Range: −20°C to +50°C
- Mount Type: Modular signal tower integration
Typical Applications
The Werma 641 300 00 is commonly used in:
- Manufacturing and production line status indication
- Equipment condition monitoring and operator alerts
- Control panel and machinery status towers
- Packaging and assembly line visual feedback systems
- Facility safety and workflow communication
Compatibility & Replacements
Compatible With
- Werma KombiSIGN 71 modular signal tower system
- Werma KombiSIGN signal tower series
- Any control system or installation requiring modular light element signaling
Replaces / Drop-In Replacement For
The Werma 641 300 00 is a specific yellow light element for KombiSIGN 71 towers. Related permanent light element models in the 641 series include the red (641 100 00), green (641 200 00), and white (641 400 00) variants. Verify compatibility with your system integrator before ordering.
Works With
- Werma KombiSIGN 71 modular stacking systems
- Standard B15d screw-base incandescent bulbs
- Industrial control systems and PLC platforms
- 24 VDC and 120/240 VAC industrial power supplies


















