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The dSLB 20 LED beacon can be used for warning, indicating and signalling purposes in areas with explosive atmospheres.

With its 4 modes (blinking, flashing, continuous or rotating), this signal lamp is designed for continuous operation.

The dSLB 20 LED signal light is activated by switching on the power supply and is available with various rated voltages. The sturdy housing is suitable for both indoor and outdoor installation.

The Ex-signal light consists of a light grade aluminium alloy, flame-proof housing, and a lens manufactured from borosilicate glass.

Data Sheets
dSLB20 LED (329 KB) (PDF)
Product Certificates – External Link
Technical Manuals
Technical Manual (414 KB) (PDF)


Certification ATEX
Flameproof II 2D Ex tb IIIC IP66 T95ºC, T80ºC – Db
II 2G Ex d e IIC T5, T6 – Gb 
Certified Ambient Temperature -55°C to +55°C
Ingress Protection IP66 & IP67
Material Alluminium

1x M20 x 1.5 and 1x blind plug M20 x 1.5.

Weight 2kg approx
Options LED colour, voltage



  • 4 different modes: continuous, strobe, blinking or rotating
  • Compact construction
  • Versatile
  • Protection degree IP 66 / 67
  • Explosion protection class:
    II 2D Ex tb IIIC IP66 T95ºC, T80ºC – Db
    II 2G Ex d e IIC T5, T6 – Gb