Half DOME Signal Tower

  • Visual-audible signal tower in half dome design
  • For universal industrial, building and other applications
  • Any colour combination and housing size (2-5 positions) available
  • 6 lens colours, 3 housing colours
  • LED steady or flashing light for each position selectable
  • Particular lens optics with reflective coating
  • Optimal signalling effect and visibility from each viewing angle (180°)
  • Optional piezo buzzer in upper housing area available (continuous and pulsing tone, 70-90 dB)
  • Plc fit (leakage, inrush current)
  • UL type 4/4X/13

Light modules mounted in housings of halfDOME products work for nominal voltages 24 V AC/DC, 110/120 V AC and 230/240 V AC with an operating voltage of 24 V only; 12 V AC/DC models work with 12 V operating voltage.

For design reasons light modules cannot be changed after dispatch of product!



Light modules HDL HDB
Type of light LED steady light LED flashing light
Flashing frequency 2 Hz
Light emission 180°
Leakage 3 mA
Nominal current (24 V) 43 mA
Protection class IP 65, NEMA 4, 4X, 13
Weight 2-lights: 273 g
3-lights: 319 g
4-lights: 376 g
5-lights: 419 g
Buzzer module HDZ
Tone type continuous/pulsing
Tone selection terminal selection
Tone frequency ~ 2.500 Hz
Sound pressure ~70 – 90 dB
Nominal current 65 mA