• Qlight ST56 Ø56 USB LED Tower Light (Direct and Pole Mount)
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Qlight ST56 Ø56 USB LED Tower Light (Direct and Pole Mount)

Qlight ST56 Ø56 USB LED Tower Light (Direct and Pole Mount)

Ø56 mm LED tower light controlled and powered through a PC USB port, in direct mount and pole mount versions.

Key features

  • Controlled and powered from a PC USB port; no separate power supply needed
  • Steady/flashing controlled by software
  • Up to 4 units per PC
  • Sound options: 5 buzzer sounds (BZ), 5 warning sounds (WS), 5 melodies (WM) or 5 alarms (WA)
  • Layer color arrangement can be customized
  • Standard operation: 2 layers lit at the same time

Specifications

Protection rating IP23
Ambient temperature -30 to +50 °C
Voltage USB DC5V (2 ports)
Diameter Ø56
Material Lens AS, housing ABS
Sound level Buzzer max.90dB, signal sounds max.85dB at 1m
Height 192-352 mm (direct), 406-566 mm (pole)
Usage Indoor
ST56MEL-USB-BZ Mount: Direct | Sound: 5 buzzer sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56MEL-USB-WS Mount: Direct | Sound: 5 warning sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56MEL-USB-WM Mount: Direct | Sound: 5 melodies | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56MEL-USB-WA Mount: Direct | Sound: 5 alarms | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56EL-USB-BZ Mount: Pole | Sound: 5 buzzer sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
ST56EL-USB-WS Mount: Pole | Sound: 5 warning sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
ST56EL-USB-WM Mount: Pole | Sound: 5 melodies | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
ST56EL-USB-WA Mount: Pole | Sound: 5 alarms | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
USB Signal TowersQlight
8 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Qlight ST56 Ø56 USB LED Tower Light (Direct and Pole Mount)

Brand Qlight·USB Signal Towers

Available part numbers (8)

ST56MEL-USB-BZ, ST56MEL-USB-WS, ST56MEL-USB-WM, ST56MEL-USB-WA, ST56EL-USB-BZ, ST56EL-USB-WS, ST56EL-USB-WM, ST56EL-USB-WA

How to order

Send the Qlight part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
ST56MEL-USB-BZMount: Direct | Sound: 5 buzzer sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56MEL-USB-WSMount: Direct | Sound: 5 warning sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56MEL-USB-WMMount: Direct | Sound: 5 melodies | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56MEL-USB-WAMount: Direct | Sound: 5 alarms | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W
ST56EL-USB-BZMount: Pole | Sound: 5 buzzer sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
ST56EL-USB-WSMount: Pole | Sound: 5 warning sounds | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
ST56EL-USB-WMMount: Pole | Sound: 5 melodies | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18
ST56EL-USB-WAMount: Pole | Sound: 5 alarms | Layers: 1-5 | Colors: 1 layer R; 2 layers R, G; 3 layers R, A, G; 4 layers R, A, G, B; 5 layers R, A, G, B, W | Bracket: LB18, LW18, QZ18, SZ18, QL18, SL18

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