LED stack light QTC60L

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Overview
Ø60 mm pole-mount LED signal tower lights (QTC60L / QTCA60L) available in steady and steady/flashing configurations. Optional built-in buzzer and multiple layer combinations for visual and audible signaling.

Product Features

• Modular LED tower with lock-type structure allowing tool-free addition/removal of modules
• Inner color filter lens positioned inside outer lens to improve signal clarity
• QTCA versions with integrated lens and cover for simplified appearance
• Translucent filters reduce glare when the unit is off for close operator inspection
• Various pole-mount bracket options to suit installation locations
• Built-in buzzer available (standard up to 85 dB at 1 m); optional 2-sound and high‑volume (100 dB) buzzer
• Direct PLC-compatible with NPN open-collector transistor driven input
• Flashing rate: 60–80 flashes/min
• Operating temperature range: -30°C to +50°C
• Protection rating: standard IP65; built-in buzzer type IP54
• Pre-wired standard; M12 connector available on request
• 24 VDC UL-listed model available
• Certifications: CE, UL; RoHS compliant

Product Specifications

• Model numbers: QTC60L / QTC60L-BZ (Steady / Steady w/ buzzer) / QTC60LF / QTC60LF-BZ (Steady/Flashing / Steady/Flashing w/ buzzer) / QTCA60L / QTCA60L-BZ / QTCA60LF / QTCA60LF-BZ
• Diameter: Ø60 mm
• Height range (depending on layers and pole): 352–635 mm
• Voltage options: DC12V, DC24V, AC110V–220V (AC free-voltage range 100–240V)
• Protection rating: IP65 (standard) / IP54 (built-in buzzer type)
• Available colors per layer: Red, Amber, Green, Blue, White

Light source / Buzzer current (based on 1 layer)

• DC12V: Light source 105 mA; Buzzer 40 mA
• DC24V: Light source 70 mA; Buzzer 75 mA
• AC110V–220V: Light source max. 60 mA; Buzzer max. 55 mA

Sound Tone Combination (standard product)

• 1 buzzer sound: 'Pi-- Pi--' (slow)
• 2 buzzer sounds (custom): 'Pi--- Pi---' (moderate) and 'Pi pi pi' (short)
• Continuous 'Pi-' buzzer available as a customized option

Accessories

• SCREW & NUT
• LB18
• LW18
• QZ18
• SZ18
• QL18
• SL18

Technical specifications

• Materials: Lens - PC; Inner lens - PC; Housing - ABS; Pole - Aluminum
• Layer weights (DC12V / DC24V / AC110V–220V): 1 layer 0.43 kg / 0.43 kg / 0.53 kg; 2 layers 0.52 kg / 0.52 kg / 0.62 kg; 3 layers 0.60 kg / 0.60 kg / 0.70 kg; 4 layers 0.69 kg / 0.69 kg / 0.79 kg; 5 layers 0.77 kg / 0.77 kg / 0.87 kg
• Buzzer sound level: up to 85 dB (standard); optional 100 dB or dual‑tone types
• Mounting: pole‑mount with various brackets; modules removable/addable without tools via lock‑type structure
• Connector: pre‑wired standard; M12 connector option
• Certifications: CE, UL (24 VDC UL‑listed option); RoHS compliant