LED stack light OSLC

steady3-colorIP20

Overview
Otennlux OSLC is a 50.5 mm diameter LED signal tower for industrial signalling. It operates at 24 V DC and uses a double-mirror optical structure to deliver clear color recognition with minimal LEDs. The unit integrates a buzzer and modular layers to adapt to different signalling needs.

Key features

• Standard 3-layer LED signal tower: red, yellow, green.
• Diameter: 50.5 mm.
• Voltage: 24 V DC.
• Buzzer: included (higher sound level options available).
• Protection rating: IP20.
• Installation: foldable base for easy mounting.
• Connection: cable or M12 connector available.
• Operating temperature: -25 to 55 °C.
• Warranty: 3 years.

Available layer/color configurations

• One layer – red (default).
• Two layers – red & green (top to bottom by default).
• Three layers – red, yellow & green (top to bottom by default).
• Four layers – red, yellow, green & blue (top to bottom by default).
• Five layers – red, yellow, green, blue & white (top to bottom by default).
• Other color configurations available on request (customizable).

Technical specifications

• Product name: LED SIGNAL TOWER
• Item no.: OSLC
• Brand: Otennlux
• Diameter: 50.5 mm
• Material: Plastic
• Signal effect: steady light (flashing options available on other models)
• Protection rating: IP20
• Voltage: 24 V DC
• Colors: 3 (red, yellow, green) — configurable up to 5 layers/colors
• Buzzer: yes
• Installation: foldable
• Connection: cable or M12
• Working temperature: -25 to 55 °C
• Warranty: 3 years

Commercial / logistics information

• Item no.: OSLC
• Payment terms: EXW / FOB / CNF
• Origin: China
• Shipping port: Guangzhou / Shenzhen / Shanghai
• Lead time: 5–7 days

Certifications / Additional info
CE / RoHS / UL / ETL / CCC / Anti-Explosion (as stated by manufacturer).