Siemens Continuous light element, integrated LED, green, 24VADC Part number 8WD4220-5AC

Product Overview

The Siemens 8WD4220-5AC is a continuous-light LED element designed for use in the SIRIUS 8WD4 series signal columns. It is a green 50 mm diameter unit rated for 24 V AC/DC operation, offering steady illumination and high visual visibility. With its rugged IP54 rated enclosure and bayonet mounting, it is ideal for industrial signalling applications in control panels, machine systems and automation installations.

Key Features

• LED light element for 50 mm diameter signal column (SIRIUS 8WD4 series)
• Green lens for status/indication signalling
• Rated voltage: 24 V AC or 24 V DC
• Low current consumption: up to 30 mA at nominal voltage
• Integrated LED light source with long service life (~100,000 hours)
• Compact overall dimensions: approx. 50 mm diameter, 67 mm height, 52 mm width
• Robust industrial design: engineered for vibration, shock and industrial control environments

Technical Specifications

• Article Number: 8WD4220-5AC
• Operating Voltage: 24 V AC (50/60 Hz) or 24 V DC
• Tolerance: +10 % / −10 %
• Current Consumption: Maximum 30 mA
• Light Source: LED, continuous light
• Light Intensity (typical): Approximately 1.62 cd
• Outer Diameter of Signal Column Element: 50 mm
• Height: 67 mm
• Width (typ.): 52 mm
• Protection Class: IP54
• Ambient Temperature Range: −20 °C to +50 °C

Compliance & Certifications

• Manufactured by Siemens under the SIRIUS product line for industrial signalling devices
• Designed for industrial environment use with protection rating IP54 and robustness for panel/machine mounting

Applications

This LED light element is ideal for machine-tool control panels, automation signal columns, factory floor status indication towers and industrial control cabinets where a green steady indicator is required. Its 24 V AC/DC rating, long-life LED technology and robust mounting design make it suitable for continuous signalling in manufacturing plants, process automation and industrial switchgear.