Siemens Continuous light element, integrated LED, red, 24VADC Part number 8WD4220-5AB

Product Overview

The Siemens 8WD4220-5AB is a continuous-light LED element from the SIRIUS 8WD4 series, designed for 50 mm signal-tower modules. It features a red lens and operates at 24 V AC/DC, offering clear visual indication in industrial control panel and machine environments.

Key Features

• Continuous-light LED element (red) for SIRIUS 8WD4 signal-tower series
• Rated voltage: 24 V AC or 24 V DC
• Lens diameter: 50 mm for strong visibility
• Integrated LED source with long service life (~100 000 hours)
• Protection rating: IP54 — suitable for industrial signalling applications
• Compact height: 67 mm, with bayonet mounting for quick installation

Technical Specifications

• Article Number: 8WD4220-5AB
• Operating Voltage: 24 V AC/DC
• Rated Current (max): ≤ 30 mA
• Light Intensity (typical): 1.51 cd (candela)
• Ambient Operating Temperature: –20 °C … +50 °C
• Width / Diameter: Approx. 52 mm outer diameter, height 67 mm

Applications

Ideal for machine-tool control panels, factory floor signal towers, automation cabinets and other industrial environments where a bold red visual indicator is required. This module integrates into standard 50 mm signal-tower stacks and supports reliable status indication under harsh conditions.