Siemens Siren element, multi-tone, black, 102dB, 24VAC/DC Part number 8WD4420-0EA2

Product Overview

Siemens SIRIUS 8WD4420-0EA2 siren element is an industrial acoustic signalling device that produces adjustable multi-tone sound to alert personnel of alarms, warnings or process conditions. Designed for 24 V AC/DC operation, it delivers high sound output through selectable tones and adjustable volume suitable for factory floors and control stations. With a robust protection rating, the siren is part of the modular 8WD4 signalling column system and integrates seamlessly into visual and audible alarm installations.

Key Features

• SIRIUS 8WD4 siren element for industrial signalling columns
• Multi-tone acoustic signal with 8 selectable tones
• 102 dB maximum sound output
• Operates on 24 V AC or DC supply
• Adjustable volume for tailored alert levels
• Compact cylindrical design for modular assembly
• Suitable for harsh industrial environments

Technical Specifications

• Article Number: 8WD4420-0EA2
• Product Family: SIRIUS 8WD4 signalling elements
• Device Type: Siren element (acoustic signalling)
• Operating Voltage: 24 V AC/DC
• Current Consumption: approx. 30 mA
• Sound Output: up to 102 dB
• Tones: 8 selectable tones
• Volume Adjustment: Yes
• Diameter: 70 mm
• Height: 54 mm
• Protection Rating: IP65
• Ambient Temperature: –20 °C to +50 °C

Compliance & Certifications

• CE conformity according to applicable EU directives
• Designed and manufactured to Siemens industrial control equipment quality standards
• RoHS compliant for hazardous substance restrictions
• Suitable for use in industrial signalling and alarm systems

Applications

This siren element is used to provide audible warnings and alarms in industrial automation environments, safety systems, machinery enclosures and process control areas. It can be integrated into modular signalling columns to produce both visual and acoustic alerts, helping operators respond quickly to abnormal conditions or safety events.