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Siemens Sirius Series 8WD44 Buzzer Unit with LED Bulb 230V AC, IP65 8WD4450-0FA
Specifications
| Country of Origin | Germany |
|---|---|
| Brand | Siemens |
| Height | 72mm |
| Model | 8WD4450-0FA |
| IP Rating | IP65 |
| Mount Type | Base |
| Bulb Type | LED |
| Series | 8WD44 |
| Maximum Operating Temperature | 50°C |
| Current Type | AC |
| Current consumption | 15mA |
| Minimum Operating Temperature | -20°C |
| Base Diameter | 70mm |
| Terminal type | Cable |
| Component Type | Buzzer Element |
| Standards/Approvals | CE, EAC |
| Maximum Supply Voltage | 230V ac |
| Housing Colour | Black |
| Maximum Sound Level | 85dB |
Key Features
- This buzzer unit features a multifunction buzzer element providing continuous or pulsating acoustic signals.
- It consumes 15mA of current and includes an LED bulb for enhanced signaling.
- The unit supports an operating voltage of 230V AC with a maximum sound level of 85dB.
- Designed with a black housing, it has a base mount and bayonet type fitting with a 70mm diameter.
- Suitable for temperature ranges between -20°C to 50°C, ensuring reliability in varied environments.
- This buzzer unit carries CE and EAC approvals and meets IP65 ingress protection standards.
- Constructed in Germany, assuring high manufacturing quality and durable performance.
Product Description
Siemens presents the Sirius Series 8WD44 Buzzer Unit model 8WD4450-0FA, designed for industrial and automation signalling applications requiring highly reliable acoustic alerts. Operating at 230V AC supply voltage, this buzzer unit is equipped with an LED bulb, providing clear and visible indication in conjunction with audible signals. The unit is rated IP65, guaranteeing resistance against dust and water ingress, making it suitable for harsh industrial environments including factories, workshops, and control panels.
The buzzer element in this unit offers multifunction operation featuring continuous or pulsating sound tones at a frequency of 1.75KHz. The device produces sound levels up to 85dB, ensuring it is audible across noisy factory floors or outdoor settings. With a current consumption of only 15mA, it is energy-efficient without sacrificing output performance.
The compact unit has a height of 72mm and a base diameter of 70mm with a bayonet mounting type for secure installation. Its black housing color allows easy integration with existing control systems and equipment. This buzzer unit is designed to work reliably within ambient temperature ranges from -20°C to 50°C, suitable for diverse climatic conditions encountered in industrial environments.
The product complies with CE and EAC standards, providing assurance of quality, safety, and environmental considerations in line with international regulations. Manufactured in Germany, it reflects Siemens’ commitment to precision engineering and durability.
This buzzer element can be used in industrial automation signalling, alarms, and indicator systems. Its IP65 rating allows deployment in areas exposed to dust, moisture, or splashing water. Ideal for control tower assemblies and signal towers requiring combined acoustic and visual alerts.
The LED bulb enhances visibility in well-lit or outdoor areas, complementing the buzzer tone. The unit is compact with standardized dimensions for ease of replacement or retrofit into existing systems. Explore the Siemens brand range and high-quality automation components at EnvMart to upgrade your manufacturing and industrial signaling capabilities.
Explore more products in our Signal Tower Components category.
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Frequently Asked Questions
The maximum sound level of this buzzer unit is 85dB, ensuring it is audible in noisy environments.
This buzzer unit operates at a supply voltage of 230V AC.
It is designed to operate within a temperature range of -20°C to 50°C.
This model features a base mount with a bayonet type fitting for secure installation.
The unit has a height of 72mm and a base diameter of 70mm.
It includes an LED bulb for enhanced visibility along with the acoustic signals.
The buzzer unit consumes 15mA of current, making it energy-efficient.
It carries CE and EAC approvals, ensuring compliance with international safety and environmental standards.
It is suitable for harsh industrial environments, including factories, workshops, and control panels, thanks to its IP65 rating.
The buzzer element can provide continuous or pulsating sound tones at a frequency of 1.75KHz.
This buzzer unit is manufactured in Germany, reflecting high manufacturing quality.
It is intended for industrial automation signalling, alarms, and indicator systems, particularly in control tower assemblies.
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