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Siemens 8WD4420-0EA

Name: 8WD4420-0EA
Brand: Siemens
SKU: 8WD4420-0EA
Price: 67.79 GBP
Availability: OutOfStock

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Marvo Stock ID MV-74MY

HS Code 85318070

SKU 8WD4420-0EA

Category General Automation

Warranty 12 months

Weight (kg) 1.00

Length (mm) 300.00

Width (mm) 190.00

Height (mm) 150.00

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More about this product

Specification & Description

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Commonly Asked Questions

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Specification & Description

Specification	Description
Part Number	8WD4420-0EA
Alternative Part Number	8WD44200EA
Manufacturer	Siemens
Category	General Automation
Description	Signalling Column Siren Element
Voltage Type	DC
Operating Voltage	24 V
Loudness Level	105 dB
Acoustic Signal Type	Continuous tone / Pulse tone
Ambient Operating Temperature	-20 ... +50 °C
Protection Class	IP40
Mounting Type	Bayonet
Product Function	Non-adjustable acoustic signal
Height	79 mm
Width	70 mm
Depth	70 mm
Weight	0.120 kg
Colour	Black
Service Life	5,000 h
Tone Frequency	2.5 kHz / 3.5 kHz
Commodity Code	853180

The Siemens 8WD4420-0EA is a robust and versatile signalling column siren element designed to deliver clear and loud auditory signals in a variety of industrial settings. With its impressive 105 dB sound level, this siren element ensures that alerts and notifications are heard even in noisy environments. Engineered for reliability, it operates within a -20 to +50°C temperature range, making it suitable for a wide range of operating conditions.

The siren element is compatible with a 24 V DC power supply and is crafted with a sleek black housing that has an outer diameter of 70 mm, ensuring it is both compact and unobtrusive when installed. The IP40 protection class signifies that the unit is protected against solid objects larger than 1 mm, although it is not rated for protection against water ingress.

This product is designed for ease of use with a bayonet mounting type, allowing for quick and secure installation. The siren element can produce a continuous tone or an alternating tone, providing flexibility in the type of auditory signal emitted based on the needs of the application.

The Siemens 8WD4420-0EA is an ideal solution for industrial applications where clear and audible signalling is paramount, such as manufacturing plants, warehouses, and construction sites. Its durable construction and operational reliability make it a valuable component for safety and notification systems.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

What payment methods do you accept?

We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

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Learn more about Marvo

Our service to you

Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.

No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.

Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.

Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.

Frequently Asked Questions

What type of signalling device is this?

This is a siren element designed for use in signalling columns, providing an audible alert with a loudness level of 105 dB and capable of producing both continuous and alternating tones.

Can the acoustic signal of this siren element be adjusted?

No, the acoustic signal of the 8WD4420-0EA is not adjustable. It is designed to emit a standardised alert tone at a fixed volume and frequency.

What is the operating voltage for this siren element?

The siren element operates at a DC rated voltage of 24V.

What are the ambient operating temperature limits for this device?

The device is designed to operate within an ambient temperature range of -20°C to +50°C.

What is the protection class of this siren element?

The siren element has a protection class of IP40, indicating a level of protection against solid objects but not against water.

What is the service life of the acoustic signal device?

The service life of the acoustic signal device is approximately 5,000 hours.

What are the dimensions of this siren element?

The siren element has a width and depth of 70 mm and a height of 79 mm.

What colour is the housing of this siren element?

The housing of the siren element is black.

Is this siren element suitable for outdoor use?

Given its IP40 rating, the siren element is not suitable for outdoor use where it would be exposed to water or harsh weather conditions.

How loud is the siren element and what frequencies does it use?

The siren element has a loudness level of 105 dB and uses two tone frequencies, 2.5 kHz and 3.5 kHz.

Part conditions explained

We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.

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