# Siemens 8WD4420-5AD LED Signal Light Module 24V DC Yellow

**URL:** https://aio.lv/en/product--siemens-8wd4420-5ad--12463373
**Data updated:** 2026-05-18 09:41 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Siemens
**Manufacturer code:** 8WD4420-5AD
**EAN:** 4011209497238
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 53.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 44.62 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-8wd4420-5ad--12463373

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Siemens 8WD4420-5AD is a high-quality LED signal light module designed for industrial signaling applications. Featuring a continuous yellow light, this 24V DC unit is engineered for reliable performance in modular signal towers. It provides clear visual status indication for machinery and control systems, ensuring operational safety and efficiency. Manufactured in Germany, this durable component is easy to install and integrates seamlessly into existing automation setups.

## Long description

The Siemens 8WD4420-5AD LED signal light module is a professional-grade component designed for industrial signaling and status monitoring. This module emits a continuous yellow light, providing clear visual feedback for machinery, control panels, and automated systems. Engineered for durability and reliability, it is a core element for modular signal towers, ensuring that operators can quickly identify the status of equipment in various industrial environments.
Advantages
This signal light module utilizes advanced LED technology to provide high visibility while maintaining low power consumption and long service life. Its modular design allows for quick and flexible integration into existing signal tower configurations, making it an ideal choice for complex automation setups. The robust construction ensures consistent performance even in demanding industrial conditions, while the 24V DC operation makes it compatible with standard control voltage systems.
Suitable for
Visual status indication on industrial machinery
Control panel monitoring in automation systems
Modular signal tower assemblies
Warning and notification systems in manufacturing plants
When it may not be suitable
This module is designed specifically for 24V DC systems and cannot be connected directly to high-voltage AC mains without appropriate power conversion. It is intended for indoor or protected industrial environments and may require additional housing if exposed to extreme outdoor weather conditions.
Key specifications
Light color: Yellow
Light type: Continuous
Operating voltage: 24V DC
Dimensions: 70 mm x 70 mm
Weight: 74 g
Origin: Germany
How to use
The module is designed to be mounted onto a compatible Siemens signal tower base or stacked with other modules. Ensure the power supply is disconnected before installation. Align the module with the existing tower components and secure it according to the modular locking mechanism. Once physically attached, connect the electrical wiring to the corresponding terminals within the tower system, ensuring the 24V DC polarity is correct. After installation, verify the light function by activating the control signal.
What to consider before purchase
Verify that your existing signal tower base is compatible with this module series
Ensure your power supply provides a stable 24V DC output
Check if the continuous yellow light meets your specific safety or signaling requirements
Usage recommendations
For optimal performance and longevity, ensure the module is kept clean from dust and debris. Regularly inspect the electrical connections to prevent signal loss due to vibration or environmental factors.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.074 kg |
| Width | 70 mm |
| Depth | 70 mm |
| Product colour | Yellow |
| Country of origin | Germany |
| Package depth | 74 mm |
| Package height | 69 mm |
| Package width | 76 mm |
| DC input voltage | 24 |
| Quantity per pack | 1 pc(s) |
| Sustainability compliance | Yes |
| Compliance certificates | REACH, RoHS, WEEE |

## FAQ

### How much does the Siemens 8WD4420-5AD LED Signal Light Module cost, and is it available for purchase?

The price is 53.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for Siemens 8WD4420-5AD LED Signal Light Module?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12463373/68769220_large.webp