# Siemens 3LD2103-1TL53 4-Pole Switch Disconnector, 25A, 690V, Red/Yellow

**URL:** https://aio.lv/en/product--siemens-3ld21031tl53--1841214
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 3LD21031TL53
**EAN:** 4011209402935
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 148.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 122.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3ld21031tl53--1841214

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.07.2026 | free |
| Courier delivery to door | 27.07.2026 | 53.99 EUR |

## Summary description

The Siemens 3LD2103-1TL53 is a 4-pole switch disconnector designed for reliable power control and safety. It features a nominal current of 25A and a rated voltage of 690V, with a breaking capacity of 640A. The unit is finished in a high-visibility red and yellow color scheme, suitable for emergency stop applications. It supports panel mounting and includes a locking mechanism for up to 3 padlocks in the 0 position, ensuring secure maintenance operations.

## Long description

The Siemens 3LD2103-1TL53 is a robust 4-pole switch disconnector engineered for secure power control and emergency shutdown applications. Designed to handle a nominal current of 25A and a rated voltage of 690V, this device ensures reliable performance in industrial and commercial electrical systems. Its high-visibility red and yellow rotary actuator makes it an ideal choice for emergency stop functions, providing clear visual identification in critical situations.
Advantages
This switch disconnector offers exceptional reliability and safety for electrical installations. The 4-pole configuration allows for comprehensive circuit isolation, while the integrated locking mechanism supports up to three padlocks in the off position, preventing accidental reactivation during maintenance. Its compact design and front-mounting capability facilitate easy integration into control panels, ensuring a clean and organized installation. The durable construction is built to withstand demanding operational environments, providing long-term service life.
Suitable for
Emergency stop applications in industrial machinery
Main power isolation for control panels
Maintenance and repair safety procedures
Electrical distribution systems requiring 4-pole disconnection
When it may not be suitable
This device is not intended for use in environments exceeding its rated voltage or current capacity. It is also not suitable for outdoor installations without an appropriate protective enclosure, as it is designed primarily for panel-mounted indoor applications.
Key specifications
Number of poles: 4
Nominal current: 25A
Rated voltage: 690V
Mounting type: Front panel, four-hole mounting
Actuator type: Rotary, red/yellow emergency stop
Locking capability: Up to 3 padlocks in 0 position
Weight: 0.247 kg
How to use
The switch is designed for front-panel mounting using a four-hole configuration. Ensure the power supply is disconnected before installation. Secure the device firmly to the panel surface and connect the electrical conductors according to the wiring diagram. To operate, rotate the handle to the desired position. For maintenance, turn the switch to the 0 position and insert up to three padlocks through the designated holes to lock the mechanism securely.
What to consider before purchase
Verify that the 25A current rating matches your circuit requirements.
Ensure the panel space is sufficient for the four-hole mounting pattern.
Confirm that the 4-pole configuration is compatible with your electrical system architecture.
Check if the emergency stop color scheme meets your local safety regulations.
Usage recommendations
Always perform a functional test after installation to ensure the switch operates smoothly and the locking mechanism engages correctly. Regularly inspect the terminals for tightness and ensure the actuator remains free of debris for optimal safety performance.

## Specifications

| Feature | Value |
|---|---|
| Nominal current output | 25 A |
| AC input frequency | 50 - 60 |
| Breaking capacity | 640 A |
| Number of modules | 1 |
| Coil voltage | 690 V |
| Coil voltage (min) | 500 V |
| Coil voltage (max) | 6000 V |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.247 kg |
| Height | 84 mm |
| Width | 67 mm |
| Depth | 92.5 mm |

### Features

| Feature | Value |
|---|---|
| Number of poles | 4P |

### Design

| Feature | Value |
|---|---|
| Certification | CSA, UL, VDE, EAC, CE, LRS |
| Product colour | Red, Yellow |

## FAQ

### How much does the Siemens 3LD2103-1TL53 4-Pole Switch Disconnector cost, and is it available for purchase?

The price is 148.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 22.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Siemens 3LD2103-1TL53 4-Pole Switch Disconnector be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1841214/58101430_large.webp