# Siemens 3LD2154-0TK53 3-Pole Switch Disconnector, 25A, 690V, Red/Yellow

**URL:** https://aio.lv/en/product--siemens-3ld21540tk53--1840913
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 3LD21540TK53
**EAN:** 4011209403390
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 143.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 118.59 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3ld21540tk53--1840913

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Courier delivery to door | 09.07.2026 | 53.99 EUR |

## Summary description

The Siemens 3LD2154-0TK53 is a 3-pole switch disconnector designed for reliable power control. It features a nominal current of 25A and an operating voltage of 690V, with a breaking capacity of 640A. The unit is finished in a high-visibility red and yellow color scheme, suitable for safety-critical industrial applications. It operates at a frequency of 50-60 Hz and provides robust performance for electrical circuit isolation.

## Long description

The Siemens 3LD2154-0TK53 is a professional-grade 3-pole switch disconnector engineered for secure power control and circuit isolation in industrial environments. With a nominal current rating of 25A and an operating voltage of 690V, this device ensures reliable performance for demanding electrical systems. Its distinct red and yellow rotary actuator design serves as a high-visibility emergency stop mechanism, enhancing safety protocols in facilities where immediate power disconnection is required.
Advantages
This switch disconnector offers exceptional durability and operational reliability, making it a preferred choice for safety-critical applications. The robust construction supports a breaking capacity of 640A, ensuring effective protection during maintenance or emergency situations. Its front-mounting design with center hole installation allows for straightforward integration into control panels and machinery housings, while the high-visibility color scheme ensures that the emergency stop function is easily identifiable by operators.
Suitable for
Emergency stop applications in industrial machinery
Electrical circuit isolation during maintenance
Power control in control panels and distribution boards
Safety-critical power disconnection tasks
This device may not be suitable for high-voltage applications exceeding 690V or environments requiring specialized explosion-proof ratings. It is designed specifically for standard industrial power control and may not be appropriate for residential consumer electronics or specialized high-frequency data transmission circuits.
Key specifications
Number of poles: 3
Nominal current: 25A
Operating voltage: 690V
Breaking capacity: 640A
Frequency: 50-60 Hz
Mounting type: Front mounting, center hole
Actuator type: Rotary, red/yellow
Weight: 0.208 kg
Installation should be performed by a qualified electrician in accordance with local electrical regulations. The switch is designed for front mounting through a center hole, allowing for secure attachment to panel doors or enclosures. Ensure that all electrical connections are tightened to the specified torque settings to prevent overheating and ensure long-term operational integrity.
What to consider before purchase
Verify the current and voltage requirements of your specific electrical circuit
Ensure the mounting dimensions match your panel or enclosure specifications
Confirm that the red/yellow emergency stop configuration meets your facility's safety standards
Usage recommendations: Regularly inspect the rotary actuator for smooth operation and ensure the housing remains free of debris to maintain the integrity of the emergency stop function.

## 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) | 400 V |
| Coil voltage (max) | 6000 V |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.208 kg |
| Height | 84 mm |
| Width | 67 mm |
| Depth | 116.5 mm |

### Features

| Feature | Value |
|---|---|
| Number of poles | 3P |

### Design

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

## FAQ

### How much does the Siemens 3LD2154-0TK53 3-Pole Switch Disconnector cost, and is it available for purchase?

The price is 143.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 17 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 06.07.2026 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 3LD2154-0TK53 3-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/1840913/58101397_large.webp