# Siemens 3RT2027-2BB40 Power Contactor, 3-Pole, 32A, 24V DC, Size S0

**URL:** https://aio.lv/en/product--siemens-3rt20272bb40--1806161
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Miscellaneous repair tools
**Manufacturer:** Siemens
**Manufacturer code:** 3RT20272BB40
**EAN:** 4011209790223
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 117.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 97.51 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rt20272bb40--1806161

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RT2027-2BB40 is a high-performance 3-pole power contactor designed for reliable switching of electrical loads. Featuring a 32A rated current and a 24V DC control coil, this size S0 contactor is ideal for industrial automation and motor control applications. It includes 1NO and 1NC auxiliary contacts for flexible integration into control circuits, ensuring durability and efficient operation in demanding electrical environments.

## Long description

The Siemens 3RT2027-2BB40 is a robust 3-pole power contactor engineered for the reliable switching of electrical loads in industrial environments. Designed with a size S0 frame, this contactor supports a rated operational current of 32A and utilizes a 24V DC control coil, making it a versatile component for modern electrical systems. It is built to withstand demanding conditions while providing consistent performance for motor control and power distribution tasks.
Advantages
This power contactor offers exceptional durability and operational efficiency, ensuring long-term reliability in automated systems. Its compact size S0 design allows for space-saving installation within control cabinets without compromising on power capacity. The inclusion of integrated auxiliary contacts provides added flexibility for complex control circuit configurations, simplifying the integration process for engineers and maintenance professionals.
Suitable for
Industrial automation systems
Motor control applications
Power distribution panels
Switching resistive and inductive loads
When it may not be suitable
This contactor is not intended for applications requiring AC control voltages, as it is specifically designed for 24V DC operation. It may also be unsuitable for environments exceeding its specified thermal or electrical ratings, which could lead to premature component failure.
Key specifications
Number of poles: 3
Rated operational current: 32A
Control coil voltage: 24V DC
Size: S0
Auxiliary contacts: 1NO and 1NC
How to use
Installation should be performed by qualified personnel in accordance with local electrical standards. The contactor is designed for mounting onto standard DIN rails or screw mounting within an enclosure. Ensure that the control circuit is connected to the A1 and A2 terminals using the correct 24V DC supply. Power cables should be securely fastened to the main terminals, ensuring proper torque settings to prevent overheating. Once installed, verify the operation of the auxiliary contacts to ensure they correctly signal the status of the main power circuit.
What to consider before purchase
Verify that your control system provides a stable 24V DC supply.
Ensure the 32A current rating is sufficient for your specific load requirements.
Check the available space in your control cabinet to accommodate the S0 frame size.
Confirm that the auxiliary contact configuration meets your feedback or interlocking needs.
Usage recommendations: Regularly inspect the terminal connections for tightness and check for signs of wear or debris accumulation to maintain optimal electrical conductivity and prevent overheating during extended operation.

## FAQ

### How much does the Siemens 3RT2027-2BB40 Power Contactor cost, and is it available for purchase?

The price is 117.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 15.07.2026 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 3RT2027-2BB40 Power Contactor 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

## Image

https://aio.lv/img/cache/product/1806161/47507058_large.webp