# Siemens Sirius 3RF2320-1AA02 Solid-State Contactor, 20 A, 24-230 V AC

**URL:** https://aio.lv/en/product--siemens-3rf2320-1aa02--1793177
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Control Systems
**Manufacturer:** Siemens
**Manufacturer code:** 3RF2320-1AA02
**EAN:** 4011209572416
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 157.49 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 130.16 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rf2320-1aa02--1793177

## 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 Sirius 3RF2320-1AA02 is a high-performance single-phase solid-state contactor designed for reliable switching of electrical loads. It features a rated operational current of 20 A and supports a switching voltage range of 24 to 230 V AC. This compact semiconductor device is ideal for industrial automation and heating control applications, offering long service life, silent operation, and high switching frequency compared to traditional electromechanical contactors.

## Long description

The Siemens Sirius 3RF2320-1AA02 is a high-performance single-phase solid-state contactor engineered for precise and reliable switching of electrical loads in demanding industrial environments. This semiconductor-based device provides a robust solution for applications requiring frequent switching, offering significant advantages over traditional mechanical contactors by eliminating moving parts that are prone to wear and tear.
Advantages
This solid-state contactor excels due to its silent operation and high switching frequency, making it an ideal choice for noise-sensitive environments and processes that require rapid cycling. Its compact design allows for efficient use of space within control cabinets, while the solid-state technology ensures a significantly longer service life and reduced maintenance requirements. The device is built to withstand harsh industrial conditions, providing consistent performance and high operational reliability for critical control systems.
Suitable for
Industrial heating control systems
Temperature regulation in manufacturing processes
Frequent switching of resistive loads
Applications requiring silent operation
Automation systems with high cycle rates
When it may not be suitable
This device is specifically designed for AC load switching and is not suitable for DC load applications. Furthermore, it may not be appropriate for environments where extreme ambient temperatures exceed the specified thermal limits without adequate additional cooling measures.
Key specifications
Rated operational current: 20 A
Operational voltage range: 24 to 230 V AC
Phase type: Single-phase
Technology: Semiconductor solid-state
Switching type: Zero-point switching
How to use
Installation should be performed by qualified personnel in accordance with local electrical regulations. The contactor is typically mounted on a standard DIN rail or directly onto a mounting plate. Ensure that the load current does not exceed the rated 20 A capacity and that the control voltage is correctly connected to the input terminals. Proper heat dissipation is essential, so ensure sufficient clearance around the device for airflow.
What to consider before purchase
Verify that your load type is compatible with AC switching
Ensure the control voltage matches your system requirements
Check if additional heatsinks are required based on your specific load and ambient temperature
Confirm the physical space available in your control panel
Usage recommendations
For optimal performance and longevity, always ensure that the contactor is mounted in a vertical position to facilitate natural convection cooling and verify that all electrical connections are tightened to the specified torque settings.

## FAQ

### How much does the Siemens Sirius 3RF2320-1AA02 Solid-State Contactor cost, and is it available for purchase?

The price is 157.49 € (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 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 Sirius 3RF2320-1AA02 Solid-State 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/1793177/47503315_large.webp