# Siemens 3RT2926-1BB00 Surge Suppressor with Varistor for 24-48V AC and 24-70V DC

**URL:** https://aio.lv/en/product--siemens-3rt2926-1bb00--1796093
**Data updated:** 2026-05-18 02:39 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** Siemens
**Manufacturer code:** 3RT2926-1BB00
**EAN:** 4011209779310
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 14.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rt2926-1bb00--1796093

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3RT2926-1BB00 is a high-quality surge suppressor module equipped with a varistor, designed for reliable protection of contactors. It supports a voltage range of 24-48V AC and 24-70V DC. This component is essential for industrial automation systems to prevent voltage spikes and ensure the longevity of switching devices. Easy to install, it provides robust electrical safety for various control circuit applications.

## Long description

The Siemens 3RT2926-1BB00 surge suppressor is a specialized electrical component designed to protect contactors from voltage spikes and transient surges. By integrating a varistor, this module effectively clamps excess voltage, ensuring stable operation and extending the service life of your switching equipment in industrial automation environments.
Advantages
This surge suppressor offers a compact design that integrates seamlessly with compatible contactors, minimizing space requirements within control cabinets. Its robust construction ensures reliable performance under varying electrical conditions, providing a critical layer of protection for sensitive control circuits. The device is engineered for quick and straightforward installation, reducing downtime during maintenance or system upgrades.
Suitable for
Industrial automation control systems
Protection of contactor coils in switching applications
Control circuits operating within 24-48V AC or 24-70V DC ranges
Preventing electromagnetic interference in electrical panels
When it may not be suitable
This module is not intended for use in circuits exceeding the specified voltage ranges of 48V AC or 70V DC. It is also not suitable for applications requiring protection against sustained overvoltage conditions or high-energy surges beyond the capacity of the integrated varistor.
Key specifications
Voltage range: 24-48V AC and 24-70V DC
Protection type: Varistor
Compatibility: Designed for specific Siemens contactor series
Mounting: Plug-in module for direct attachment
How to use
To install the surge suppressor, ensure the power to the control circuit is disconnected. Align the module with the designated interface on the front of the compatible contactor. Press the unit firmly until it clicks into place, ensuring a secure electrical connection. Once installed, the device operates automatically to suppress voltage transients without requiring further configuration or maintenance.
What to consider before purchase
Verify compatibility with your specific contactor model
Ensure the control circuit voltage matches the specified range
Confirm space availability on the contactor face for module mounting
Usage recommendations
Always verify that the control circuit voltage does not exceed the maximum rated values to prevent damage to the suppressor and the connected contactor. Regular inspection of the module during scheduled maintenance is recommended to ensure continued protection.

## FAQ

### How much does the Siemens 3RT2926-1BB00 Surge Suppressor with Varistor cost, and is it available for purchase?

The price is 17.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 34 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 13.07.2026 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

## Image

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