# Siemens 3RT29161JJ00 Surge Suppressor Varistor 24-48V AC / 12-24V DC

**URL:** https://aio.lv/en/product--siemens-3rt29161jj00--3442023
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Electronics Accessories
**Manufacturer:** Siemens
**Manufacturer code:** 3RT29161JJ00
**EAN:** 4011209740082
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3rt29161jj00--3442023

## 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 3RT29161JJ00 is a high-quality varistor surge suppressor designed for reliable protection of electrical circuits. It supports a nominal input voltage range of 24-48V AC and 12-24V DC. This compact black component is engineered for industrial applications, ensuring equipment safety and longevity. Certified with EAC, UL, and CSA standards, it provides robust performance and is manufactured in the Czech Republic for professional electrical installations.

## Long description

The Siemens 3RT29161JJ00 surge suppressor is a high-performance varistor module designed to protect electrical control circuits from voltage spikes and transient surges. Engineered for seamless integration with contactors, this component ensures the stability and longevity of sensitive electronic equipment within industrial automation systems. Its compact design allows for efficient space utilization in control cabinets, providing reliable operation across a specified voltage range.
Advantages
This varistor surge suppressor offers exceptional reliability by effectively clamping voltage peaks that can damage coils or connected control electronics. By mitigating electrical noise and transients, it helps prevent premature component failure and reduces maintenance requirements. The unit is built to meet rigorous international standards, ensuring consistent performance and safety in demanding professional electrical environments.
Suitable for
Protection of contactor coils in industrial control panels
Safeguarding sensitive PLC inputs and outputs
General electrical circuit protection in automation systems
Applications requiring transient voltage suppression for 24-48V AC or 12-24V DC circuits
When it may not be suitable
This device is not intended for use in high-voltage power distribution networks or circuits exceeding the specified voltage ratings. It is specifically designed for low-voltage control applications and should not be used as a primary surge protection device for main power lines.
Key specifications
Voltage range: 24-48V AC / 12-24V DC
Component type: Varistor surge suppressor
Compatibility: Designed for S00 size contactors
Certifications: EAC, UL, CSA
Country of origin: Czech Republic
How to use
The surge suppressor is designed for quick and easy installation directly onto the front of compatible contactors. Simply align the module with the designated mounting interface on the contactor and press it into place until it clicks securely. Ensure that the electrical supply is disconnected before installation to prevent accidental contact. Once installed, the device operates automatically to suppress voltage transients without requiring further configuration or maintenance.
What to consider before purchase
Verify the voltage requirements of your control circuit
Ensure compatibility with your specific contactor size
Check the physical space available in your control cabinet
Confirm that the operating environment meets the technical specifications
Usage recommendations
For optimal performance and safety, always ensure that the surge suppressor is correctly seated on the contactor. Regularly inspect the connection points during routine maintenance to ensure they remain secure and free from debris or oxidation.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.0068 kg |
| Certification | EAC
UL
CSA |
| Storage temperature (T-T) | -40 - 80 |
| Operating temperature (T-T) | -25 - 60 |
| Height | 46 mm |
| LED indicators | Y |
| Width | 28 mm |
| Depth | 9 mm |
| Nominal input voltage | 24 - 48 V AC, 12 - 24 V DC |
| Product colour | Black |
| Country of origin | Czech Republic |
| Package depth | 56 mm |
| Package height | 10 mm |
| Package width | 31 mm |
| Number of products included | 1 pc(s) |
| Sustainability compliance | Yes |
| Sustainability certificates | WEEE, RoHS, REACH, CE |

## FAQ

### How much does the Siemens 3RT29161JJ00 Surge Suppressor cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 42 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

### Where can I download the instructions for Siemens 3RT29161JJ00 Surge Suppressor?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/3442023/58388905_large.webp