# Sonel TWR-1J RCD Circuit Breaker Testing Adapter

**URL:** https://aio.lv/en/product--sonel-waadatwr1j--12459150
**Data updated:** 2026-05-18 09:26 (EEST)
**Category:** Tool kits and accessories
**Manufacturer:** Sonel
**Manufacturer code:** WAADATWR1J
**EAN:** 5907624000117
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 344.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 285.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonel-waadatwr1j--12459150

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Sonel TWR-1J is a specialized adapter designed for testing residual current devices (RCDs). It facilitates safe and accurate measurements of RCD parameters when used in conjunction with compatible electrical installation testers. This robust tool is essential for electrical safety inspections, ensuring that circuit breakers function correctly to protect against leakage currents in residential and industrial power systems.

## Long description

The Sonel TWR-1J RCD Circuit Breaker Testing Adapter is a professional-grade accessory engineered to streamline the verification of residual current devices. By providing a reliable interface between electrical installation testers and the circuit under examination, this adapter ensures that RCD parameters are measured with high precision and safety. It is a critical component for technicians performing routine electrical safety inspections in both residential and industrial environments, helping to confirm that circuit breakers effectively detect leakage currents and disconnect power when necessary.
Advantages
This adapter offers a significant improvement in testing efficiency by simplifying the connection process to various electrical outlets. Its robust construction is designed to withstand the rigors of daily field use, ensuring long-term reliability and consistent measurement accuracy. By utilizing this specialized tool, users can perform comprehensive RCD testing without the need for complex manual wiring, which reduces the risk of errors and enhances overall workplace safety during electrical maintenance tasks.
Suitable for
Testing residual current devices in residential electrical systems
Verifying RCD performance in industrial power installations
Routine electrical safety inspections and compliance testing
Preventive maintenance of circuit protection equipment
When it may not be suitable
The TWR-1J is specifically designed for use with compatible Sonel electrical installation testers and may not be compatible with testing equipment from other manufacturers. It is not intended for use on high-voltage transmission lines or non-standard electrical systems that fall outside the specified operating parameters of the device.
Key specifications
Designed for RCD parameter verification
Compatible with Sonel electrical installation testers
Durable housing for field applications
Facilitates safe connection to standard electrical outlets
How to use
To use the adapter, connect it to the input terminals of your compatible Sonel electrical installation tester. Once connected, insert the adapter into the electrical outlet or socket associated with the RCD you intend to test. Follow the specific testing procedure outlined in your primary tester's instruction manual to initiate the measurement. The adapter will bridge the connection, allowing the tester to send the necessary signals to trigger the RCD and record the response time and trip current accurately.
What to consider before purchase
Verify compatibility with your existing Sonel electrical tester model
Ensure the adapter meets the specific voltage and current requirements of your local power grid
Check that the socket type matches the electrical installations you plan to test
Usage recommendations
Always inspect the adapter for physical damage before each use. Ensure that the electrical tester is properly calibrated and that you are wearing appropriate personal protective equipment when working with live electrical circuits.

## FAQ

### How much does the Sonel TWR-1J RCD Testing Adapter cost, and is it available for purchase?

The price is 344.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 14.07.2026 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 Sonel TWR-1J RCD Testing Adapter 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 Sonel 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 Sonel 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/12459150/68761238_large.webp