# Sonel TKF-12 Phase Sequence Tester

**URL:** https://aio.lv/en/product--sonel-wmgbtkf12--12467086
**Data updated:** 2026-05-18 09:33 (EEST)
**Category:** Measuring tools
**Manufacturer:** Sonel
**Manufacturer code:** WMGBTKF12
**EAN:** 5907624018143
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 126.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 104.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonel-wmgbtkf12--12467086

## 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 TKF-12 is a professional phase sequence tester designed for verifying the correct phase rotation in three-phase electrical installations. This reliable device ensures safety and accuracy during electrical maintenance and installation tasks. It features a robust design for field use, providing clear indication of phase presence and sequence, making it an essential tool for electricians and technicians working with industrial and commercial power systems.

## Long description

The Sonel TKF-12 Phase Sequence Tester is a professional-grade instrument engineered for the precise verification of phase rotation in three-phase electrical installations. This device provides essential diagnostic capabilities for electricians and technicians, ensuring that power systems are correctly configured before equipment is energized. Built for durability and reliability, the tester is an indispensable tool for maintaining safety and operational integrity in industrial and commercial electrical environments.
Advantages
The primary benefit of the Sonel TKF-12 is its ability to provide immediate and clear visual confirmation of phase sequence and phase presence. Its robust construction is specifically designed to withstand the rigors of daily field use, offering long-term reliability in demanding conditions. By simplifying the verification process, the device helps prevent costly errors and potential damage to motors or other sensitive three-phase equipment caused by incorrect phase rotation.
Suitable for
Verifying phase sequence in three-phase power networks
Commissioning industrial machinery and motors
Routine maintenance of commercial electrical distribution boards
Troubleshooting electrical installation wiring
When it may not be suitable
This device is intended exclusively for three-phase electrical systems and is not suitable for testing single-phase circuits or low-voltage electronic control signals. It should not be used in environments exceeding its specified voltage rating or in hazardous areas where specialized explosion-proof equipment is required.
Key specifications
Indication of phase sequence
Indication of phase presence
Designed for three-phase systems
Durable housing for field applications
How to use
To use the Sonel TKF-12, connect the test leads to the corresponding phases of the electrical installation. The device will automatically detect the presence of voltage and indicate the phase rotation sequence through its integrated display indicators. Ensure that all safety protocols are followed and that the device is inspected for damage before each use.
What to consider before purchase
Verify the voltage range of your electrical system matches the device specifications
Ensure the device is compatible with your specific connection terminals
Confirm the need for periodic calibration to maintain measurement accuracy
Usage recommendations
Always wear appropriate personal protective equipment when working with live electrical systems and ensure the device is kept clean and dry to maintain optimal performance.

## FAQ

### How much does the Sonel TKF-12 Phase Sequence Tester cost, and is it available for purchase?

The price is 126.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 18 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 TKF-12 Phase Sequence Tester 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

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