# Socket tester Wiha SB25561 230V AC CAT II — mains outlet wiring and polarity checker

**URL:** https://aio.lv/en/product--wiha-sb25561--5092265
**Data updated:** 2026-02-12 14:18 (EET)
**Category:** Cable testers
**Manufacturer:** wiha
**Manufacturer code:** SB25561
**EAN:** 4010995452209
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 65.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 54.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--wiha-sb25561--5092265

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.99 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Wiha SB25561 is a 230V AC CAT II socket tester designed to check mains outlet wiring and polarity. It detects common wiring faults such as live/neutral reversal, missing earth, and open circuits, providing quick visual indication for electricians and DIY users. Compact and portable, it simplifies on-site verification of domestic and light commercial outlets.

## Long description

The Wiha SB25561 230V AC CAT II socket tester is a compact instrument for quick verification of mains outlet wiring and polarity. It is designed to identify common wiring faults in domestic and light commercial installations, including live/neutral reversal, missing protective earth, and open circuits. The tester provides clear visual indications to help confirm whether an outlet is safe to use or requires corrective action.
Advantages
The device offers fast, one-handed testing with immediate LED-based results, enabling efficient on-site checks. Its compact and lightweight design makes it portable and easy to carry in a tool pouch. Built to CAT II electrical environment standards, the tester supports routine inspections while minimising the need for more complex diagnostic equipment.
Suitable for
Electricians performing routine outlet inspections
Maintenance technicians in residential and light commercial settings
DIY users verifying wiring before appliance connection
Pre-use safety checks during renovations or installations
Key specifications
Nominal voltage: 230 V AC
Measurement category: CAT II
Detected conditions: live/neutral reversal, missing protective earth, open circuit faults
Indication method: multi-segment LED display for fault identification
Power supply: mains-powered via the tested outlet (no batteries required)
Housing: compact, handheld form factor designed for portability
How to use
Insert the Wiha socket tester into the mains outlet so that the contact pins are fully engaged. Observe the LED indications and compare the pattern shown by the LEDs with the marking on the device to identify the wiring condition. If a fault is indicated, switch off power to the circuit and perform a detailed investigation with appropriate insulated tools or a multimeter. Do not rely solely on this tester for complex fault-finding; use it as an initial verification step.
Usage recommendations
Use the tester only on 230 V AC outlets within CAT II environments. Prior to testing, ensure the outlet and surrounding area are dry and free from visible damage. When the device indicates a fault, follow local electrical safety regulations and lockout/tagout procedures before any repair. Store the tester in a dry place and inspect it for mechanical damage before use.

## FAQ

### How much does the Socket tester Wiha SB25561 230V AC CAT II cost, and is it available for purchase?

The price is 65.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 15.07.2026 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. 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 wiha 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 wiha 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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