# Insulation Resistance Tester Unit UT 526 — Uni-T MIE0133

**URL:** https://aio.lv/en/product--unit-lec-mie0133--5460759
**Data updated:** 2026-03-11 11:50 (EET)
**Category:** Measuring tools
**Manufacturer:** Unit
**Manufacturer code:** LEC-MIE0133
**EAN:** 5901436743965
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 215.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 178.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-lec-mie0133--5460759

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

Handheld insulation resistance tester Uni‑T UT 526 (model MIE0133) designed for measuring electrical insulation resistance in cables, motors, transformers and electrical installations. Provides reliable resistance measurement for preventive maintenance, fault finding and verification of insulation integrity. Portable instrument suitable for technicians and electricians in field service and workshop use.

## Long description

The Insulation Resistance Tester Unit UT 526 — Uni‑T MIE0133 is a handheld instrument designed to measure insulation resistance in cables, motors, transformers and electrical installations. The meter provides reliable resistance measurements for preventive maintenance, troubleshooting and verification of insulation integrity. Portable and intended for field service and workshop use, the UT 526 combines a compact form factor with clear measurement readouts suited to technicians and electricians.
Advantages
The Uni‑T UT 526 offers accurate insulation resistance measurement across common test voltages and stable readouts for repeatable results. Its handheld design enables convenient transport and on-site testing of electrical systems. Built for routine diagnostic work, the unit supports quick verification of insulation condition, helping to identify degradation or faults before they cause equipment failure.
Suitable for
 Testing insulation resistance of power and control cables
 Inspection of motor and generator windings
 Verification of transformer insulation during maintenance
 Field service troubleshooting in industrial and commercial installations
 Routine preventive maintenance in workshops and service vans
Key specifications
 Handheld portable design for on-site measurements
 Insulation resistance measurement functionality suitable for cables, motors and transformers
 Clear digital readout for resistance values
 Designed for use by technicians and electricians in field and workshop environments
How to use
Before measurement, isolate the circuit under test and discharge any stored energy. Connect the test leads to the device and to the equipment under test according to the polarity indicated by the tester. Select the appropriate test voltage or measurement range if the unit provides multiple settings. Initiate the test and observe the resistance reading on the display; record values and compare them to the applicable standards or baseline measurements. After testing, discharge the object under test and disconnect the leads safely.
Usage recommendations
Use the UT 526 in accordance with applicable safety regulations and the manufacturer's instructions. Ensure circuits are de-energised before connecting the tester, wear appropriate personal protective equipment, and verify the instrument calibration periodically to maintain measurement accuracy.

## FAQ

### How much does the Insulation Resistance Tester Uni‑T UT 526 cost, and is it available for purchase?

The price is 215.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 07.07.2026 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 Insulation Resistance Tester Uni‑T UT 526 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 Unit 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 Unit 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/5460759/42928386_large.webp