# Insulation Resistance Tester Unit UT505A by Unit — handheld tester for measuring insulation resistance

**URL:** https://aio.lv/en/product--unit-mie0179--10457646
**Data updated:** 2026-02-12 21:56 (EET)
**Category:** Cable testers
**Manufacturer:** Unit
**Manufacturer code:** MIE0179
**EAN:** 5901890013413
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 206.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 171.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-mie0179--10457646

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

The Unit UT505A is a handheld insulation resistance tester designed to measure insulation integrity of cables, motors and electrical installations. It provides clear readings of insulation resistance to help diagnose faults, verify maintenance and ensure safety. Suitable for electricians and service technicians for on-site testing and routine inspections.

## Long description

The Unit UT505A insulation resistance tester is a handheld instrument for measuring the insulation integrity of cables, motors and electrical installations. It provides clear numerical readings of insulation resistance, allowing electricians and service technicians to diagnose faults, verify maintenance actions and confirm compliance with safety requirements during on-site testing and routine inspections.
Advantages
The UT505A combines portability with straightforward operation and reliable measurement range for standard insulation testing tasks. Its handheld form factor enables use in confined spaces and on-site environments while the clear display supports fast reading of results. The device is built to withstand typical field conditions and is designed for immediate deployment during preventive maintenance and troubleshooting.
Suitable for
Inspection and maintenance of power cables and wiring
Testing insulation of electric motors and generators
Verification of insulation after repairs or installation work
Routine safety checks in industrial and commercial facilities
Field diagnostics by electricians and service technicians
Key specifications
Handheld form factor for portable, on-site use
Insulation resistance measurement capability suitable for cables, motors and installations
Clear numeric display for direct reading of measurement values
Robust design intended for typical field conditions
Simple user interface for quick operation during inspections
How to use
Connect the tester leads to the equipment under test following established safety procedures and ensure the circuit is de-energized before beginning. Select the appropriate test function and range on the UT505A, attach the test probes securely to the conductors or terminals, then initiate the test and observe the displayed insulation resistance value. Record the reading and compare it to the required limits or maintenance criteria. After testing, discharge any stored charge on the equipment under test and disconnect the tester leads.
Usage recommendations
Use the UT505A in accordance with local safety regulations and standards. Ensure the circuit is isolated from live supply before testing, verify test leads and connections are in good condition, and allow the instrument to stabilize in the environment where measurements are taken to reduce measurement variability.

## FAQ

### How much does the Insulation Resistance Tester Unit UT505A cost, and is it available for purchase?

The price is 206.99 € (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 03.07.2026 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 Unit UT505A 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/10457646/52489984_large.webp