# Insulation Resistance Meter Unit UT-501B 1000 V, up to 200 GΩ, battery-powered digital tester, LCD display

**URL:** https://aio.lv/en/product--unit-ut-501b--11636318
**Data updated:** 2026-01-21 13:44 (EET)
**Category:** Measuring tools
**Manufacturer:** Unit
**Manufacturer code:** UT-501B
**EAN:** 6935750525012
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 80.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 66.52 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--unit-ut-501b--11636318

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.06.2026 | free |
| Pickup points | 03.07.2026 | 1.99 EUR |
| Courier delivery to door | 03.07.2026 | 4.99 EUR |

## Summary description

Digital insulation resistance meter Unit UT-501B provides insulation testing up to 1000 V and measurements up to 200 GΩ. Battery-powered (1.5 V) handheld instrument with LCD display, designed for verifying insulation in cables, motors and electrical equipment. Compact (150×100×71 mm) and weighing 500 g, it is intended for field and workshop use. Follow operating instructions for safe use.

## Long description

Unit UT-501B is a battery-powered digital insulation resistance meter designed for insulation testing up to 1000 V and resistance measurements up to 200 GΩ. Its handheld form factor, LCD display and compact dimensions make it suitable for field and workshop verification of insulation on cables, motors and other electrical equipment. The instrument operates from a 1.5 V battery and is supplied with instructions for safe operation; use only in accordance with the operating instructions.
Advantages
The UT-501B offers insulation testing at voltages up to 1000 V and resistance measurement up to 200 GΩ in a portable, lightweight housing. An LCD display provides clear readouts while battery power allows independent, on-site use. The meter’s compact size and modest weight facilitate handling during inspections and maintenance tasks.
Suitable for
Insulation testing of power and control cables
Verification of motor winding insulation
Routine maintenance of electrical equipment and switchgear
Field and workshop diagnostic measurements
Key specifications
Maximum test voltage: 1000 V
Maximum resistance range: up to 200 GΩ
Power source: battery, 1.5 V
Display type: LCD
Dimensions (H×W×D): 71 × 150 × 100 mm
Weight: 500 g
How to use
Install the specified 1.5 V battery, connect the test leads to the device and to the object under test following the operating instructions. Select the required test voltage and range on the meter, ensure the circuit under test is de-energized and isolated, then initiate the insulation measurement. Read the result on the LCD display and disconnect test leads when the measurement is complete. Observe the instrument manual for detailed procedures and safety checks.
Usage recommendations
Use the UT-501B only in accordance with the operating instructions; ensure the tested circuit is powered off and properly isolated before measurements, and follow standard safety practices for high-voltage testing.

## FAQ

### How much does the Insulation Resistance Meter Unit UT-501B 1000 V cost, and is it available for purchase?

The price is 80.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 84 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 30.06.2026 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 Meter Unit UT-501B 1000 V 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/11636318/67002877_large.webp