UNI-T 521 DIGITAL EARTH TESTER PRICE IN NIGERIA
₦250,000.00
The UNI-T UT521 Digital Earth Tester is a reliable electrical testing instrument designed for measuring earth resistance and checking grounding systems. With its 20Ω, 200Ω and 2000Ω measurement ranges, 2-wire and 3-wire testing capabilities, data storage, and backlit LCD display, it is suitable for electrical engineers, contractors, electricians, and industrial maintenance professionals.
Description
UNI-T UT521 DIGITAL EARTH TESTER PRICE IN NIGERIA
DONNEL TECHNOLOGY LIMITED is an Authorized Distributor, Supplier, and Dealer of the UNI-T UT521 Digital Earth Tester in Nigeria. We supply quality electrical testing instruments and industrial measurement equipment to engineers, electricians, contractors, and maintenance professionals.
Price of UNI-T UT521 Digital Earth Tester in Nigeria
The estimated price of the UNI-T UT521 Digital Earth Tester in Nigeria is ₦250,000 – ₦380,000.
Prices may vary depending on availability, exchange rates, and supplier. Contact Donnel Technology Limited for the latest price and quotation. Toolz.ng +2
### Key Features of UNI-T UT521 Digital Earth Tester
* Measures earth resistance accurately.
* Supports 2-wire and 3-wire testing methods.
* Three earth resistance measurement ranges.
* Measures AC earth voltage.
* Large LCD display with backlight.
* Data hold function for convenient readings.
* Stores up to 20 measurement records.
* Low battery indication.
* Automatic power-off after approximately 10 minutes.
* Double insulation protection.
* Over-range indication (OL).
* Poor contact detection.
* Lightweight and portable design.
* Simple operation for professional field testing.
### Uses of UNI-T UT521 Digital Earth Tester
* Measuring earth resistance in electrical installations.
* Testing electrical grounding systems.
* Inspecting lightning protection systems.
* Testing earthing systems in industrial facilities.
* Checking grounding connections in buildings.
* Testing power distribution installations.
* Measuring AC earth voltage.
* Inspecting electrical substations.
* Testing grounding systems in communication facilities.
* Performing electrical safety inspections and maintenance.
### Benefits of UNI-T UT521 Digital Earth Tester
* Provides reliable earth resistance measurements.
* Helps identify poor grounding connections.
* Supports accurate 2-wire and 3-wire testing.
* Improves electrical installation safety inspections.
* Saves time during grounding system maintenance.
* Stores measurement results for reference.
* Easy to carry for field applications.
* Suitable for industrial and commercial electrical testing.
### Working Range and Technical Specifications
| Specification | Details |
| ———————- | —————— |
| Brand | UNI-T |
| Model | UT521 |
| Earth Resistance Range | 0–20Ω |
| Earth Resistance Range | 0–200Ω |
| Earth Resistance Range | 0–2000Ω |
| AC Earth Voltage | 0–200V |
| Frequency | 50Hz/60Hz |
| Display Count | 2,000 |
| Measurement Method | 2-wire and 3-wire |
| Data Storage | 20 records |
| Battery | 6 × 1.5V AA |
| Display | LCD with backlight |
| Product Weight | Approximately 560g |
| Dimensions | 160 × 100 × 70.5mm |
| Safety Rating | CAT III 600V |
Measurement Accuracy:
* 20Ω range: ±(2% + 10).
* 200Ω range: ±(2% + 3).
* 2000Ω range: ±(2% + 3).
* AC earth voltage: ±(1% + 4).
Test & Measurement Tools and Solutions +2
### Compatibility
The UNI-T UT521 Digital Earth Tester is suitable for testing:
* Electrical grounding and earthing systems.
* Industrial electrical installations.
* Lightning protection systems.
* Power distribution networks.
* Electrical substations.
* Commercial and residential buildings.
* Generators and electrical equipment.
* Telecommunication grounding systems.
* Industrial manufacturing facilities.
It supports standard 2-wire and precision 3-wire earth resistance testing.
### Datasheet
The UNI-T UT521 is a professional digital earth resistance tester designed for measuring grounding resistance and AC earth voltage.
Important technical information:
* Manufacturer: UNI-T.
* Model: UT521.
* Measurement ranges: 20Ω, 200Ω and 2000Ω.
* AC earth voltage: Up to 200V.
* Frequency: 50Hz/60Hz.
* Display: 2,000 counts.
* Data storage: 20 readings.
* Testing methods: 2-wire and 3-wire.
Accessories included:
* Three standard test leads.
* Two auxiliary earth stakes.
* Simple test leads with alligator clips.
* Six AA batteries.
* Carrying bag.
* User manual.
Download Technical Datasheet: [UNI-T UT521 Official Datasheet and Specifications](https://meters.uni-trend.com/product/ut520-series/?utm_source=chatgpt.com).
Download User Manual: [UNI-T UT521 User Manual (PDF)](https://www.egeratedocuments.com/markalar/uni-t/Manual/UT521-English-Manual.pdf?utm_source=chatgpt.com).
Test & Measurement Tools and Solutions +1
### Where to Buy UNI-T UT521 Digital Earth Tester in Nigeria
Are you searching for where to buy the original UNI-T UT521 Digital Earth Tester in Nigeria?
Donnel Technology Limited is a distributor, supplier, and authorized dealer of electrical testing instruments and industrial measurement equipment in Nigeria.
We supply reliable testing equipment to electrical engineers, electricians, contractors, technicians, and industrial companies.
Contact Details:
* Distributor & Authorized Dealer: Donnel Technology Limited
* Call/WhatsApp: 08103608430
* Shop Address: F476 Industrial Section, Alaba International Market, Ojo, Lagos, Nigeria.
* Website: Donneltechltd.com
Contact us today for product availability, competitive prices, and quotations.
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### Conclusion
The UNI-T UT521 Digital Earth Tester is a reliable electrical testing instrument designed for measuring earth resistance and checking grounding systems. With its 20Ω, 200Ω and 2000Ω measurement ranges, 2-wire and 3-wire testing capabilities, data storage, and backlit LCD display, it is suitable for electrical engineers, contractors, electricians, and industrial maintenance professionals.
For the latest UNI-T UT521 Digital Earth Tester price in Nigeria, genuine product availability, and reliable supply, contact Donnel Technology Limited on 08103608430.





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