MOHAMMAD MAHDI Electronics Trading LLC
UNI-T UT521 Digital Earth Tester
Brand:
Uni-T
SKU:
58405
The UNI-T UT521 Digital Earth Tester is a valuable tool that enhances your electrical testing capabilities. With its advanced features, including manual range selection, data hold function, LCD backlight, and double insulation protection, the UT521 provides accuracy, convenience, and safety in earth resistance measurements. Whether you’re an electrical professional, an engineer, or a technician, this tester will streamline your testing processes and help you ensure the integrity and safety of electrical installations. Upgrade your testing equipment with the UNI-T UT521 Digital Earth Tester from the mme.ae website and experience reliable and efficient electrical testing.
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Description
Overview
The UNI-T UT521 is a digital earth (ground) resistance tester supporting both simple 2-wire and precise 3-wire measurement methods. Measuring earth resistance up to 2000Ω and earth voltage up to 200V, with data hold, LCD backlight and double insulation protection, it is a dependable tool for grounding-system testing and electrical safety verification.
Key Features
- Earth resistance measurement up to 2000Ω
- Earth voltage measurement up to 200V (50/60Hz)
- Simple 2-wire and precise 3-wire test methods
- 2000-count display with data hold and LCD backlight
- Double insulation protection and poor-contact indication
Applications
- Earth/ground resistance measurement
- Grounding system commissioning and verification
- Electrical safety and lightning-protection checks
- Preventive maintenance
What’s in the Box
- UT521 earth tester
- Test leads, spikes and clips
- 1.5V (LR6) batteries x6
- Carrying bag and English manual
Why buy from MME in UAE
MOHAMMAD MAHDI Electronics Trading LLC (MME) is a trusted supplier of Uni-T test and measurement equipment in the UAE. We offer genuine products, competitive pricing, fast local delivery across Dubai, Abu Dhabi and the wider UAE, and knowledgeable after-sales support. 
Download the datasheet
Specifications
Specifications
| Feature | Specifications |
|---|---|
| Earth Resistance (Ω) | 0~20Ω / 0~200Ω / 0~2000Ω |
| AC Earth Voltage (V) | 0~200V / 0~400V |
| Frequency | 50Hz / 60Hz |
| Display Count | 2000 |
| Measurement Methods | Precise 3-wire testing, Simple 2-wire testing |
| Features | LCD Backlight, Auto Power Off, Low Battery Indication |
| Power Supply | 1.5V Battery (LR6) x 6 |
| Display Size | 70.6mm x 34mm |
| Product Dimensions | 160mm x 100mm x 70.5mm |
| Net Weight | 560g |
| Standard Accessories | Batteries, earth spikes, simple test leads, standard test leads with alligator clips, gallus, carrying bag |
| Logistics (per carton) | 8pcs; 530mm x 300mm x 350mm; Gross Weight: 19kg |
Reviews (1)
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Bench Multimeters
yaser –
The large LCD display with backlight makes it easy to read measurements in low light.