Mini Pocket-sized Handheld Relay Protection Tester
Mini Pocket-sized Handheld Relay Protection Tester
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Mini Pocket-sized Handheld Relay Protection Tester

Price
MOQ
$4358
1 Pieces
Product Details
test channels:
1 single phase group
test accuracy:
Current ±1%, Voltage ±1%
power supply:
USB-C charging
Shipping & Policy
Shipping & Delivery Info:
Contact the supplier for details on freight charges and estimated delivery time—tailored to your order and shipping requirements.
Payment Methods:
T/T
Support payments in USD
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After-Sales Support:
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Product Description
Company Info

Basic Info

This mini pocket-sized handheld relay protection tester is specifically developed for front-line power maintenance personnel, grassroots electricians, and emergency rescue teams. It adopts an ultra-lightweight design, with a total weight of only 0.3kg and dimensions of 120×70×30mm, which can be easily put into a work pants pocket or tool bag. It supports USB-C fast charging, with a battery life of up to 12 hours, meeting the needs of one-day outdoor maintenance work. The 2.8-inch OLED screen has good visibility under strong sunlight, and the one-click quick test mode does not require complex training, allowing even novice operators to get started quickly. It supports Bluetooth connection to the mobile phone APP, enabling real-time upload of test data and generation of simple test reports.

Key attributes

test channels
1 single phase group
test accuracy
Current ±1%, Voltage ±1%
power supply
USB-C charging
display
2.8-inch OLED screen
communication interface
Bluetooth 5.0
whole weight
0.3kg
dimensions
120×70×30mm
battery life
12 hours
certification
CE/FCC
test functions
Basic overcurrent and overvoltage protection testing
working temperature range
0℃~40℃
test channels
1 single phase group
test accuracy
Current ±1%, Voltage ±1%
power supply
USB-C charging
display
2.8-inch OLED screen
communication interface
Bluetooth 5.0
whole weight
0.3kg
dimensions
120×70×30mm
battery life
12 hours
certification
CE/FCC
test functions
Basic overcurrent and overvoltage protection testing
working temperature range
0℃~40℃

Customer reviews

Emily Davis · Maintenance Technician
As a maintenance technician, I often work in tight spaces where bulky equipment is a hassle. This handheld tester is perfect for such scenarios. It’s lightweight yet robust, and the touchscreen interface is user-friendly. I’ve tested several relays with it, and the accuracy is on par with larger, stationary testers. The quick setup and portability save me a lot of time on-site. It’s become an essential tool in my kit.
Michael Brown · Power Systems Consultant
This handheld relay tester is a fantastic tool for consultants like me who need to verify protection schemes on the go. The device is packed with features, including advanced fault simulation, which is rare in such a compact unit. The build quality is excellent, and the software updates are straightforward. It’s reliable for both routine checks and complex testing scenarios. A must-have for anyone in the protection field.
John Smith · Electrical Engineer
The Mini Pocket-sized Handheld Relay Protection Tester is a game-changer for field testing. Its compact size allows me to carry it effortlessly, and the intuitive interface makes testing relays quick and accurate. I've used it in various substations, and the results are consistently reliable. The battery life is impressive, lasting through multiple tests without needing a recharge. Highly recommended for professionals who need a portable and efficient solution.
Sarah Wilson · Utility Company Supervisor
Our team recently adopted the Mini Pocket-sized Handheld Relay Protection Tester, and the feedback has been overwhelmingly positive. The portability means we can deploy it across multiple sites without logistical issues. The test results are precise, and the device integrates well with our existing systems. Training new staff on it was a breeze due to its straightforward operation. It’s a cost-effective solution that doesn’t compromise on performance.

Product Description

Product features:

The core advantages of this mini tester include ultra-portable design, solving the pain point of heavy traditional testers that are difficult to carry outdoors. It supports USB-C fast charging, with a long battery life of up to 12 hours, eliminating the need for external power supply during outdoor work. The Bluetooth 5.0 communication function enables real-time connection to the mobile phone APP, allowing users to view test data and generate test reports anytime and anywhere. The one-click quick test mode simplifies the operation process, reducing the professional threshold for operation and maintenance personnel. Compared to traditional testers, it has a smaller size and lower cost, making it suitable for grassroots electricians and emergency rescue teams.

https://globalsyt.oss-accelerate.aliyuncs.com/materials/211/0/20260312114344_69b236705abda.jfif

Product specifications:

This mini pocket-sized handheld relay protection tester has a TPU anti-slip body with dimensions of 120×70×30mm and a total weight of 0.3kg, easy to carry. It supports AC 0-10A and DC 0-5A current output, as well as AC 0-200V and DC 0-150V voltage output, meeting the testing needs of most small low-voltage protection devices. The working temperature range is 0℃~40℃, and the storage temperature range is -10℃~50℃, adapting to most outdoor and indoor working environments. It comes with a standard packing box with dimensions of 150×90×40mm for convenient transportation, and supports mobile phone APP to generate simple test reports, which can be shared with customers or superior management teams in real-time.

https://globalsyt.oss-accelerate.aliyuncs.com/materials/211/0/20260312114344_69b2367055066.webp

Product application:

This tester is mainly applicable to outdoor power emergency rescue, temporary distribution equipment calibration, grassroots electrician daily inspection, and household small distribution device testing. It is suitable for testing small low-voltage protection devices such as small circuit breakers and leakage protectors, and can meet the daily testing needs of grassroots electricians and emergency rescue teams, providing reliable data support for emergency power maintenance work.

Frequently Asked Questions (FAQ)

Q:When would you use a Mini Pocket-sized Handheld Relay Protection Tester?
A:Ideal for field maintenance, these compact testers (under 2kg) perform basic relay tests (overcurrent, under-voltage) with 0.5% accuracy. Features include Bluetooth connectivity, 8-hour battery life, and IP54 protection for outdoor use.

Company Profile

Business Type:
Manufacturer
Main Products:
Power equipment,instruments and meters,metal materials,
Year of Establishment:
2013
Number of Employees:
Address:
Room 19, Unit 1, Building 8, Bund·Palm Springs, No. 229 Yanjiang Avenue, Jiang’an District, Wuhan, Hubei, China
Average Response Time:
Days

General Information

Business Type:
Manufacturer
Main Products:
Power equipment,instruments and meters,metal materials,
Year of Establishment:
2013
Number of Employees:
Management System Certification:
QS9000,ISO9001
Address:
Room 19, Unit 1, Building 8, Bund·Palm Springs, No. 229 Yanjiang Avenue, Jiang’an District, Wuhan, Hubei, China

Trade Capability

Main Markets:
北美,南美洲,东欧,东南亚,东亚
Shipping Ports:
Export Volume:
Average Lead Time:
Days
Payment Terms:
T/T L/C
Cooperation Mode:
OEM
Customization Supported:
Yes
Number of Foreign Trade Sales Staff:
Overseas Agent / Overseas Branch:
No

Company Show

Contact this supplier now
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*To:
Mr. Zhang Chuanjie
Manager / Sales Department
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