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T-3720 Earth Resistance Clamp Tester
US$300.00
1 Piece
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
YesModel NO.
T-3720Usage
Earth Resistance Clamp TesterPower Supply
6VDC 4 PCS of AA Alkaline Lr6 BatteriesCurrent Range
0.00mA-20.0A; 0.00mA-40.0AClamp Size
55mm×32mmClamp Opening
32mmProtection Level
Dual InsulationTransport Package
BoxTrademark
GFUVEOrigin
ChinaProduction Capacity
10000Key features
LCD Black Screen Display: Features new generation LCD black screen backlight for clear visibility.
No Auxiliary Electrodes: Measures grounding resistance without disconnecting leads or using auxiliary electrodes.
500 Sets Data Storage: Capable of storing up to 500 sets of measurement data for later analysis.
USB Data Upload: Supports uploading data to PC via USB port for monitoring and maintenance.
Intelligent Alarm Prompt: Includes unique numerical maintenance and intelligent alarm functions.
Fast Single Measurement: Completes a single measurement in just 0.5 seconds.
Dual Insulation Protection: Equipped with dual insulation for enhanced safety during operation.
Wide Application Scope: Suitable for telecommunications, power distribution, lightning protection, and more.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2010-08-01Nearest Port: TIANJINGAverage Response Time: ≤11.30hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, FCA, EXW
AI-Powered supplier vetting
SummaryBEIJING GFUVE ELECTRONICS CO., LTD. is a China-based supplier of current transformers, power meters, calibration equipment, power quality analyzers, and related electrical testing products. The provided records describe the company as both a manufacturer/factory and a trading company, with four production lines, broad export-market coverage, stated export activity since 2010, and in-house import/export rights. ISO 9001 and ISO 14001 certifications are reported, alongside 31–40 years of cumulative R&D engineer experience and 21–30 quality-control staff. Its stated lead time is within 15 working days in off-peak periods and one month during peak periods. Evidence of product and export activity exists, including current transformers and GPS-based time synchronization devices, but customer references are limited to one named buyer and one recorded trade transaction. The supplied information does not establish financial strength, after-sales service processes, or product customization capability.
Supplier typeThe supplier is identified as a limited company based in Beijing, China. Its business classification is stated as a trading company, while another record identifies it as a manufacturer/factory, indicating a mixed manufacturing and trading profile.
CertificationsThe company states that it has achieved ISO 9001 certification, and its supplier-management certifications are listed as ISO 9001 and ISO 14001. These records provide explicit evidence of certified quality and environmental management systems.
R&D capabilityThe supplier reports 31–40 years of cumulative R&D engineer experience and describes ongoing development of durable and stable power-system products. These statements support an established R&D resource, although no patents, dedicated laboratories, new-product counts, or independently verified innovations are provided.
Production capacityThe supplier reports four production lines, an annual output above the stated threshold, a Beijing factory location, 21–30 quality-control staff, and lead times of within 15 working days off-peak and one month during peak periods. These explicit operating and quality-control figures support meaningful production capability.
Product Q&A
Q:Does the T-3720 require auxiliary electrodes for measurement?
A:
No, it measures grounding resistance without disconnecting the earthing lead or using auxiliary electrodes.
Q:How much data can the device store?
A:
The instrument can store up to 500 sets of data.
Q:What is the power supply for this tester?
A:
It is powered by 6VDC using 4 AA Alkaline Lr6 batteries.
Q:Can the data be transferred to a computer?
A:
Yes, it has a USB port to upload data to a PC and supports online monitoring.
Q:How long can the device work continuously?
A:
It can work continuously for 30 hours on a full charge.
Send Inquiry
*To:
Beijing GFUVE Electronics Co., Ltd.
Beijing GFUVE Electronics Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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