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TH0420 reference coaxial shunt with 12 different current ranges for current measurement
US$5,600.00-61,000.00
1 Piece
Product profile
Customization
AvailableAfter-sales Service
Life TimeWarranty
12 Months Excellent After-Sales ServiceModel NO.
TH0420Application
Electromagnetic Instrument, Electrical CalibrationPower
ElectricityVoltage Output
1V or 0.5VCustomized
Non-CustomizedNominal input current
0.1A~500ANominal output voltage
1V, 0.5VWorking frequency
DC~100kHzOptimum AC DC difference
5ppm@53Hz, 10ppm@1kHz, 25ppm@100kHzTransport Package
Package for ExportingTrademark
TUNKIAOrigin
ChinaProduction Capacity
1000Key features
Ultra-low Power Coefficient: Power coefficient not more than 10 PPM even under 100 W conditions.
Wide Frequency Range: Operating frequency from DC to 100 kHz for rapid AC/DC measurement.
High Precision Stability: Typical annual variation of 5 ppm with maximum value of 16 ppm.
Multiple Current Ranges: 10 different specifications covering 0.1 A to 100 A nominal input.
Instantaneous Current Impact: Can withstand high instantaneous current impacts for short durations.
Lifetime After-Sales Service: Comprehensive lifetime support for all mechanical and electrical issues.
Versatile Calibration System: Suitable for building wideband current, power, and transformer calibration systems.
Company profile

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2021-10-11 CertifiedNearest Port: Changsha PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryTunkia Co., Ltd. is identified as a China-based manufacturer established in 2006, with 363 employees and an 8,000 m² manufacturing plant. Its stated products include magnetic and electrical measurement equipment, gaussmeters, and multifunction calibrators. The supplier reports ISO9001, ISO14001, and ISO45001 certifications, nine production lines, 120 years of combined R&D engineer experience, and 11–20 quality-control staff. It serves domestic and overseas markets, with exports representing 21%–30% of sales and reported one-month lead times in both off-peak and peak seasons. Evidence supports manufacturing scale, certification coverage, and technical capability. However, the provided information does not sufficiently establish after-sales service, financial credibility, customization capability, or a broad customer track record.
Supplier typeThe supplier is explicitly classified as a manufacturer, while the associated company information also describes the company nature as a trading company. Its 8,000 m² plant and manufacturing-related business activities support that it operates manufacturing capabilities, although the supplied classifications are not fully consistent.
CertificationsThe supplier reports ISO9001:2015, ISO14001:2015, and ISO45001:2016 management-system certificates, plus other unspecified certifications. This is explicit evidence of multiple quality, environmental, and occupational-health-and-safety certifications.
R&D capabilityThe supplier’s product scope includes magnetic measurement, electrical measurement, gaussmeters, and multifunction calibrators, and it reports 120 years of total R&D engineer experience. These details support technical and product-development capability, although no patent, new-product, or R&D investment data is provided.
Production capacityThe supplier reports an 8,000 m² manufacturing plant, 363 employees, nine production lines, and one-month lead times in both off-peak and peak seasons. These figures provide explicit evidence of established production capacity and stated delivery capability.
Product Q&A
Q:What is the operating frequency range?
A:
The TH0420 operates from DC to 100 kHz, suitable for wideband current measurement.
Q:What is the warranty period?
A:
We provide a 12-month warranty with excellent after-sales service.
Q:What are the nominal input current ranges?
A:
The device covers 0.1 A to 100 A, with 10 different current range specifications available.
Q:What is the power coefficient under high load?
A:
Even under 100 W power conditions, the power coefficient is not more than 10 PPM.
Q:Does the product support OEM/ODM services?
A:
Yes, both OEM and ODM services are available for this product.
Send Inquiry
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Tunkia Co., Ltd.
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