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Handheld Transformer Turns Ratio & Vector Group Tester, Portable TTR Transformer Ratio Meter, Automatic 3 Phase Transformer Test Set for Power Transformer
US$1,290.44
1-4 Pieces
US$1,242.65
5+ Pieces
Product profile
Customization
AvailableAfter-sales Service
LifetimeWarranty
1yearModel NO.
YA8631Max Diameter of Workpiece
2400mmMass Scope of Workpiece
1.7 KgType
Ya-8631 Transformer Ratio TesterMaxcapacity
0.9 - 10000Accuracy Grade
1Load Way
Electronic LoadDisplay
DigitalControl
Manual ControlWeight
1.7kgPower Source
AC220VRelative Humidity
< 90%, Non-CondensingOperating Temperature
-10℃ ~ 50℃Instrument Weight
1.7kgWorking Power Supply
AC220V ± 10%, 50HzTransport Package
Standard Export PackagingSpecification
Standard SpecificationsTrademark
Yoan powerOrigin
ChinaHS Code
8401301000Production Capacity
5000Key features
Dual Power Supply System: Automatically switches between lithium battery and 220V AC power for continuous field use.
Blind Test Capability: Performs ratio and vector group testing even when high/low voltage connections are unknown.
High Precision Measurement: Measures up to 10,000 with guaranteed accuracy of 0.3% at maximum range.
Sunlight-Readable Display: 5.6-inch industrial color LCD screen remains clear under direct sunlight.
Comprehensive Protection: Includes reverse connection and output short-circuit protection for device safety.
Built-in Data Printing: Integrated thermal printer allows immediate on-site data recording and reporting.
Flexible Data Storage: Supports internal memory and USB flash drive for convenient data management.
Long Battery Life: Single full charge supports continuous testing of over 100 transformers.
Company profile
CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Nearest Port: Shenzhen, ShanghaiAverage Response Time: ≤0.01hTerms of Payment: T/T, LC
About Our Factory & Business Background
AddressWuhan, Hubei, China
Plant Area882 square meters
Number of Employees26
International Commercial Terms(Incoterms)CIF, FOB, FAS, EXW, FCA, Others
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Minimum Order Quantity1
Supply Chain Partners1
Our Production Capability & Technical Expertise
Main ProductsHipot Tester, Vlf Tester, TTR Transformer Turns Ratio Tester, DC Winding Resistance Tester, Circuit Resistance Tester, Variable Frequency Series Resonance Withstand Vo, Relay Protection Tester, DC High Voltage Generator, High Voltage Circuit Breaker Analyzer, Cable Fault Locator or Cable Fault Tester
Production Lines2
Production MachinesComputer Winding Machine, Rolling Machine, Drying Oven
QA/QC inspectors1 people
Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)
Inspection Method for Finished ProductsFinished product checked by packing staff
Our Industry Experience & Global Business Record
Year of Establishment2026-04-23
Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Product Q&A
Q:Is Yoanpower a trading company or a manufacturer?
A:
Yoanpower is a manufacturer with our own factory, Specialize in the R&D and production of high-voltage test transformers and related electrical testing equipment. We are a high-tech enterprise with in-house R&D and manufacturing capabilities.
Q:How long is your delivery time?
A:
It depends on you product. Conventional products we have it in stock, it can be delivery within 3-5 working days customized product can be delivery within 10-30working days.
Q:Do you accept OEM order?
A:
Yes, OEM & ODM are acceptable.
Q:What's your payment terms?
A:
It's adjustable which depends on the order details.
Q:Do you have Technical Backup to all customers from different countries?
A:
Sure, we have rich-experienced engineer service you within 24 hours through phone call , email ,or on-line communication to solve your problems . And if if necessary , our engineer can visit your company to afford technical support face to face .
Send Inquiry
*To:
Hubei Yoan Electrical Equipment Manufacturing Co., Ltd
Hubei Yoan Electrical Equipment Manufacturing Co., Ltd*Content:
Supplier replies will be sent to your registered email
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