Does the device support 3-phase transformer testing?

Yes, it is specially optimized for 35kV and below distribution transformers and supports 3-phase testing.

What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Portable Automatic Transformer DC Winding Resistance and Turns Ratio Tester

Name: Portable Automatic Transformer DC Winding Resistance and Turns Ratio Tester
Brand: EP HIPOT ELECTRIC CO., LTD.
SKU: 889427625

Hubei, ChinaEP HIPOT ELECTRIC CO., LTD.

US$1,000.00-5,000.00

1 Piece

Product profile

Customization

Available

After-sales Service

Onsite and Remote Guidance

Warranty

One Year After Shipping

Model NO.

EPWT201

Type

Universal Testing Machine

Display

LCD

Control

Computer Control

Weight

9kg

Power Source

110V or 220V at Customized

DC Winding Output Current

0.2A 1A 5A 10A

DC Winding Test Measuring Range

1mohm~1000ohm

DC Winding Test Accuracy

+-(Reading X 0.2%+2 Digits)

Turns Ratio Test Measuring Range

0.9~10000

Turns Ratio Test Accuracy

0.1

Pinter

Built-in Thermal Printer

Working Temperature

-10c~50c

Controlled by

High Speed Scm

Protection Functions

Full

Key Words

Transformer Ohmmeter

Key Word

Transformer TTR Tester

Transport Package

Plywood Case with Waterproof Plastic

Specification

390L X 280W X 190H (mm)

Trademark

EP Hipot

Origin

Wuhan, China

HS Code

9030332000

Production Capacity

1000/Year

Key features

2-in-1 Testing Function: Combines TTR and DC resistance testing in one box for faster, efficient results.

One-Key Full-Auto Test: Tests three-phase turns ratio, winding resistance, and unbalance rate with a single connection.

Comprehensive Protection: Features back EMF protection, discharge alarm, reverse connection, and short circuit protection.

Flexible Power Supply: Supports 110V or 220V power sources with customizable options.

Built-in Thermal Printer: Fast and silent printing for immediate data recording and sorting.

Blind Test Capability: Tests turns ratio and group even when high and low voltage connection modes are unknown.

Company profile

Product CertificationImporters and ExportersHigh Repeat Buyers ChoiceFast Delivery

EP HIPOT ELECTRIC CO., LTD.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai Port; Ningbo Port; Guangzhou Port; Shenzhen PortAverage Response Time: ≤1.94h

AI-Powered supplier vetting

SummaryThe supplier is a combined manufacturing and technical-service company focused on electrical instrumentation and related equipment. It reports three production lines and annual output of 2,000 sets each for three listed testing products, with a stated off-peak lead time within 15 workdays. It offers customization from designs and samples, including full and flexible customization. The supplier describes global after-sales support through qualified service centers, but service procedures lack written records. Major weaknesses include no stated quality assurance, no supplier-management certification, no in-stock capability, no overseas warehouse or showroom, and no available SDK. R&D evidence is limited: one year of R&D engineer experience is reported, while the supplier is explicitly not identified as a professional technical supplier and does not provide 3D software design. No customer cases are provided, and financial information is insufficient for assessment.

CertificationsThe supplier-management certification field is recorded as NIL. In addition, the quality-control assessment states that no quality assurance is provided, indicating no explicit certification or formal quality-assurance evidence in the provided data.

R&D capabilityInnovation evidence is limited: the supplier reports no available SDK, does not provide 3D software design services, and is not classified as a professional technical supplier. It does offer several forms of design-based customization, but this does not establish strong independent innovation capability.

Production capacityThe supplier operates three lines—assembling, testing, and winding—and reports annual output of 2,000 sets each for a Transformer Ohmmeter, AC VLF Hipot Test Set, and Capacitance & Factor Dissipation Tester. It also has valid manufacturing-capacity contracts with each related subcontractor and reports an off-peak lead time within 15 workdays, although no in-stock capability is available.

Customization capabilityThe supplier explicitly supports customization from designs and samples, full customization, flexible customization, and minor customization. This is direct evidence of broad customization capability across multiple input formats and levels of modification.