What is the warranty period?

The product comes with a 12-month warranty and lifetime after-sales service.

What communication interface does it support?

The device supports the RS232 communication interface.

Can the unit be moved easily?

Yes, the bottom four corners are equipped with universal rollers for easy movement.

TUNKIA TK4720 AC Adjustable Resistive Load for EV Charger Tester

Name: TUNKIA TK4720 AC Adjustable Resistive Load for EV Charger Tester
Brand: Tunkia Co., Ltd.
SKU: 2017201762

Hunan, ChinaTunkia Co., Ltd.

US$13,000.00-16,000.00

1 Set

Product profile

Customization

Available

After-sales Service

Life Time

Warranty

12 Months Excellent for Service

Model NO.

TK4720

Application

AC EV Charger Tester

Power

Electricity

Voltage Output

264V

Current Output

120A

LCD Display

With LCD Display

Customized

Non-Customized

Rated power

Single-phase 9kW

Rated power-

Three-phase 45kW

Communication Interface

RS232

Applications

AC EV Charger Tester

Transport Package

Package for Exporting

Trademark

TUNKIA

Origin

China

Production Capacity

1000

Key features

Wide Power Range: Available in single-phase 9kW and three-phase 45kW models for versatile testing needs.

Built-in Safety: Features overvoltage, short-circuit, and abnormal wind speed protection with alarm.

Easy Mobility: Equipped with universal rollers and load handles for convenient transport and placement.

Clear Display: Includes LCD display and indicator lamps for power, operation, and communication status.

Emergency Stop: Fitted with an emergency stop button to instantly halt load operation in critical situations.

Robust Cooling: Adopts top heat dissipation mode with air blast cooling for high efficiency.

Standard Interface: Features RS232 communication interface for seamless data exchange and control.

Company profile

Tunkia Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2021-10-11 CertifiedNearest Port: Changsha PortAverage Response Time: ≤10.52h 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.