Does the tester require any adapter cables for PC connection?

No, it adopts a USB interface to communicate directly with the PC without any adapter cables.

What is the maximum output power per phase?

The maximum output power per phase is 400 VA.

Three Phase Equipment Tester VS-901 for 40A Current Protection

Name: Three Phase Equipment Tester VS-901 for 40A Current Protection
Brand: Weshine Electric Manufacturing Co., Ltd.
SKU: 2026617585

Hebei, ChinaWeshine Electric Manufacturing Co., Ltd.

US$4,170.00

1-9 Pieces

US$3,730.00

10-29 Pieces

US$2,850.00

30-49 Pieces

US$1,950.00

50+ Pieces

Product profile

Customization

Available

After-sales Service

24/7. All Time Zones Friendly

Warranty

1 Year

Model NO.

VS-901

Single Phase Current Output

0 ~ 40 a / Phase, Accuracy: 0.2 % ± 5 Ma

Three Phase Parallel Output

0 ~ 120 a / Three Phase in Phase Parallel Output

Max Output Power Per Phase

400 Va

Frequency Range

0 ~ 1000 Hz, Accuracy 0.01 Hz

Phase

0 ~360,The Accuracy Is 0.1 Degree

DC Current Output

0 ~ ± 10 a / Phase

Harmonic Number

2 ~20 Second

Weight

12.5kg

Switch Input Terminal

8 Pairs

Transport Package

Polycrate with Plastic Foam

Specification

Dimensions: 410 x 190 x 420mm

Trademark

WESHINE

Origin

China Hebei

HS Code

9030820000

Production Capacity

500 Pieces/Per Month

Key features

High-Precision DSP+FPGA: 16-bit DAC output generates 2000 high-density sine waves per week for superior waveform quality.

Self-Calibration Function: Software self-calibration greatly improves measurement accuracy and operational stability.

Direct USB Communication: Connects directly to PC via USB without any adapter cables for convenient operation.

High-Fidelity Amplifier: Ensures accuracy for small currents and stability for large currents simultaneously.

Wide Frequency Range: Supports 0-1000 Hz with high accuracy of 0.01 Hz for versatile testing needs.

Customization Options: Offers full customization, minor customization, and customization from samples or designs.

ISO9001 Certified: Manufactured under ISO9001:2015 management system with 100% finished product inspection.

24/7 Technical Support: Provides round-the-clock after-sales service friendly to all time zones.

Company profile

Years of Export ExperienceExhibition ExperienceManagement Certification

Weshine Electric Manufacturing Co., Ltd.

Hebei, 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: 13 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤4.31h

AI-Powered supplier vetting

SummaryWeshine Electric Manufacturing Co., Ltd. is identified as a limited-company factory producing testing equipment, with 53 employees and no stated parent group affiliation. It provides multiple customization options and ODM services, and reports OEM service for well-known brands. Service processes, corrective and preventive action procedures, and complaint-handling procedures are documented and supported by records. However, the supplier reports no new products in the past year, no available SDK, no valid manufacturing contracts with affiliated subcontractors, and no overseas warehouse, showroom, agents, or branches. An audit by TUVRHEINLAND is listed, but the provided audit result is coded as “0” without an explanatory interpretation. Financial information is present only as reporting years and contains no assessable financial performance data.

Supplier typeThe supplier is identified as Weshine Electric Manufacturing Co., Ltd., a limited company and factory focused on testing equipment. It is described as a combined company, not an offshore company, and is not part of a larger company group.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. It reports in-stock capability and one-month lead times in both peak and off-season, but lacks overseas warehouses, showrooms, agents, and branches, with no overseas service countries stated.

R&D capabilityThe supplier offers ODM services and reports several design-service options, but it had no new products during the past year and has no available SDK. The evidence therefore shows some development-service capability but limited recent innovation evidence.

Production capacityThe supplier is identified as a factory producing testing equipment, has in-stock capability, reports one-month average lead times in both seasons, and lists six qualified suppliers. However, it reports no valid contract between the factory and related subcontractors, creating a documented manufacturing-governance deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and full customization, as well as ODM services. This directly demonstrates broad customization coverage.