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HV HIPOT VLF Series VLF Testers very low frequency test set systems
US$6,000.00-15,000.00
1 Piece
Product profile
Customization
AvailableAfter-sales Service
yesWarranty
1 yearModel NO.
vlf-63Type
Universal Testing MachineAccuracy Grade
0.5Load Way
Electronic LoadLoading Method
Dynamic LoadDisplay
DigitalControl
Computer ControlWeight
0-100KgPower Source
AC220VPeak voltage
30kVTest frequency
0.1Hz, 0.05Hz and 0.02 Hz (selectable)Transport Package
Standard Plywood CaseSpecification
ISO9001Trademark
HV HIPOTOrigin
Wuhan, ChinaKey features
0.1Hz VLF Technology: Highly recommended by IEC for testing large capacitance equipment with minimal insulation damage.
Smart Quick System: Adopts ARM7 microcontroller and digital frequency conversion for stable, automatic control.
Integrated Structure Design: Connects via single high voltage and ground wire without intermediate connections.
Fast Protection Response: Over-voltage and over-current protection action time is no longer than 10ms.
Trolley-Style Design: Convenient for transportation and outdoor operations with small size and light weight.
Selectable Test Frequencies: Offers 0.1Hz, 0.05Hz, and 0.02Hz options to ensure a wide test range.
Photoelectric Isolation: Control unit and booster connected at low voltage for safe and reliable operation.
1 Year Warranty: Comes with a standard 1-year warranty and after-sales service support.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2011-07-01 CertifiedNearest Port: Wuhan PortAverage Response Time: ≤1.36h CertifiedTerms of Payment: LC, T/T
AI-Powered supplier vetting
SummaryHV Hipot Electric Co., Ltd. is a China-based factory and limited company in Wuhan, Hubei, established in 2006 according to the company profile, while another description states operations began in 2003. It manufactures high-voltage testing and related electrical measurement equipment, including AC/DC hipot testers, partial-discharge testers, and circuit-breaker testers. The supplier reports ISO9001:2015 and ISO14001:2015 certifications, three production lines, 6–10 quality-control staff, and eight years of R&D-engineer experience; another statement reports 18 technicians in its R&D team. It serves multiple overseas markets and accepts LC and T/T payment terms, with stated one-month lead times in both peak and off-peak seasons. Evidence supports established technical and manufacturing capabilities, but after-sales service, customization, and specific customer cases are not sufficiently documented.
Supplier typeThe supplier is identified as a limited company, a factory, and a manufacturing enterprise located in Wuhan, China. Its business focuses on instruments, meters, electrical and electronic products, particularly high-voltage testing equipment.
CertificationsThe supplier explicitly reports ISO9001:2015 and ISO14001:2015 certificates, while another company description confirms ISO9001 quality management certification and high-tech enterprise qualifications. These statements provide direct evidence of formal quality and environmental management credentials.
R&D capabilityThe supplier reports successive development of multiple high-voltage testing products, participation in high-voltage and energy-saving projects with State Grid-related organizations, research institutions, and Wuhan University, and an R&D team described as 18 technicians. These are explicit indicators of product-development and technical innovation capability.
Production capacityThe supplier operates as a factory with three production lines, 6–10 quality-control staff, a 2,712 m² manufacturing plant, and stated one-month order fulfillment in both peak and off-peak seasons. It also reports self-operated import and export rights and serves several overseas markets, supporting a positive assessment of production and delivery capability.
Product Q&A
Q:What is the recommended test frequency for large capacitance equipment?
A:
0.1Hz VLF test is highly recommended by IEC as it is suitable for equipment with large capacitance like power cables and motors.
Q:What frequencies can be selected on this tester?
A:
The device allows selection of 0.1Hz, 0.05Hz, and 0.02Hz to ensure a wide test range.
Q:How fast is the over-voltage protection response?
A:
The action time for over-voltage and over-current protection is no longer than 10ms.
Q:Is the equipment suitable for outdoor use?
A:
Yes, the trolley-style design with small size and light weight makes it convenient for outdoor operations.
Q:What is the warranty period for this product?
A:
The product comes with a 1-year warranty and after-sales service is available.
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