What is the warranty period?

We provide a 1-year warranty for the product.

How is the test endpoint determined?

It uses a color sensor to match the test titration end point, ensuring reliable judgment of the end condition.

GDSZ-402 Transformer Oil Acid Tester with large LCD touch screen

Name: GDSZ-402 Transformer Oil Acid Tester with large LCD touch screen
Brand: HV Hipot Electric Co., Ltd.
SKU: 2043340685

Hubei, ChinaHV Hipot Electric Co., Ltd.

US$2,000.00-5,800.00

1 Piece

Product profile

Customization

Available

After-sales Service

yes

Warranty

1 year

Model NO.

GDSZ-402

Accuracy Grade

Load Way

Electronic Load

Display

Digital

Control

Computer Control

Weight

0-100Kg

Power Source

AC220V

Power Supply

AC220V± 20% 50Hz± 10%

Acid Value Test Range

0.0001-0.5000mgkoh/G

Minimum Resolution

0.0001 Mgkoh/G

Accuracy

If Acid Value Between 0.001 to 0.1000 Mgkoh/G

Error Range

0.02mgkoh/G

Transport Package

Wooden Case

Specification

ISO, SGS

Trademark

HV Hipot

Origin

Wuhan China

HS Code

9027809900

Production Capacity

2000PCS/Year

Key features

PC Control System: Improves efficiency and reduces exposure to harmful organic solvents.

Auto Titration: Automatically completes liquid charging, titration, stirring, and endpoint determination.

LCD Touch Screen: 320*240 LCD with user-friendly interface for simple operation and result display.

Data Storage: Automatic memory saves historical records for over 10 years even if power is off.

Thermal Printer: Built-in thermal printer with offline print function for immediate result output.

RS232 Port: Convenient communication with PC for data transfer and control.

Safety Design: Reagents not exposed to air; users do not touch solvents, reducing health risks.

High Accuracy: Minimum resolution of 0.0001 mgKOH/g with precise error range control.

Company profile

HV Hipot Electric Co., Ltd.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service AvailableExport Year: 2011-07-01 CertifiedNearest Port: Wuhan PortAverage Response Time: ≤2.33h 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 standards does the tester follow?

The instrument is produced according to standard GB/T264-83 for testing acid value in transformer oil and turbine oil.

Q:How does the device ensure user safety?

It uses a PC control system to reduce harm from organic solvents. Reagents are not exposed to air, and users do not need to contact solvents by hand.

Q:Can the device store data without power?

Yes, it has an automatic memory function that saves historical records with time. Data will not be lost if power is off and can be saved for more than 10 years.

Q:What is the accuracy of the test?

The minimum resolution is 0.0001 mgKOH/g. The error range is 0.02mgKOH/g for acid values between 0.001 to 0.1000 mgKOH/g, and 0.05mgKOH/g for values between 0.1000 to 0.5000 mgKOH/g.

Q:Does the instrument support continuous testing?

Yes, the instrument can test one sample or 2-6 samples continuously.