Does the device support PC connection?

Yes, it supports USB 2.0 connection to PC software for operating, analyzing data, uploading data, and generating Word documents.

What is the frequency sweep range?

The linear sweep range is 10Hz to 2MHz, and the section sweep range covers 10Hz to 2000kHz.

What is the power supply requirement?

The device requires a 220V, 50Hz power supply.

Advanced Sfra Automatic Transformer Sweep Frequency Response Tester

Name: Advanced Sfra Automatic Transformer Sweep Frequency Response Tester
Brand: Delta Technology (Chongqing) Co., Ltd.
SKU: 1951292602

Chongqing, ChinaDelta Technology (Chongqing) Co., Ltd.

US$1.00

1 Set

Product profile

Customization

Available

After-sales Service

Online Training, Reply Customer's Question in 12h

Warranty

12 Months

Model NO.

SFRA

Description

Sfra Transformer Sweep Frequency Response Analyzer

Functions

Detect The Deformation of The Transformer.

Application Field

Electrical Industry, Transformer Servicer

Test Objects

Transformers, Generators

Features

Automatic Sweep Frequency Response Analyzer Sfra

Operation Mode

Through Large LCD Touch Screen

Linear Sweep

10Hz-2MHz

Section Sweep

10Hz-1000kHz

Dimension

31cm*15cm*5cm

Net Weight

4kg

Display

7 Inch LCD Screen

Power Supply

220V, 50Hz

Delivery Lead Time

7 Days After The Order Is Confirmed

Shipping Method

Suggest to Ship by Express

Trade Terms

EXW, Fob, DDU, CIF, etc.

Transport Package

Sfra Is Packed in Veneer Case

Specification

31cm*15cm*5cm, 4kg

Trademark

Delta

Origin

China Mainland

HS Code

9031809090

Production Capacity

100 Sets Sfra / Month

Key features

Lifetime Technical Support: Lifetime technical consulting and spare parts provision included.

12-Hour Response Time: Customer questions answered within 12 hours during working and non-working times.

1-Year Warranty Coverage: Free repair for all quality problems within the one-year warranty period.

Fast Delivery Lead Time: Delivery within 7 days after order confirmation.

7-Inch LCD Touch Screen: Features a large 7-inch LCD screen for easy operation and data viewing.

Built-in Thermal Printer: Equipped with an integrated thermal printer for immediate report generation.

Wide Frequency Sweep Range: Linear sweep from 10Hz to 2MHz with high precision.

PC Software Integration: Connect via USB 2.0 for data analysis, upload, and Word document generation.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedFast Delivery

Delta Technology (Chongqing) Co., Ltd.

Chongqing, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2019-03-01Average Response Time: ≤0.71hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, EXW, CIF, DDP, DAP

AI-Powered supplier vetting

SummaryThe supplier operates in technical services, instrument, equipment, robot, and related sales activities, but is explicitly not classified as a professional technical supplier. Its documented capabilities include transformer testing equipment production of 1,000 sets annually, minor customization, ODM, and OEM services. Innovation evidence is limited: one R&D engineer, no new products in the past year, no 3D software design service, and no SDK. Service procedures for corrective actions and complaints exist, but no written records are available, while quality assurance and raw-material traceability statuses are unknown. The supplier reports overseas markets and export sales, but no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Financial records are identified for 2022–2024, but no financial performance details are provided.

Supplier typeThe supplier’s scope covers technical services, technology development and consulting, instrument and equipment sales, intelligent robots, and related machinery. However, it is explicitly identified as not being a professional technical supplier, so its profile is broader equipment and technology-related trading/service activity rather than a specialized technical supplier.

R&D capabilityInnovation capability appears limited: the supplier has one R&D engineer, launched no new products in the past year, does not provide 3D software design or SDK support, and offers only minor customization design services. ODM and OEM capabilities are explicitly available, but these do not offset the stated lack of recent product development evidence.

Production capacityThe supplier reports annual production of 1,000 sets of transformer testing equipment and an off-season lead time within 15 working days. This provides direct evidence of a defined production output and delivery timeframe, although broader capacity, facilities, and quality-performance evidence is not provided.

Customization capabilityThe supplier provides minor customization design services and explicitly offers ODM and OEM services, including OEM for well-known brands. However, it does not provide 3D software design services, so the demonstrated customization capability is positive but limited in scope.

Client casesThe supplier states that it provides OEM services for popular brands, which is evidence of at least some brand-related customer work. No customer names, project details, performance records, or independently verifiable case descriptions are supplied.

Product Q&A

Q:What is the warranty period for the product?

The warranty period is one year. During this time, all quality problems are repaired free of charge. Beyond the warranty, lifetime maintenance is provided with only accessory costs charged.

Q:How quickly can you respond to customer questions?

We reply to customer questions within 12 hours, both during working and non-working times.

Q:What is the delivery lead time?

The delivery lead time is 7 days after the order is confirmed.

Q:Is online training available for operation?

Yes, we provide online video training for users who have questions about operation. Free training is also available at our factory.

Q:What are the main functions of this analyzer?

It detects transformer deformation by measuring electrical transfer functions over a wide frequency range and comparing frequency response curves horizontally or vertically.