Transformer Ratio Tester

Transformer Ratio Tester for power utilities and electrical labs, covering turn ratio checks, winding verification, and OEM/ODM customization for stable factory supply.

Portable On load Tap Changer Dynamic Characteristic Tester Transformer OLTC Analyzer Transition Resistance Measurement Tester

$4,499 /set

Price varies depending on material, logo, quantity and customization requirements.

MOQ 1 set
Model NO. EI-7064
Service OEM / ODM
Quality You Can Trust
Flexible & Scalable Solutions
Customizable Product Options
Comprehensive Specifications
Your Reliable Business Partner

Introduction

Accuracy±5%Maximum Test Voltage220V
Maximum Output Current/Protection ClassIP55
Display TypeLCD DisplayControl Method/
Communication Interface/Output Current1.0A, 0.5A
Measuring RangeTransition Resistance: 0.5Ω ~ 20Ω (1.0A); 0.5Ω ~ 40Ω (0.5A)Transition Time2ms ~ 250ms
Measurement AccuracyTransition Resistance: ±(5% reading + 3 digits)Storage ModeU disk storage, local onboard storage
Ambient Temperature-10℃ ~ 50℃Ambient Humidity≤85%RH
Operating Power SupplyAC220V±10%Power Frequency50±1Hz

We are China Loong Electrical Instrument Co., Ltd., a professional manufacturer and supplier specializing in Electrical Instrument. We have brought together and coordinated resources across the Electrical Instrument supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.

Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:

  • Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
  • Strict quality control covering material selection, processing, surface finishing, and final packaging;
  • Variety of products and specifications to meet diverse project requirements and application scenarios;
  • OEM & customization support based on drawings, samples, or specific technical requirements;
  • Flexible packaging solutions to ensure safe handling and transportation of products;
  • Continuous improvement in products and services to better support customers in different markets.

If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.

Copyright © 2026 China Loong Electrical Instrument Co., Ltd. All rights reserved.
Leave A Message
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Portable On load Tap Changer Dynamic Characteristic Tester Transformer OLTC Analyzer Transition Resistance Measurement Tester

SKU: EI-7064

Contact Form (#3)

Home

Products

About

Contact