🌟 Key Features:

• ✅ Accurate TTR Measurement (Turns Ratio: 0.8~10,000)

• ✅ Supports 3-Phase and Single-Phase Transformers

• ✅ Phase Angle and Polarity Detection

• ✅ Wireless Data Transfer via Bluetooth

• ✅ Automatic Measurement and Data Storage

• ✅ Large 5-inch Color LCD Display

• ✅ Rechargeable Lithium Battery for Field Use

• ✅ CAT IV 600V Safety Rating

📊 Technical Specifications:

🧰 Applications:

• 🏭 High/Low Voltage Power Transformer Testing

• 🔧 Substation Commissioning and Maintenance

• ⚙️ Transformer Manufacturing Quality Control

• 🛠️ Power Utilities & Electrical Inspection Teams

• 📊 Transformer Diagnostics in Field Conditions

📦 What’s in the Box:

• 1 × UNI-T UT225B TTR Tester

• 1 × Wireless Bluetooth Module

• 3 × Voltage Test Leads (with clamps)

• 1 × USB Charging Cable

• 1 × User Manual

• 1 × Rugged Carrying Case

📲 Smart Wireless Features:

• 📡 Bluetooth Data Sync to PC or mobile app

• 📈 Real-Time Display, Report Exporting & Data Logging

• 🧾 Historical Data View & Trend Analysis

✅ Why Choose the UT225B?

With its wide test range, advanced insulation design, and wireless functionality, the UT225B delivers fast, reliable, and safe transformer ratio measurements in both lab and outdoor environments. It’s the perfect choice for engineers needing efficient, portable, and accurate transformer diagnostics.