Product Overview
The YADA YDKH0.66- II Series is a high-precision single-phase smart energy meter designed for industrial, commercial, and export markets. It accurately measures active energy, voltage, current, and power while offering a CE-certified solution ready for international B2B clients. Ideal for OEMs, panel builders, and facility managers, this meter ensures reliable energy monitoring in single-phase power systems.
Flexible Current Range & High Accuracy
Supports primary currents from 100A to 5000A and secondary outputs of 5A or 1A, with accuracy classes 0.2，0.5 and 1.0, ideal for energy metering and monitoring systems.
Quick & Easy Installation
Snap-fit design with a flip-type transparent cover allows for fast, tool-free installation and removal, minimizing downtime and simplifying wiring.
Durable & Safe Construction
Made from flame-retardant PC material, ensuring excellent safety and durability for long-term use in harsh environments, meeting CE certifications and GB/T 20840-2-2014 standards.
Wide Operating Conditions
Operates in extreme conditions with a temperature range of –40°C to +120°C and humidity resistance from 10% to 95%, suitable for industrial and commercial applications.
Versatile & Customizable
Perfect for smart meters, load management systems, and OEM projects, with customizable current ratings and sizes to fit various power monitoring needs.
| Model | Rated Input Current | Rated Output Current | Rated Burden | Accuracy Class |
| YDKH 0.66-30×20II | 100A–400A | 5A/1A | 1.5VA~ 15VA | 0.2,0.5,1.0 |
| YDKH 0.66-80×50II | 300A–1200A | |||
| YDKH 0.66-80×80II | 300A–1200A | |||
| YDKH 0.66-120×80II | 500A–1500A | |||
| YDKH 0.66-160×80II | 1000A–5000A |
Operating Conditions
●Operating Temperature：-40℃~120℃
●Altitude：≤4000m
● Insulation Withstand Voltage: AC 3.0kV/min (secondary to ground）
CE Certified
Application Scenarios
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Residential and commercial single-phase installations for energy monitoring and billing.
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Panel builders and OEMs integrating single-phase meters into distribution boards.
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Small industrial facilities requiring reliable single-phase power monitoring.
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Export-ready solutions for international projects requiring CE-certified devices.
Why Choose YADA YDKH0.66 -II?
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Export-Ready: CE certification and documentation suitable for international shipping.
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B2B Focus: Designed for panel builders, OEMs, and bulk orders.
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Reliable Performance: Industrial-grade design for harsh environments.
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Customizable Options: Tailored measurement ranges, branding, and communication protocols available.
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Strong Support & Documentation: Technical datasheets, wiring diagrams, and integration guidance for overseas markets.