Product Overview
The DDS3366D-1P supports a two-wire, single-phase AC 220V measurement system and delivers real-time energy data. This meter is ideal for applications such as single-phase sub-metering, AC charging piles, residential energy monitoring, and smart load management systems.
| Product Name | YADA DDS3366D-1P AC Energy Meter | |||
| Meter Type | Single Phase Energy Meter | |||
| Model No. | DDS3366D-1P | |||
| Brand Name | YADA | |||
| Display Type | LCD Display | |||
| Measuring Energy Range | 0-99999.99kWh | |||
| Phase | Single Phase | |||
| Accuracy Class | Class 1.0 | |||
| Operating Temperature | -20℃~ 55℃ | |||
| Communication | RS-485 interface, ModBus-RTU and DL/T645-2007 Protocol | |||
| Installation | 35mm DIN rail | |||
| Input current | 5(40)A、10(60)A | |||
| Input Voltage | 220V | |||
| Pulse constant | 1600 imp/kWh ，800 imp/kWh | |||
| Frequency | 50Hz | |||
| Warranty | 2 Years | |||
| Dimensions & Weight | 90±0.5mm×18±0.5mm×72±0.5mm, 0.25KG | |||
| Appication | Phase-by-phase electricity metering designed for: | |||
| Individual devices | ||||
| Campus dormitories | ||||
| Rental housing | ||||
| Large public buildings | ||||
| Enterprises and institutions | ||||
| Ideal for electricity management, monitoring, and cost assessment. | ||||
Key Features & Benefits
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Single-Phase Measurement — Tailored for 2-wire single-phase AC circuits (220V)
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High Energy Range — Supports up to 999,999.9 kWh to handle long-term accumulation
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Reliable Accuracy — 1% accuracy ensures dependable data for billing or reporting
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DIN-Rail Installation — Slim profile enables easy integration into control cabinets
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RS-485 Communication — Modbus RTU interface for remote data collection & system linkage
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Compact Size — 18 mm slim width saves panel space
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Wide Temperature Range — –25 ℃ to +55 ℃ ensures field robustness
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Lightweight & Durable — Designed for long-term field operation
Dimension & Installation
Applications
The DDS3366D-1P is well suited for:
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Single-phase sub-metering (residential, commercial)
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AC charging pile energy metering
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Electrical load monitoring in homes or small businesses
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Integration with IoT gateways, BMS, EMS systems
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Retrofit installations in existing single-phase circuits
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Energy audit, efficiency tracking, and billing tracking systems
Why Choose YADA DDS3366D-1P?
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Slim & Efficient — 18 mm width suits tight panel layouts
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Accurate Energy Reporting — 1% accuracy gives confidence for B2B buyers
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Seamless Integration — RS-485 Modbus RTU supports broad system connectivity
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High Capacity Metering — Handles long accumulation periods without rollover
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Rugged in All Seasons — –25 ℃ to +55 ℃ ensures operational stability
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Reliable & Durable Design — Built for long service in field conditions
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OEM / Project Ready — Options may exist for custom firmware, labeling or interface
FAQ
Q: What is the accuracy class?
A: It is class 1% as per the Alibaba product data.
Q: How much energy can it accumulate?
A: Up to 999,999.9 kWh before rollover.
Q: What communication interface is used?
A: RS-485 with Modbus RTU protocol.
Q: What is the operating temperature range?
A: –25 ℃ to +55 ℃.
Q: How thick is this meter?
A: It has a slim width of 18.0 mm.
Request An AC Energy Meter Quote
Send the phase configuration, maximum load current, required accuracy class, communication protocol and whether the reading is used for billing. YADA’s engineering team confirms the model.