BITUO TECHNIK / ENERGY MANAGEMENT

SDM01 / COMBO Compact Energy Meter

The SDM01 Smart Energy Monitor is a compact 18mm-wide DIN-rail device for real-time three-phase and multi-branch single-phase monitoring. With three split-core CTs, it precisely measures voltage, current, power, and energy, supporting wired and wireless communication for seamless integration.

The SDM01 Smart Energy Monitor is a compact 18mm-wide DIN-rail device for real-time three-phase and multi-branch single-phase monitoring. With three split-core CTs, it precisely measures voltage, current, power, and energy, supporting wired and wireless communication for seamless integration.

Product Type

SDM

Variants

- Bi-directional Measurement: Measure power and energy flow in both consumption and generation.
- Easy Installation: The monitoring module requires just 1MW at DIN rail, paired with compact split-core CTs.
- Local Automation: Enable local UDP broadcasting and HTTP requests, ideal for DLB and zero export for Home Energy Management Systems (HEMS).
- Real-time Monitoring: Monitor key electrical data like Voltage, Current, and Power in real time.
- Versatile Connectivity: Choose from various communication options such as Wi-Fi, Zigbee, Modbus, etc., catering to diverse system integration needs.
- Modbus Support: Modbus version & hybrid WiFi/Zigbee+Modbus variants are available for industrial installations.

Download: Datasheet | Manual

KEY FEATURES

Tuya Wi-Fi, Open Wi-Fi, Zigbee 3.0 + RS485 connectivity.

120 A and 200 A current-monitoring configurations.

Compact DIN-rail format for modern electrical installations.

Need help selecting a configuration?

Talk to our technical team about connectivity, current monitoring, and installation requirements.

Parts & Specifications

Click the markers to uncover component details.

Core Capabilities

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SDM01-detail1

Real-Time Monitoring

Slim 18mm DIN-rail module, compact split-core CTs, and pluggable terminals support a straightforward installation—ideal for space-constrained electrical panels and boards.

SDM01-detail2

Easy Installation

Slim 18mm DIN-rail module, compact split-core CTs, and pluggable terminals support a straightforward installation—ideal for space-constrained electrical panels and boards.

SDM01-detail3

Visual Energy Charts

Track your energy usage and generation with Smart Life, Homey, SmartThings, and Home Assistant apps1) to gain better insights, improve efficiency, and stay in control of your consumption.

SDM01-detail4

Combo Communication

Integrated Wi-Fi/Zigbee & RS485 communication interfaces enable seamless integration with energy managment systems and building automation systeme.

Technical Information

Detailed wiring diagrams and physical dimensions for your reference.

Select the Connectivity that Meets Your Needsplans

Everything you need, at every stage.

SDM01-TWM-*
SDM01-EWM-*
SDM01-TZM-*-U01
Communication Type
Tuya Wi-Fi
BLE + Wi-Fi + 485
Standard Zigbee + 485
Wireless Communication API
Tuya Proprietary
Modbus TCP, MQTT, HTTP, UDP, BLE
Standard Zigbee 3.0 Clusters / Attributes
Wired Communication API
Modbus RTU
Modbus RTU
Modbus RTU
Compatible Wireless Communication API
Tuya Proprietary
Modbus TCP & UDP options -Bituo SDM01 or Shelly 3EM Pro
Standard Zigbee 3.0 Clusters / Attributes
Compatible Wired Communication API
Modbus RTU - Chint DDSU666/DDTU666 (MID version) and Eastron SDM230/630
Modbus RTU - ABB B23, Chint DDSU666/DDTU666 (MID version), and Eastron SDM230/630
Modbus RTU - ABB B23, Chint DDSU666/DDTU666 (MID version), and Eastron SDM230/630
Export Limiting
Modbus RTU
Modbus TCP / UDP / Modbus RTU
Modbus RTU
Dynamic Load Balancing
Modbus RTU
Modbus TCP / UDP / Modbus RTU
Modbus RTU
Smart Home System Integration
Tuya/Smart Life
Home Assistant
Home Assistant, SmartThings, Homey
Commercial Project Integration
Tuya Cloud
Customer-specific cloud or Hub
Zigbee gateway
Wireless Communication SoC Firmware Customization
Yes (In collarboration with Tuya)
Yes (ESP32-8685)
Yes (EFR32MG21)
Recommended Users
Energy IoT Beginners
Professional DIYers, System Integrators
System Integrators
SDM01-TWM-*
Communication TypeTuya Wi-Fi
Wireless Communication APITuya Proprietary
Wired Communication APIModbus RTU
Compatible Wireless Communication APITuya Proprietary
Compatible Wired Communication APIModbus RTU - Chint DDSU666/DDTU666 (MID version) and Eastron SDM230/630
Export LimitingModbus RTU
Dynamic Load BalancingModbus RTU
Smart Home System Integration Tuya/Smart Life
Commercial Project IntegrationTuya Cloud
Wireless Communication SoC Firmware CustomizationYes (In collarboration with Tuya)
Recommended UsersEnergy IoT Beginners
SDM01-EWM-*
Communication TypeBLE + Wi-Fi + 485
Wireless Communication APIModbus TCP, MQTT, HTTP, UDP, BLE
Wired Communication APIModbus RTU
Compatible Wireless Communication APIModbus TCP & UDP options -Bituo SDM01 or Shelly 3EM Pro
Compatible Wired Communication APIModbus RTU - ABB B23, Chint DDSU666/DDTU666 (MID version), and Eastron SDM230/630
Export LimitingModbus TCP / UDP / Modbus RTU
Dynamic Load BalancingModbus TCP / UDP / Modbus RTU
Smart Home System Integration Home Assistant
Commercial Project IntegrationCustomer-specific cloud or Hub
Wireless Communication SoC Firmware CustomizationYes (ESP32-8685)
Recommended UsersProfessional DIYers, System Integrators
SDM01-TZM-*-U01
Communication TypeStandard Zigbee + 485
Wireless Communication APIStandard Zigbee 3.0 Clusters / Attributes
Wired Communication APIModbus RTU
Compatible Wireless Communication APIStandard Zigbee 3.0 Clusters / Attributes
Compatible Wired Communication APIModbus RTU - ABB B23, Chint DDSU666/DDTU666 (MID version), and Eastron SDM230/630
Export LimitingModbus RTU
Dynamic Load BalancingModbus RTU
Smart Home System Integration Home Assistant, SmartThings, Homey
Commercial Project IntegrationZigbee gateway
Wireless Communication SoC Firmware CustomizationYes (EFR32MG21)
Recommended UsersSystem Integrators

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