Eastron logo
Country
China
Founded
1997
Catalog devices
11
Manufacturer

Eastron devices

Eastron develops electricity meters and smart metering solutions for energy measurement, monitoring, and management across residential, commercial, and industrial applications.

Energy Meter Official site available
Catalog devices

Eastron products in the EnergyMeterHub catalog

Eastron SDM120-M product image
Energy Meter Single-phase two-wire 1P2W / 1P+N AC systems.

Eastron SDM120-M

A one-module single-phase DIN-rail Modbus energy meter for low-current circuits, 7 kW EV charger metering, solar import/export metering, and compact panel sub-metering where 45 A direct connection is enough.

RS485 Modbus RTU / DLT645 / pulse output Indoor one-module DIN-rail mounted direct-connected single-phase meter. Home Assistant Local API
Eastron SDM120CTM product image
Energy Meter Single-phase 1P+N / 1P2W AC system.

Eastron SDM120CTM

A compact single-phase CT-operated DIN-rail Modbus energy meter for local RS485 monitoring and bidirectional energy measurement.

RS485 Modbus RTU / pulse output Indoor 1-module DIN-rail CT-operated single-phase meter with external CT wiring. Home Assistant Local API
Eastron SDM230-M product image
Energy Meter Single-phase two-wire 1P2W / 1P+N AC systems.

Eastron SDM230-M

A compact single-phase DIN-rail Modbus meter for installer-led solar, sub-metering, and panel-monitoring jobs where a 100 A direct-connected format is a better fit than a CT clamp monitor.

RS485 Modbus / DLT645 / pulse output Indoor DIN-rail mounted direct-connected meter; installer-installed in a switchboard or electrical cabinet. Home Assistant Local API
Eastron SDM230-Modbus product image
Energy Meter Single-phase 1P2W / 1P+N AC system.

Eastron SDM230-Modbus

A compact single-phase 100 A direct-connected Modbus energy meter for DIN-rail installations, local RS485 monitoring, solar import/export visibility, and utility-style sub-metering without a vendor cloud.

RS485 Modbus RTU / DLT645 / pulse output Indoor 2-module 36 mm DIN-rail direct-connected single-phase energy meter. Home Assistant Local API
Eastron SDM320C-LR product image
Energy Meter Single-phase two-wire 1P2W AC systems.

Eastron SDM320C-LR

A single-phase 100 A DIN-rail LoRaWAN energy meter for projects that need import/export metering and long-range wireless telemetry without adding an IP-connected app-first monitor.

LoRaWAN 1.0.2 / digital input Indoor DIN-rail mounted direct-connected single-phase meter.
Eastron SDM630 product image
Energy Meter 3PH-4W / 3PH-3W / 1PH-2W

Eastron SDM630

A direct-fed three-phase Modbus meter for installer-led solar, sub-metering, and panel-monitoring jobs where reliable DIN-rail hardware matters more than app polish, and where the 100A direct-connected format is actually the right fit.

Modbus RTU DIN-rail mounted direct-fed energy meter Home Assistant Local API
Eastron SDM630M-DI product image
Energy Meter Single-phase two-wire, three-phase three-wire, and three-phase four-wire AC systems.

Eastron SDM630M-DI

A direct-connected single/three-phase DIN-rail Modbus energy meter with digital inputs for EV charging metering, sub-metering, and solar import/export monitoring where a 100 A whole-current format is enough.

RS485 Modbus RTU / pulse outputs / digital input Indoor 4-module DIN-rail mounted direct-connected meter; installer-installed in a panel, switchboard, or EV-charger cabinet. Home Assistant Local API
Eastron SDM630MCT V2 product image
Energy Meter Three-phase four-wire, three-phase three-wire, and single-phase two-wire AC systems.

Eastron SDM630MCT V2

A CT-operated three-phase DIN-rail Modbus energy meter for EV charging metering, solar import/export metering, commercial sub-metering, and larger services where direct 100 A metering is not enough.

RS485 Modbus RTU / pulse outputs / optional M-Bus or LoRaWAN variants Indoor 4-module DIN-rail mounted CT-operated meter; installer-installed with auxiliary power and external 1A/5A CTs. Home Assistant Local API
Eastron SDM630MCT-ML-TCP product image
Energy Meter 1P2W, 1P3W, 3P3W, and 3P4W; up to 4x three-phase or 12x single-phase circuits depending on configuration.

Eastron SDM630MCT-ML-TCP

A DIN-rail multi-circuit Ethernet Modbus TCP energy meter for panels, data-center racks, and larger monitoring jobs where one device needs to meter up to four three-phase loads or twelve single-phase circuits through external CTs.

Ethernet Modbus TCP Indoor DIN-rail mounted CT-operated multi-circuit meter with external CT wiring and auxiliary power. Home Assistant Local API
Eastron SDM72CT-M product image
Energy Meter Three-phase four-wire 3P4W / 3 x 230(400) V AC system.

Eastron SDM72CT-M

A CT-operated three-phase DIN-rail Modbus energy meter for switchboards that need import/export energy, configurable CT ratios, and local RS485 data without a vendor cloud.

RS485 Modbus RTU / pulse output Indoor 4-module 35 mm DIN-rail mounted CT-operated three-phase meter for switchboards. Home Assistant Local API
Eastron SDM72D-M product image
Energy Meter Three-phase four-wire 3P4W AC systems.

Eastron SDM72D-M

A three-phase DIN-rail Modbus meter for EV charging piles, sub-metering, and installer-led panel monitoring where 100 A direct connection and bidirectional import/export measurement matter more than app-first monitoring.

RS485 Modbus RTU / pulse output Indoor DIN-rail mounted direct-connected three-phase meter. Home Assistant Local API
Brand overview

About Eastron

Overview

Eastron develops electricity meters and smart metering solutions for energy measurement, monitoring, and management across residential, commercial, and industrial applications.

Eastron was founded in 1997 and is based in China. Eastron is one of the more familiar names in practical energy metering because its products are widely used for submetering, BMS integrations, and cost-conscious monitoring installations.

Product focus

  • DIN-rail and panel-mounted electricity meters for single-phase and three-phase systems
  • Smart metering products for measurement, monitoring, and energy management
  • Communication-ready meters used with Modbus and other building-control workflows

Typical applications

  • Residential and commercial submetering
  • Building management systems that need dependable kWh data
  • OEM and panel-builder projects where metering is a core function

Official website

Learn more at eastrongroup.com.

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