Energy Meter
Single-phase 110-240 V AC
A compact single-channel smart relay with direct power and energy measurement for lights and small appliances up to 8 A, suited to wall-box retrofits where local control and Home Assistant support matter.
Wi-Fi 6 / Zigbee / Bluetooth 5.0 / Matter / MQTT / Modbus / WebSocket
Indoor wall-box retrofit behind a socket, switch, or inside a small appliance enclosure; in-line neutral/live wiring by a qualified installer.
Home Assistant
Local API
Energy Meter
Three-phase or three independent single-phase circuits
A compact Shelly Gen3 three-channel energy meter with flat terminals, 63 A per-phase monitoring, local Wi-Fi access, photovoltaic-ready four-quadrant measurement, and strong Home Assistant fit for homeowners or installers who want circuit, three-phase, or solar import/export visibility without a separate hub.
Wi-Fi / Bluetooth / MQTT / HTTP / WebSocket / RPC
Indoor meter mounted above or under DIN-rail mounted circuit breakers
Home Assistant
Local API
Energy Meter
Single-phase, two-channel monitoring
A practical single-phase energy monitor for homeowners who want an easier retrofit path, better Home Assistant fit, and clearer visibility into whole-home use or a couple of important circuits.
Wi-Fi / Bluetooth / MQTT / HTTP / WebSocket / RPC
Wall box / electrical cabinet / near-appliance retrofit with external current transformers
Home Assistant
Local API
Energy Meter
Single-phase monitoring, with two current measurement channels
A compact retrofit monitor for single-phase homes that want real-time circuit visibility and stronger local-integration options than many app-only consumer monitors.
Wi-Fi / Bluetooth / MQTT / HTTP / WebSocket / RPC
Retrofit in a wall box or electrical cabinet with external CT clamps; qualified electrical installation is recommended.
Home Assistant
Local API
Energy Meter
Single-phase; two measurement channels.
A compact single-phase, two-channel CT energy meter with a 120 A supported range, local data logging, optional cloud use, Home Assistant support, and Wi-Fi 6, Zigbee, Matter, MQTT, and RPC connectivity.
Wi-Fi 6 / Bluetooth 5 / Zigbee / Matter / MQTT / HTTP(S) / WebSocket / RPC
Compact wall-box retrofit; 110-240 V AC supply with up to two external CTs; qualified-electrician installation.
Home Assistant
Local API
Energy Meter
Single-phase 110-240 V AC, 50/60 Hz.
A compact 16 A inline smart energy meter for monitoring a single appliance or small circuit, with Wi-Fi, Zigbee, Bluetooth, Matter, local web/API access, MQTT/HTTP/WebSocket support, and optional Shelly cloud features.
Wi-Fi / Zigbee / Bluetooth / Matter / MQTT / HTTP / WebSocket / Shelly RPC
Compact wall-console / in-wall retrofit installation behind outlets, switches, or other limited-space locations; external 16 A protection required.
Home Assistant
Local API
Energy Meter
Single-phase 110-240 V AC.
A compact single-channel, direct-wired Wi-Fi meter for appliances and small circuits up to 16 A, with local APIs, Home Assistant support, and separate consumed/returned energy data.
Wi-Fi 2.4 GHz / Bluetooth 4.2 / local RPC-HTTP / MQTT / WebSocket / webhooks
Indoor wall-box retrofit behind a socket, switch, or inside a small enclosure; direct in-line neutral/live wiring by a qualified installer.
Home Assistant
Local API
Energy Meter
Single-phase or three-phase with neutral; not for delta systems without neutral.
A modern three-phase Shelly meter for larger homes, workshops, and solar-heavy households that want whole-home visibility with strong local networking and automation options.
Ethernet / Wi-Fi / Bluetooth / local RPC / MQTT / HTTP / WebSocket / Modbus / Matter after firmware update
Indoor DIN-rail meter with external CTs in an electrical panel; qualified-electrician installation recommended.
Home Assistant
Local API
Energy Meter
Single-phase or three-phase installations; 100-260 V AC, 50/60 Hz supply and voltage inputs.
A DIN-rail single- or three-phase energy meter with a combined 63 A three-phase current transformer, LAN/Wi-Fi connectivity, local automation protocols, and photovoltaic-ready 4-quadrant measurement.
Ethernet / Wi-Fi / Bluetooth / Modbus TCP / MQTT / RPC / HTTP / WebSocket / KNXnet/IP
DIN-rail panel installation with the included 3CT63 combined non-contact CT; professional electrical installation is recommended.
Home Assistant
Local API
Energy Meter
Single-phase or three-phase four-wire monitoring; 110-240 V AC supply, 100-260 V RMS per-phase measurement, 50/60 Hz.
A 400 A CT version of Shelly's DIN-rail Pro 3EM energy meter for larger residential, light commercial, and solar-aware panels that need three-phase monitoring with local LAN options and Home Assistant-friendly integration.
Ethernet / Wi-Fi / Bluetooth / MQTT / HTTP / WebSocket / RPC / Modbus
DIN-rail mounted electrical-panel energy meter using external current transformers; intended for qualified installation.
Home Assistant
Local API
Energy Meter
Single-phase, two measurement channels; official wiring documentation also covers split-phase live A/B context.
A DIN-rail single-phase, dual-channel 50 A CT energy meter with Class B accuracy, local history, Ethernet and Wi-Fi, Home Assistant support, four-quadrant solar monitoring, and contactor control.
Ethernet / Wi-Fi / Bluetooth provisioning / MQTT / HTTP / WebSocket / RPC / Modbus TCP
Indoor DIN-rail installation with two external 50 A CTs; 100-260 V AC supply; qualified-electrician installation.
Home Assistant
Local API
