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Shelly Energy Monitoring & Power Metering

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Shelly 120A Clamp

£15.49 inc VAT

The Shelly 120A Clamp is an accessory designed to work with a Shelly energy‑metering device, allowing it to measure the energy consumption of the connected electrical system or appliance. With an accuracy of up to 1 percent, the clamp can track a single channel carrying currents of up to 120 amps.

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Shelly 3EM 63T Gen3

£82.00 inc VAT

The Shelly 3EM 63T Gen3 is a three‑phase smart energy monitor that installs directly on a three‑phase breaker or three separate single‑phase breakers. It measures the consumption of up to three circuits with 1% accuracy, logging data every 60 seconds. Its flat‑terminal design allows easy installation in various setups, making it suitable for residential and commercial energy monitoring, including EV charger tracking.

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Shelly 3EM 63W Gen3 Single or Three-Phase Energy Meter

£82.00 inc VAT

The Shelly 3EM 63W Gen3 is a three‑phase smart energy monitor that can be installed on either a single three‑phase breaker or three individual single‑phase breakers. It monitors up to three separate circuits, measuring energy usage every 60 seconds with 1% accuracy. It supports both local and secure cloud data storage, enabling real‑time monitoring for circuits up to 63A. This makes it suitable for a wide range of uses, including home and commercial energy metering and EV charger monitoring.

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Shelly 3EM Smart 3-Phase Energy Meter with Contactor Control

£94.78 inc VAT

The Shelly 3EM is an intelligent 3-phase energy meter with contactor control, capable of monitoring three separate measurement channels, each supporting up to 120A. It tracks power, voltage, current, total energy, and the power factor of the connected system, storing data for up to 365 days internally in case of WiFi unavailability.

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Shelly 50A Current Transformer Clamp

£11.50 inc VAT

The Shelly 50A Current Transformer Clamp is capable of monitoring the energy used by a given power feed, rated for up to 50A for monitoring purposes. Intended for use with the Shelly Energy Monitor, the Shelly clamp has a resistance of 20 ohms and features a ferromagnetic core to block low-frequency noise and suppress electromagnetic emissions.

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Shelly 80A TRANSFORMER

£12.49 inc VAT

Scales the large values of current to small. standardised values for measuring purposes. The length of the CT clamp’s cables is 60cm.

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Shelly EM Gen3

£64.49 inc VAT

The Shelly EM Gen3 is a compact smart energy monitor designed for easy retrofitting. It tracks single‑phase systems across two channels, includes dry contacts for controlling contactors, and offers built‑in WiFi and Bluetooth for seamless integration with other Shelly devices.

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Shelly EM WiFi-Operated Energy Meter with Contactor Control

The Shelly EM (Energy Monitor) is a WiFi-operated energy meter with contactor control, designed to monitor the energy consumption of any home appliance with a quick and easy installation directly into the device. Compatible with all major international voltage standards, the Shelly EM provides dual power metering, allowing real-time monitoring of two separate circuits simultaneously.

Shelly Mini EM Gen4

£17.48 inc VAT

The Shelly Mini EM Gen4 is a compact smart energy meter designed to fit inside existing electrical devices, tracking their power consumption with precision. Part of Shelly’s Mini range, it’s small enough for tight junction boxes or light fittings. Along with WiFi and Bluetooth support from the Gen3 model, the Gen4 also adds native Zigbee and Matter compatibility for easy integration into modern smart home systems.

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Shelly PM Mini Gen3 WiFi Smart Power Meter

inc VAT

The Shelly PM Mini Gen3 is the world’s smallest power meter, providing accurate power monitoring and real-time insights into your appliance’s energy usage. This smart power meter is easy to install, requires no hub, and is widely compatible with most existing switches and wiring, making it ideal for use in electrical appliances and light fixtures.

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Shelly Pro 3EM Galvanically Isolated Smart Switch Add-On

£20.99 inc VAT

The Shelly Pro 3EM Switch Add-On enhances the functionality of your Shelly Pro 3EM devices, enabling control of contactors and other electrical equipment for increased flexibility and monitoring. It can track the power generation of solar panels and wind turbines, and can automatically turn off non-essential appliances to conserve energy.

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Shelly Pro 3EM-120A 3-Phase DIN-rail Energy Meter

£124.49 inc VAT

The Shelly Pro 3EM – 120A is a 3-phase energy meter that reports accumulated energy, real-time voltage, current, and power factor. It can measure up to 120A per phase, including the neutral, with an accuracy of 1%. The device stores data in non-volatile memory, allowing for retrieval of up to 60 days’ worth of data in 1-minute intervals.

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