Optimisers and Meters

The myenergi Harvi is a smart, battery-free wireless energy sensor that makes monitoring solar and grid power effortless. Designed to work seamlessly with the myenergi zappi and eddi, it measures energy flow without the need for hard-wiring or external power, using innovative energy-harvesting technology.

• Hassle-Free Installation: No batteries or mains power needed – powered by the connected CT clamps.
• Versatile Monitoring: Supports up to three CT inputs for single or three-phase systems.
• Neat & Wireless: Avoids unsightly cabling with a 30 m indoor wireless range.
• Built to Last: Backed by a 3-year warranty and robust myenergi support.

Maximise self-consumption of your solar or wind energy with the myenergi eddi power diverter (EDDI-16A1P02H). Eddi intelligently diverts surplus generated electricity to heat water or rooms for free, instead of exporting it to the grid.

• Divert Surplus Energy: Automatically uses excess solar/wind power (up to 3.68kW/16A) for heating loads (e.g., immersion heaters).
• Reduce Energy Bills: Minimise exported energy and reduce reliance on importing energy for heating, saving money.
• Smart Control & Monitoring: Built-in WiFi/Ethernet, programmable timers, graphical display, and app monitoring.

Why We Recommend This Product: eddi is a leading eco-smart device for maximising the use of your own generated renewable energy for heating, significantly improving payback on solar panels. Works seamlessly with harvi.

The MyEnergi Libbi Control Module enables seamless communication between your solar inverter, battery storage and myenergi devices. A required component for operating the full Libbi system effectively.

• Central hub for all Libbi components and smart scheduling
• Required to integrate Libbi batteries and inverters
• Works with myenergi app for remote control and insights

Why We Recommend This Product: It’s the essential brain behind the Libbi energy storage system—small, simple and critical for smart solar control.

The SolarEdge WiFi and Zigbee Antenna enables wireless communication between inverters, energy meters and SolarEdge smart devices—ensuring a stable connection where cabling is not practical.

• Supports both WiFi and Zigbee communication
• Ideal for wireless system monitoring and device linking
• Compatible with SolarEdge optimisers and home energy systems

Why We Recommend This Product: A must-have accessory for reliable remote monitoring and smart system integration without running data cables.

The SolarEdge S500 Power Optimizer delivers high-efficiency power tracking for panels up to 500W, perfect for modern solar systems using high-output modules.

• Supports up to 500W STC PV modules
• Maximises energy yield from every panel
• Compatible with SolarEdge Energy Meter K2 for complete control

Why We Recommend This Product: An ideal match for next-gen solar panels—delivering greater performance, control and safety with SolarEdge systems.

The SolarEdge S440 Power Optimizer boosts panel output and ensures module-level monitoring and safety, ideal for residential or commercial solar arrays.

• Maximises energy from each panel with MPPT at module level
• Compatible with high-power PV modules
• Integrates with SolarEdge Energy Meter for full system control

Why We Recommend This Product: A reliable optimiser that improves panel performance and simplifies system design—ideal for complex rooftops.

The Tigo TS4‑A‑O is a smart add-on solar optimiser that delivers module-level monitoring, performance enhancement, and selective shading mitigation for 700 W panels.

• 700 W max power, 15 A current handling
• Works with any string inverter or MLPE-ready hybrid
• Enables real-time module data and shade tolerance

Why We Recommend This Product: Ideal for installers looking to retrofit monitoring and optimise performance on challenging roofs — see full details here.

The SolarEdge Energy Meter K2 provides accurate export/import monitoring across single or three-phase systems, essential for SolarEdge optimisers and smart EV integration.

• Compatible with 1Ph and 3Ph systems (230/400V)
• Supports SolarEdge inverter, EV charger and battery setups
• Modbus RS485 communication ensures seamless data sharing

Why We Recommend This Product: A reliable energy management hub for homeowners and businesses using SolarEdge smart energy solutions.

The Fox ESS AI Link EMS Box is a compact, IP65-rated controller designed to manage and synchronise up to 30 three-phase inverters. It ensures seamless power management, protocol conversion, and export limitation in commercial solar systems.

• Supports up to 30 inverters in parallel for scalable installations
• IP65-rated enclosure suitable for outdoor environments
• Compact design: 260 × 192 × 88 mm; lightweight at 2.5 kg

Why we recommend this product: Ideal for installers and system integrators seeking reliable, scalable EMS control for large-scale three-phase solar arrays, ensuring efficient energy management and compliance.

The Growatt SPM-CT-E is a single-phase smart energy meter that delivers precise export limitation, consumption tracking, and tariff optimisation when paired with compatible inverters.

• Accurate single-phase monitoring with CT clamp
• Compatible with Growatt MIN-XH hybrid inverters
• Ideal for self-consumption optimisation and DNO compliance

Why We Recommend This Product: A must-have for homes using Growatt hybrid inverters like the MIN 3600-TL-XH or MIN 5000-TL-XH, this energy meter helps maximise solar usage and limit grid exports.

Designed for accurate monitoring and export limitation, the Growatt GROW-TPM-CT-E is a three-phase smart meter built to optimise the performance of your solar system.

• Compatible with Growatt MOD, MID, and commercial hybrid inverters
• Supports dynamic export control and grid compliance
• Simple plug-and-play installation via RS485

Why We Recommend This Product: It's the ideal solution for businesses or homes using three-phase Growatt inverters who need real-time consumption data and seamless integration with storage systems.

The SolarEdge S1000 Power Optimiser is engineered for superior energy yields and streamlined commercial solar design. With high efficiency and integrated safety, it's ideal for optimising two high-power modules per unit.

• 99.5% peak efficiency with module-level MPPT
• Supports bifacial and high-power PV modules
• Built-in SafeDC™ shutdown and Sense Connect monitoring

Why We Recommend This Product: Perfect for large-scale commercial installations, the S1000 allows greater flexibility, reduced balance of system costs, and better ROI through pinpoint fault detection and longer string lengths.

The SolarEdge SE1000-CCG-G-S1 Commercial Gateway provides centralised control and data logging for large-scale PV systems, streamlining monitoring, export control, and third-party integration.

• Supports SolarEdge and non-SolarEdge devices via RS485
• Integrated power reduction interface and sensor inputs
• DIN rail or wall-mounted for flexible installation

Why We Recommend This Product: Ideal for commercial installers needing a centralised, scalable communication gateway that supports both SolarEdge and third-party monitoring solutions.

The SolarEdge SE1000-CCG-F-S1 Firefighter Gateway offers enhanced site safety by enabling emergency services to remotely shut down power from a central control point during an incident.

• Interfaces with fire alarm control panels
• Shuts down PV modules and inverters via RS485
• DIN rail or wall-mountable with low power consumption

Why We Recommend This Product: A must-have for commercial sites requiring fast, code-compliant solar shutdown capabilities in line with fire safety standards.

The SolarEdge S1200 Power Optimiser is built for high-capacity commercial PV installations, supporting larger bifacial modules and delivering superior string efficiency with module-level MPPT and advanced safety features.

• 1200W rated input power for larger panels
• Sense Connect and SafeDC™ integrated for safety
• Enables longer strings and fewer balance of system components

Why We Recommend This Product: A top choice for high-output commercial solar arrays requiring higher current capacity, enhanced string design flexibility, and reduced maintenance with real-time fault detection.

The Tigo Cloud Connect Advanced is the central communication hub for all Tigo smart modules, optimisers, and safety features — enabling remote visibility, logging and shutdown control.

• Supports Tigo TS4 optimisers, RSS & TAP units
• Real-time monitoring via the Tigo Energy app
• Installer-friendly setup via built-in Wi‑Fi or Ethernet

Why We Recommend This Product: A critical backbone for Tigo-optimised PV systems needing compliance, remote updates or scalable monitoring — see the CCA now.

The Sync Energy Solar Power Diverter allows excess solar generation to be used efficiently within the home by directing surplus energy to an immersion heater or resistive load. Designed to integrate with Sync Energy home energy systems, it helps maximise self-consumption of solar power and reduce exported energy.

This unit monitors solar generation and household demand in real time, automatically diverting unused solar energy to heat water when available. It provides a simple way to improve solar utilisation and works alongside battery storage and hybrid inverter setups.

Suitable for domestic installations, the diverter supports homes with solar PV systems looking to make better use of generated energy throughout the day.

Contact us for product guidance or compatibility support.