Solar + Storage for Europe
Tigo GO Optimized ESS
(Energy Storage System)
Includes an Inverter optimized with Tigo MLPE, Battery, EV charger and heat pump control for efficient and flexible residential solar installations.

DARE TO BE DIFFERENT
A residential solar solution that's optimized, efficient, and flexible
The Tigo GO Optimized Energy Storage Solution (ESS) has been designed for fast installations, increased energy production, and flexible options to maximize ROI for any home solar installation.
optimized production
Get more energy from each module by minimizing shade impacts
- Tigo optimizers increase the energy yield of PV modules if mismatch is present
- Reclaimed Energy shows the amount and value of benefit from optimizers
- Module-level monitoring provides assurance and enables remote troubleshooting
efficient storage
Minimize energy losses with the most efficient battery configuration
- Fast installation with battery modules that stack like building blocks
- Outdoor, cold weather rated system
- DC-coupled battery that's 5% more efficient than AC-coupled
flexible configurations
Multiple sizes and options that maximize site-specific benefits
- Energy storage optional, and available in 3.7kWh modules from 7.3 to 47.9kWh
- Hybrid inverter for both PV and battery
- Optional heat pump, EV charger control with GO Junction and GO EV charger
products
A complete residential solar + storage solution for Europe
Optimizers, inverters, battery storage and electric vehicle charging - all brought together by the Tigo Energy Intelligence (EI) software platform to enable an optimized residential solar solution for installers and homeowners.

Inverter
All in one hybrid inverter
A battery storage ready 'hybrid' inverter with fast charge and discharge capabilities. Available in multiple sizes and configurations to meet the needs of any site.
- 1 phase options: 3, 5, or 6kW
- 3 phase options: 6, 10, or 15kW
- Up to 150% DC oversizing
- 152-month warranty

Link
Single communication hub
Acts as the central data connection point for the modules, inverter, battery, and electrical grid.
- Centralized wiring connects the Tigo Inverter other components
- Built-in CCA enables system and module-level monitoring
- Connects to Tigo TS4’s via a Tigo Access Point (TAP – included in the box)
- 60-month warranty

GO Battery
Reliable energy storage
Efficient DC:DC charging with a modular battery system that meets the needs of virtually any house - from utility bill savings to backup power.
- Expandable from 7.3 kWh up to 47.9 kWh
- Reliable, stable Lithium Iron Phosphate (LFP) chemistry
- Multiple modes including self-consumption, time of use (TOU) and backup.
- Dynamic rate management (available in select countries)
- Fast installation with light and stackable plug-and-play battery modules
- 120-month warranty
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GO EV Charger
Charge your vehicle with the sun
The GO EV Charger lets the sun drive down transportation costs as an extension of GO Optimized ESS. With multiple charging modes and time windows, electric vehicle owners can choose how they want to power their cars.
- Part of single- and three- phase Tigo EI Residential solar solutions
- Remote mobile management with the Tigo Energy Intelligence (EI) app
- Multiple charging modes, current limits, and scheduling options
- Authorized-user identification with built-in RFID
- Indoor/outdoor protective enclosure
- 60-month warranty

GO Junction
Integrate heat pumps for added flexibility
The GO Junction connects the GO Optimized ESS to heat pumps and other flexible loads to enable increased load management capabilities. The dry contact signal controls work with a variety of devices and can be programmed in the EI App.
- Lowers energy bills by optimizing solar energy usage
- Supports any dry contact signal heat pump
- Controls heat-pump output remotely with the EI mobile app
- Enables custom scheduling for peak periods
- Simultaneously connects to a GO EV Charger via multiple COM ports
- 60-month warranty
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Tigo Optimizers
Maximize output and module-level visibility
Tigo optimizers quickly connect to each module to increase electricity production for strings of modules with shade or mismatch and enable module-level visibility through Tigo monitoring.
- Optimization to increase electrical output when mismatch is present
- Module-level monitoring to create a digital twin of your array
- Rapid shutdown to meet safety code requirements
- Installs in seconds - no ground wires or bolts required
- Millions of units deployed and operating in the field
- 300-month warranty
Example layout
The complete GO Optimized ESS (EU)
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