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SMA

SMA Solar Technology AG is one of the world's leading suppliers of inverters and system solutions for photovoltaic systems. With over 165 GW of installed inverter capacity, SMA supports the energy transition – from private self-supply systems to large power plant projects.

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SMA Storage XL

The scalable professional storage solution for commercial, indoor and outdoor applications.

Maximum efficiency, maximum security, future-proof cyber standards – for installations from 89 to 197 kWh per cabinet. Ideal for: Commercial, industrial, energy projects, PV-optimised applications.

What is the SMA Storage XL?

The SMA Storage XL is a plug-and-play complete solution for commercial energy storage projects, available for indoor and outdoor installation.
It is based on a modular battery cabinet with 89–197 kWh of usable capacity per unit and is freely scalable in terms of power and storage size.

Battery technology

  • Lithium iron phosphate (LFP)
  • Up to 12,000 charging cycles
  • 10-year capacity guarantee (after registration)

Inverter compatibility (AC-coupled)
Sunny Tripower Storage X – especially for Storage XL:
  • Power classes: 30 kW & 50 kW
  • 3-phase, 400 V
  • DC voltage: 200–980 V, nominal voltage 750 V
  • Max. input current: 150 A
  • Max. phase current: 45.6 A (30 kW) / 75.5 A (50 kW)
  • Fuse up to 160 A
SMA
0163639
SMA Storage XL Package Indoor STPS50-20, 89 kWh, Indoor
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SMA
0163643
SMA Storage XL Package Outdoor STPS50-20, 197 kWh, Outdoor
Request price

Installation advantages


  • Plug-and-play thanks to pre-assembled and pre-wired battery modules
  • Central commissioning via WebUI
  • AC-coupled inverter easily mounted on the outside of the battery cabinet
  • Reduced sources of error, fast project completion

Indoor and outdoor use

  • Specially designed for both locations
  • Robust safety and protection systems integrated

Safety and protection features

Integrated safety at the highest level
  • Fire suppression system
  • Smoke and gas detection
  • Thermal management
  • High-stability LFP cells
  • 10-year system and battery capacity warranty

Cybersecurity & data sovereignty

The SMA Storage XL meets the latest European cybersecurity standards:
  • ISO 27001 certified
  • ETSI EN 303 645 compliant
  • EU-based data hosting
  • Automatic software updates
  • Access control with mandatory password
  • Limited interfaces & SMA ID login
  • Certified cloud infrastructure (Sunny Portal powered by ennexOS)

Energy management & operating functions


  • Self-consumption optimisation
  • Peak shaving
  • Multi-use (combination of different strategies)
  • Schedule-based control
  • Tariff functions for cost reduction
  • Fully integrated control & monitoring via the Sunny Portal

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