Our Sunny Island inverter/charger solar system backup systems are specifically designed for off-grid solar system or seamlessly adding to any existing Sunny Boy grid-tie solar system. You can add battery backup to any virtually any existing grid-tie inverter solar system with these systems.
Sunny Island solar system battery backup systems include:
SMA Sunny Island Inverter(s), MidNite Solar ePanel Source/Load Center, schematics & tech support.
|SES System Part Number||Inverter System Description||Continuous
|Max. Battery Charging Current||AC Voltage /
# of Phases
|SES-SI-6-48-240||Sunny Island 6048 / 6 kW Battery Based Inverter System - Single Phase||6 kW||130A @ 48VDC||240VAC/1PH||$9,193|
|SES-SI-9-48-240||2x Sunny Island 4548 / 9 kW Battery Based Inverter System - Single Phase||9 kW||200A @ 48VDC||240VAC/1PH||$12,641|
|SES-SI-12-48-240||2x Sunny Island 6048 / 12 kW Battery Based Inverter System - Single Phase||12 kW||260A @ 48VDC||240VAC/1PH||$13,993|
|SES-SI-24-48-240||4x Sunny Island 6048 / 24 kW Battery Based Inverter System - Single Phase||24 kW||520A @ 48VDC||240VAC/1PH||$27,461|
|SES-SI-18-48-240||3x Sunny Island 6048 / 18 kW Battery Based Inverter System - Three Phase||18 kW||390A @ 48VDC||208VAC/3PH||$21,181|
|SES-SI-36-48-240||6x Sunny Island 6048 / 36 kW Battery Based Inverter System - Three Phase||36 kW||780A @ 48VDC||208VAC/3PH||$58,471|
|SES-SI-54-48-240||9x Sunny Island 6048 / 54 kW Battery Based Inverter System - Three Phase||54 kW||1170A @ 48VDC||208VAC/3PH||$77,627|
Sunny Island System Features
- Works best with SMA Sunny Boy Inverters for AC Coupling & battery charging
- Ideal for larger remote power systems, telecom, village-island power
- Fully programmable, auto genstart capability
- Remote/PC communication via Web Box
- True sine wave AC output provides clean power for sensitive electronics
- Made in the USA, Qualifies for ARRA
- 6 kW system includes 240 VAC Autotransformer
- Three-Phase Systems include the SMA MultiCluster Box
- Use up to 5 kW PV per 6 kW Sunny Island
Add your own solar panels, charge controller and battery bank for a
complete uninterruptible solar battery backup system.
Use with any existing grid-tie solar panel system!
The Sunny Island together with any Sunny Boy are optimized
for battery-backup operation (grid-tied) and for "Off-Grid" use.
Single Phase systems feature the intuitive MidNite Solar ePanel. MidNite Solar products that are designed and manufactured in their Arlington Washington facility here in the USA.
Three-Phase Sunny Island Inverter Systems feature
Multicluster boxes. Pictured above is an open Multicluster enclosure.
Complete Sunny Island off-grid solar microgrid system example.
Simplified off-grid Sunny Island inverter/charger solar system diagram with Sunny Boy PV inverters.
Simplified Split-Phase Solar System Diagram
Simplified Three-Phase Solar System Diagram
Contact us toll-free at (877) 297-0014 for expert SMA Sunny Island solar system battery backup system assistance.