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SMA Sunny Island Inverter Battery Backup Systems

Complete Sunny Island inverter solar system battery backup systems with support.
SMA

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.

Sunny Island battery backup system
1. Select one of the Sunny Island power panels below based on your peak power demand:
SES System Part Number Inverter System Description Continuous
kW Rating
Max. Battery Charging Current AC Voltage /
# of Phases
List
Price
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
 
2. Select one of the battery banks below:
Part # Battery Bank System Description Battery Bank
Capacity
Nominal
Voltage
List Price More Info
SES-BB48-8KWH 8 kWhr Sealed Solar Gel Cell Battery Bank
w/ Enclosure
7.8 kWhr 48VDC $3,610 Deka Solar Gel Cell
SES-BB48-16-RK 16 kWhr Sealed Solar Gel Cell Battery Bank
w/ Rack
15.6 kWhr 48VDC $6,185 Deka Solar Gel Cell
SES-BB48-16KWH 16 kWhr Sealed Solar Gel Cell Battery Bank
w/ Enclosure
15.6 kWhr 48VDC $7,274 Deka Solar Gel Cell
SES-BB48-27KWH 27 kWhr Sealed AGM Battery Bank
w/ Seismic 4 Zone Battery Rack
26 kWhr 48VDC $10,002 GNB Absolyte GP
SES-BB48-38KWH 38 kWhr Sealed AGM Battery Bank
w/ Seismic 4 Zone Battery Rack
38 kWhr 48VDC $13,651 GNB Absolyte GP
SES-BB48-52KWH 52 kWhr Sealed AGM Battery Bank
w/ Seismic 4 Zone Battery Rack
52 kWhr 48VDC $17,237 GNB Absolyte GP
SES-BB48-72KWH 72 kWhr Sealed AGM Battery Bank
w/ Seismic 4 Zone Battery Rack
72 kWhr 48VDC $22,472 GNB Absolyte GP
Notes:
1. 9-18 kWhr battery banks include a two shelf battery rack with covers, indoor only, cables included.
2. 26-69 kWhr banks include Seismic Zone 4 battery racks and battery terminal covers. Battery racks may be bolted to thick concrete floor.
We also carry outdoor solar AC/DC UPS battery backup systems.

Custom backup system options like different inverter, batteries, enclosure or rack at low wholesale pricing.
 Contact us.
 

Sunny Island System Features

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!

Sunny island with Sunny Boy grid-tie inverter

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.

Sunny Island Multicluster Boxes

Three-Phase Sunny Island Inverter Systems feature
Multicluster boxes. Pictured above is an open Multicluster enclosure.


Sunny Island microgrid solar system

Complete Sunny Island off-grid solar microgrid system example.

 

Sunny Island off-grid solar system

Simplified off-grid Sunny Island inverter/charger solar system diagram with Sunny Boy PV inverters.


Sunny Island Multicluster solar battery system

US Army, Marhsall Islands
Sunny Island Multicluster Solar System Project

SMA Sunny Island System Reviews & Information
SMA Sunny Island Inverter Review
SMA Sunny Island 4548-US Inverter
SMA Sunny Island 6048-US Inverter
SMA Multicluster Review
MidNite Solar ePanel Review
View File SMA Sunny Island System Guide
View File SMA Off-Grid System Catalog
View File SMA Sunny Island Operating Manual
View File SMA Multicluster Box Installation Manual
View FileSunny Island Inverters & Utility Grid Configurations
View File SMA Sunny Island Warranty Service Rebate Form

Solar Electric Supply, Inc. is an
Authorized SMA America Supplier.

Contact us toll-free at (877) 297-0014 with any questions or custom options at low wholesale prices.

 

Sunny Island split phase system

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.