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SMA SB4000US Inverter

This page contains information about the SMA SB4000US inverter. You can use our solar equipment comparison tool to quickly compare properties, such as the efficiency and CEC output, of several inverters so you can find the right inverter for the job fast.

Manufacturer Data Sheet | Installation Manual

DC Electrical Components Summary
Maximum Input Current 18A
Start Voltage 285V
Max DC Input Voltage 600V
Peak Power Tracking Voltage 220V - 480V (208V)
250V - 480V (240V)
Polarity of Ground Either
DC Disconnect Yes
Number of String Inputs 4
Includes Fuses for String Inputs Yes
Max Rating for String Fuses 20A
Rating of Included String Fuses 15A
DC Input Wire Gauge Range 10 AWG – 6 AWG
AC Electrical Components Summary
Rated Power Output 4000W
Compatible Utility Voltages 208V, 240V
Peak Efficiency 96.8%
CEC Weighted Efficiency 95.5% (208V)
96% (240V)
Maximum Output Current 17A
AC Disconnect No
AC Input Wire Gauge Range 10 AWG – 6 AWG
Sleep Consumption 0.1W
Standby Consumption 7W
Mechanical Characteristics
Height 13.8in (351mm)
Width 17.8in (452mm)
Depth 9.3in (237mm)
Weight 88lb (39.9kg)
CSI-Approved Built-in Meter Yes
NEMA Enclosure Rating NEMA 3R
Cooling Method Forced Air
Environmental Constraints
Ambient Temperature Range -13°F - 113°F (-25°C - 45°C)
Warranties and Compliances
Compliances UL 1741, UL 1998, IEEE 1547
CSI Listed Yes