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SMA Sunny Boy 3.8kW 240/208VAC TL Inverter w/ DC Disconnect SB3.8-1SP-US-40

General information

Category: Single-phase Grid tied
Type: String Inverter
Topology: Transformerless

Electrical specifications

Peak efficiency: 97.50%
CEC efficiency: 97.00%
Recommended PV input (STC): 4560 Watts
Maximum DC input voltage: 600.00 Volts
Maximum DC input current: 18.00 Amps
Min MPPT voltage 195.00: Volts
Max MPPT voltage 480.00: Volts
Number of MPPT’s: 2
AC voltages: 208 Volts, 240 Volts
AC frequencies: 60Hertz
Continuous AC power output: 3800 Watts
Min operating voltage: 100.00 Volts
Max operating voltage: 550.00 Volts
Positive input channels: 2
Negative input channels: 2

Mechanical data & components

Dimensions: 7.8 in (length) × 21.1 in (width) × 28.5 in (height)
Weight: 57 lb

Continuous Ac Power Output

Ac Frequency

Nominal Ac Voltage


Maximum Dc Input Voltage




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