Sunny Boy 3300TL HC

The Sunny Boy 3300TL is our smallest transformerless inverter. With an efficiency of 96% they guarantee the highest energy yields and an outstanding price-performance ratio.

A further advantage of transformerless topology: easy installation due to the low overall weight.


  • efficiency of 96 %
  • Transformerless


  • Wider temperature range
  • For indoor and outdoor installations
  • Easy handling due to lightweight design


  • Integrated DC circuit breaker Electronic Solar Switch (ESS)
  • Worldwide SMA Service including Service Line
  • Comprehensive SMA Warranty program
Input (DC) 3300TL HC
Max. DC-voltage 750 V
Max. input current 11:00 AM
Quantity MPP-Trackers 1
Output (AC)  
Max. AC-power 3300 W
Nominal AC voltage 220 V - 240 V
AC grid frequency 50 Hz
Max. Efficiency 96.00%
Euro-eta 94.60%
Protection Device  
Integrated DC-Circuit breaker ESS  
General Data  
Operating temperature range -25° C - +60 ° C
Topology Transformerless
Cooling concept convection
Mounting location: inside / outside (IP65) yes / yes
LCD-Display yes
Interface: RS485/remote wireless optional / optional