SMA Sunny Boy 2.5-40


*Price mentioned here as per Ex. w/h, Jebel Ali, Dubai and exclusive of shipping cost. We will update you the shipping cost as we proceed with your order.


Pv String Inverter For Single-Phase Grid Feed-In, Pac,R/Sac, Max 2.5Kw/2.5Kva, Transformerless, With Wlan And Speedwire/Webconnect Communication Interface Incl. SMA Modbus And Sunspec Protocol, Integrated Web Server, Dc Connection Sunclix, Incl. Dc Disconnect

  • Power phase: Single Phase

Delivery Time:

1 week

The Sunny Boy 2.5 is the perfect inverter for customers with small PV systems. Thanks to its broad input voltage range of 80 V to 600 V, its versatility, flexibility in module compatibility and low weight for easy installation are impressive. After smooth commissioning via the integrated web interface, the Sunny Boy 2.5 is ideal for local monitoring via the device’s own wireless home network or for online monitoring with Sunny Portal or Sunny Places. Thanks to its integrated SMA Smart Connected service, this inverter offers ease and comfort for PV system operators and installers. The automatic inverter monitoring by SMA analyzes operation, reports irregularities and thus minimizes downtime.

Technical Data Sunny Boy 2.5
Input (DC)
Max. PV array power 5000 Wp
Max. input voltage 600 V
MPP voltage range 260 V to 500 V
Rated input voltage 360 V
Min. input voltage / initial input voltage 50 V / 80 V
Max. input current per string 10 A
Max. short-circuit current per string 18 A
Number of independent MPP inputs / strings per MPP input 1 / 1
Output (AC)
Rated power (at 230 V, 50 Hz) 2500 W
Max. apparent power AC 2500 VA
Nominal AC voltage 220 V / 230 V / 240 V
Nominal AC voltage range 180 V to 280 V
AC grid frequency / range 50 Hz, 60 Hz / −5 Hz to +5 Hz
Rated grid frequency / rated grid voltage 50 Hz / 230 V
Max. output current 11 A
Power factor at rated power 1
Adjustable displacement power factor 0.8 overexcited to 0.8 underexcited
Feed-in phases / connection phases 1 / 1
Max. efficiency / Euro-eta 97.2 % / 96.7 %


• One-person installation due to lowweight of 9.2 kg
• Compact design means minimumspace requirements

High Yields

• Use of surplus energy throughdynamic active power limitation
• Shade management with OptiTracGlobal Peak


• Wide input voltage range
• Intelligent energy managementand storage solutions can beadded anytime
• Can be combined with TS4-R com-ponents for module optimization

Easy to Use

• 100% plug and play installation
• Free online monitoring via SunnyPlaces
• Automated service thanks toSMA Smart Connected