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SMA Sunny Boy SB240-US-99-10 > 240 Watt 240 VAC MICRO Inverter
SMA Sunny Boy 240-US - 240 Watt 240 VAC MICRO Inverter


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Product Code: SMA-SB-240-US-10


SMA Solar 240 Watt 240 VAC Micro Inverter

SMA's take on the micro inverter is assembled in the US. It features a trunk-cable free design to make the system even simpler!


Model Sunny Boy 240-US / SB240-US-99-10
Series Sunny Boy Micro
Manufacturer SMA Solar


Type Grid Tie / Micro Inverter
Operating Temperature Range -40° C - 65° C
Enclosure NEMA 3R
Cooling Convection
Dimensions (W x H x D) 7.4" x 8.6" x 1.7"
Weight 2.9 lbs
Shipping Method Ground

Input (DC)

Recommended PV Power (STC) 250 W
Max Voltage 45 V
Peak Power Tracking Voltage 23 V - 32 V
Min Start Voltage 23 V
Max Current 8.5 A

Output (AC)

Maximum Output Power 240 W
Nominal AC Voltage 120 V
Voltage Range 211 V - 264 V
Frequency 60 Hz
Max Current 1 A


Data Sheet SMA SB240 and Multigate

Detailed Description

SMA's Sunny Boy micro inverter system enhances design flexibility for installers in the U.S. and across the globe. It features simple installation, an innovative communications platform and is especially applicable for residential systems and rooftops with complex, shaded situations. Superior reliability is achieved with the groundbreaking introduction of the Sunny Multigate-US, which allows for fewer components exposed to heat stress under the module and greatly improves communication reliability versus other micro inverter systems. An improved cabling concept further elevates the Sunny Boy 240 from the competition by eliminating the need for a trunk cable.

  • Mulitgate technology allows for reduced component count
  • Private band powerline for highly reliable communications
  • Overvoltage protection enhances durability
  • Ideal for complex roofs
  • Pre-assembled AC plugs and connection cables
  • Multiple DC connector options and daisy chain configuration
  • The Sunny Multigate is a reliable, distortion-free solution
  • Module-level, customized reporting through Sunny Portal
  • Remote monitoring via the Internet or iPhone and Android apps
  • 30 year history and strong financials create stability and ensure full warranty support
  • German engineered, assembled in the USA for unmatched quality

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