Specifications Sheet

SMA America, LLC
Toll Free +1 888 4 SMA USA
www.SMA-America.com
CONNUNIT-DUS171815 SMA and Sunny Tripower are registered trademarks of SMA Solar Technology AG. Printed on FSC-certified paper. All products and services described as well as technical data
are subject to change, even for reasons of country-specific deviations, at any time without notice. SMA assumes no liability for errors or omissions. For current information, see www.SMA-Solar.com.
Technical data
Connection Unit
1000 V
Input (DC)
Max. DC voltage 1000 V
Number of input source circuits (strings) 8 (4 + 4)
Input conductor size 14 to 6 AWG
Max. fuse size 20 A
Output (DC)
Output circuits 2
Output conductor size 12 to 1 AWG
Rated output current 2 x 33 A
Maximum output current 2 x 53 A
Protection devices
Touch safe fuse holders ●
Load-break rated output disconnect ●
General data
Dimensions (W / H / D) in mm (in) 466 / 398 / 136 (18.4 / 15.7 / 5.4)
Packing dimensions (W / H / D) in mm (in) 563 / 543 / 240 (22.2 / 21.4 / 9.5)
Weight 10 kg (22 lbs)
Packing weight 11 kg (24 lbs)
Enclosure protection rating Type 3R
Features
Certi󹙍cates and permits UL 1741, CAN/CSA C22.2 107.1-1
● Standard features ○ Optional features — Not available
Type designation CU 1000-US-11