Nexergy SUN LSI 6.6V 1.1Ah (7.3Wh) Battery Pack — 44018-00 / BAT 2S1P-1 / P36539-06-A

Nexergy SUN LSI battery pack with nominal voltage 6.6V and capacity 1.1Ah (7.3Wh). Identified by part numbers 44018-00, BAT 2S1P-1 and P36539-06-A. Built in a 2S1P cell configuration, this compact module matches the original specifications for SUN LSI applications and replacements.