About this replacement
Designed for DSC, ADT devices. Compatible models include Impassa SCW9055 Self-Contained 2-Way Wireless Security System, Impassa SCW9057 Self-Contained 2-Way Wireless Security System, SCW9057G-433, ADT Impassa wireless alarm systems. Replacement part numbers include OSA273, BH7236-SS, 17000145, 17000152. Key specifications: 7.2V, 3600mAh, Ni-MH.