Battery pack for Visonic wireless sirens:
Comprises 2 x 2 cell packs of ER18505M, each cell is rated at 3.6v, 3.5Ah.
This battery is compatible with the following Visonic wireless sirens:
Powermaster SR-740 PG2
Powermaster SR-740 HEX PG2
NOTE: Not compatible with Visonic Powermax MCS-710 & MCS-730 sirens
Visonic Powermax/Powermaster Siren Battery Twin Pack (K-305177)
This is a restricted item. Mainland UK delivery only.