Pair of Visonic Siren Battery MCS-740 SR-740 PG2 PowerMax Bell Box 2XER18505M

Visonic PowerMax Siren Batteries 2XER18505M

The Visonic MCS-740 alarm siren comes fitted with two ER18505M lithium battery packs. This model is 3.5Ah which lasts 2-3yrs in normal operation and is not rechargeable.
The MCS-740 and SR-740 PG2 must have 2 battery packs installed and this is a pair of the batteries required.

Specification:
Type: Lithium 18505 Battery, ER18505M
P/N: 103-304742, 2XER18505M
Spec: H 51mm x W 38mm x D 19mm. 50mm cable
Shelf life: > 10 years

Compatibility:
Compatible with the following Visonic sirens: MCS-740, SR-740 PG2