Visonic Siren Battery MCS-740, SR-740 PG2, PowerMax Bell Box 2XER18505M 103-304742

Visonic PowerMax Siren Battery 2XER18505M

This is a single 2XER18505M battery pack and the 2X on the code refers to the 2 cells inside the pack that make it up.
The Visonic MCS-740 alarm siren comes fitted with two 2XER18505M 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 it is a good idea to check before ordering.

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

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