The most comprehensive option in the Brooks FTTH portfolio is the Field Installation Kit. The kit offers utility personnel a turn-key package for installation of the battery backup power supply, battery, adapter, and wiring in one convenient package. The Brooks EK-4J-SP4995-C-S2 adapter (included in the kit) provides an integrated power supply for converting the utility line voltage to 12V. The lower voltage is used to charge and recharge the battery backup device required for most FTTH installations. Kit includes: EK-4J-SP4995-C-S2 Adapter, Brooks 10- 9090 Handi-Ring, CyberPower 12V Battery Backup Unit, 7.2aH Rechargeable Battery and 10’ of Cable.