PBB2S-13-3.5-MK-II Powerbox 13.8 VDC DC UPS Battery Charger - 3.25 A
The PBB2S-13-3.5-MK-II is a Powerbox PBB2S MK II DC UPS and battery charger with a 13.8 VDC output and 3.25 A output current. Battery backup operation, 0.25 A typical battery charging current limit, lead-acid battery support, Mains/DC OK and Battery OK alarm contacts, and a lightweight aluminium enclosure.
It is designed for compact security, access-control, and automation power systems that need mains supply with battery backup in a small wall-mountable format. The self-resetting battery fuse, overcurrent, short-circuit, overvoltage, and overtemperature protection support practical serviceability in low-voltage DC installations.
Key Features
- Delivers compact DC UPS functionality for small security and control loads.
- Battery status and mains/DC OK contacts support clearer system monitoring.
- Aluminium enclosure keeps the charger platform lightweight for wall installations.
- Protection functions help the supply recover from common electrical fault conditions.
- Current-limited taper charging supports connected lead-acid battery backup.
- Catalogue Family:
- UPS
- Output Voltage:
- 13.8 VDC
- Output Current:
- 3.25 A
- Battery Voltage:
- 13.8 VDC float for 12 V battery
- Battery Charging Current Limit:
- 0.25 A typical
- Nominal Input Voltage:
- 115-240 Vac
- Case Size:
- 219 x 115 x 62 mm
- Weight:
- 600 g
- Operating Temperature:
- -10 to 70 degrees C
- Product Type:
- UPS
