Pulsar PSB-12V20A Buffer Power Supply 12V 20A 276W High-quality Pulsar product! . Power supply features: . uninterruptible DC power supply 13.8V/20A; wide AC supply voltage range 200-240V; high efficiency 86%; built-in power factor correction (PFC); battery charge and maintenance control; deep discharge battery protection (UVP); battery charging current 2A/4A8/A, jumper selectable; optional equipment: PKAZ168 external LED optical indication set, DIN4 mounting plate; battery output protection against short circuit and reverse connection; LED optical indication; protections: - SCP short circuit protection. - OVP overvoltage protection. - overvoltage (AC input). - OLP overload protection. - OHP overheat protection.; Description: . The buffer power supply is designed to provide uninterrupted power to devices requiring a stabilized voltage of 12 V DC (+/- 15%). The power supply provides a voltage of 13.8 V DC with a current efficiency. 1. Output current 18A + 2A battery charging. 2. Output current 16A + 4A battery charging. 2. Output current 12A + 8A battery charging. Total current of the receivers + battery is max. 20A. Technical data: . Power supply: 200 240V AC; 1.5A; 50/60 Hz; Inrush current: 60A; Power supply power: 276W; Efficiency: 86%; Power factor PF: 0.95; Output voltage (factory settings): 11V13.8V DC buffer operation; 9.5V13.8V DC battery operation; Output current: 18A + 2A battery charging; 16A + 4A battery charging; 12A + 8A battery charging; Output voltage adjustment range: 13.5-14.5VDC; Ripple voltage: 150mV p-p max.; Current consumption for the PSU's own needs (during float operation): approx. 25mA; Battery charging current: 2A or 4A (jumper selected); SCP short circuit protection: electronic, automatic return; OLP overload protection: 105-150% of PSU power, automatic return; OLP battery circuit protection: T20A fuse; Overvoltage protection: varistors; Overvoltage protection OVP: 19 V (activation requires disconnecting the power supply for approx. 1 minute); Battery protection against excessive discharge UVP: U