Key Power's KP-DZ350Q Model, total output power: 350W continuous output, efficiency: 70% typical at full load, hold up time: 16ms at maximum load, and normal input voltage (48VDC).
Power is good with a serious TTL compatible signal out with 100ms to 500ms and nice, Short Circuit Protection (SCP): all output equipped with short circuit protection. The over power protection: the peak power protected to between 110% to 125% of continuous rated power. The Over Voltage Protection (OVP): +6V ± 0.5V.