Picobox X3-ATX-300 Mini

The Picobox X3-ATX-300 Mini is 300W PicoPSU power supply for small form factor PCs. The X3-ATX-300 supports wide range AC input voltages between 16~24V. The X3-ATX-300 Mini is most commonly compared to HDPLEX.

MODELPicobox X3-ATX-300 Mini
DIMENSIONS125 x 63 x 29mm (L x W x H)
OUTPUT300W
VOLTAGE16 – 24V
EFFICIENCY90%
OPERATING TEMPERATUREPlaceholder
INPUT CONNECTOR7.4*5.0mm w/center PIN
SAFETYOver Voltage Protection
Over Current Protection
Over Temperature Protection

The Picobox X3-ATX-300 uses 7.4 *5mm power input, so only AC Adapters with 7.4*5.0mm w/center PIN input connector are supported. They must also have a voltage between 16~24V.

COMPARISON PICOBOX X3-ATX-300HDPLEX 400W
DIMENSIONS125 x 63 x 29mm (L x W x H)160 x 51 x 26mm (L x W x H)
OUTPUT300W400W (110~130% peak)
VOLTAGE16~24V16~30V
EFFICIENCY90%94%
OPERATING TEMPERATURE  -10C~70C
INPUT CONNECTOR7.4*5.0mm w/center PIN7.4*5.0mm w/center PIN
SAFETYOver Voltage Protection
Over Current Protection
Over Temperature Protection
Overload Protection
Over Voltage Protection
Over Current Protection
Short Circuit Protection

PicoPSUs come in two types, 12V only and wide voltage range. 12V only supports 12V AC adapters, which commonly max out at 200~240W and become expensive above 200W. Wide voltage PicoPSUs support range of voltages, commonly between 16 – 28V. Most high wattage AC adapters are typically 19.5V.

Rating: 4 out of 5.

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