smartPower 250 | Dual USB Ports



The TSO'd smartPower 250 panel-mounted dual USB Type-A charging port is designed to provide reliable power in the cockpit for charging mobile devices such as smartphones and tablets. The "smart charging" feature adjusts the output amperage to meet the power requirements of the unit being charged reducing the risk of overheating or overcharging. 

The smartPower provides 2.7 amps at 5 VDC (12 watts) for each USB port. The power supply is designed to be small and unobtrusive. This smartPower 250 (PN 250-101RD/75-1) has a round faceplate with dual USB ports and conveniently fits into a standard cigarette lighter socket panel cutout.

Estimated delivery: July 18th - July 23rd
Part Number: 250-101RD/75-1 Category:

Guardian Avionics smartPower 250 Dual USB Ports Features

  • Keeps USB charged devices powered including smartphones, tablets, GPS units, and cameras
  • Round faceplate that fits in a standard cigarette lighter socket panel cutout
  • Green LED backlit ports for easier use in night flying conditions
  • EMI shielding eliminates interference
  • Reverse polarity protection
  • Approved for installation in CFR Part 23 aircraft and Part 27/29 rotorcraft as Non-Required Safety Enhancing Equipment (NORSEE), requiring only a logbook entry as a minor alteration

Additional information

Weight 0.1625 lbs
Dimensions 1.5 × 1.5 × 2.1 in
Output Current

2 amps per port

Input Voltage

9 VDC – 48 VDC

Output Voltage

5 VDC ±0.25 per port (12 watt)


Reverse Polarity Protection
EMI Filter
Green LED Internal Backlighting


smartPower 250 USB Port Installation Manual


smartPower 250 Dual USB

smartPower 250 | Dual USB Ports