USB Charge Ports
| Link | Picture | Price (5/2022) | Size | USB-PD support | Notes | Power Measurements | Airband Noise |
|---|---|---|---|---|---|---|---|
| Blue Sea USB ports |  |
$27 | no | 12/24V input
5V output 2.1/2.4A per port |
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| Commit Lift USB-A dual port |  |
$70 | no | 12V input
5V output 2.2A 12W per port (Apple compatible) |
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| Electronics International USB-A 4-port |  |
$179 | mounts in standard
2 1/4" round hole |
no | 14V / 28V input
2.1 A (6A total on the 4 charge ports) |
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| Guardian Smartpower series |  |
$269 | yes (on C port) | 5-12V ouput
3.2A |
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| Garmin GSB-15 USB-A dual port |  |
$275 | no | 14V / 28V input
5-12V output 3A or 18W per port |
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| Garmin USB-C USB-A dual port |  |
$399 | yes (on C port) | 14V / 28V input
5-12V output 18W on USB-A port 27W on USB-C port |
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| Garmin USB-C dual port |  |
$399 | yes | 14V / 28V input
5-12V output 27W per port |
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| iFDR USB-A dual port |  |
$269 | no | 5V 2.7A | |||
| Lonestar series |  |
$250-$350 | no | 5V 2.4A | |||
| Quiet Power 100 series |  |
$309 | no | 5V 2.1A | |||
| Powerwerx QC30 | 
|
$30 | mounts in
1 1/8" round hole |
yes (on C port) | PD 18W:
5V 3.1A 7V 2.4A 9V 2.0A 12V 1.5A Quickcharge: Qualcomm QC3.0, Qualcomm QC2.0, BC1.2, Apple, Samsung Adaptive Fast Charging Protocol (AFC), and Huawei Fast Charging Protocol (FCP) |
USB-C:
MacBook Pro: 12.1V, 1.74A, 21.2W iPhone 12: 4.98V, 2A, 10W iPad mini 4: 5.09V, 2.64A, 12.9W Galaxy S8: 8.86V, 1.6A, 14.3W Stratus 3 (not charging) USB-A: MacBook Pro: 5.11V, 0.92A, 4.7W iPad: 5.13V, 2.15A, 11W iPhone 12: 5.1V, 1.55A, 7.6W Galaxy S8: 5.15V, 1.52A, 13.9W Stratus 3 charging / running: 5.11V, 1.17A, 6W (same numbers as with supplied 110V power supply) |
Reference with charger off:
|
| Qidoe Waterproof Fast Charge | 
|
$8.50 | mounts in 2 cm hole | No | 12V/24V Input
QC3.0 3.5-6.5V/3A 6.5-9V/2A 9-12V/1.5A |
USB-A:
MacBook Pro: 5.05V, 0.92A, 4.6W iPad mini 4: 5.06V, 1.8A, 9W iPhone 12: 5,06V, 1.5A, 7.6W Galaxy S8: 9.12V, 1.5A 13.5W Stratus 3 charging / running: 5.05V, 1.18A, 6W (same numbers as with supplied 110V power supply) |
Reference:
Charging an iPad:
|
| Radiant USB-C USB-A dual port Molex Mini50 79540-5067 (seems identical to Radiant at 1/2 price) Molex overview document |
 |
$110 Radiant
$45 Molex |
rectangular
2.6" x 1.8" |
no | USB 1.2 charging (5V only) Apple MFI compliant 10k cycles USB-C output current: 3.0A USB-A output current: 2.4A Automotive compliant Temperature range -40 to +85˚C |
USB-C:
MacBook Pro: 4.96V, 3.2A, 15.9W iPhone 12: 5.04V, 2.7A, 13.6W iPad mini 4: 5.02V, 2.7A, 13.5W Galaxy S8: 5.11V, 2.5A, 12.8W Stratus 3 (not charging) USB-A: MacBook Pro: 5.09V, 0.9A, 4.6W iPad: 5.00V, 2.04A, 10.25W iPhone 12: 5.04V, 1.6A, 8W Galaxy S8: 5.04V, 1.64A, 8.2W Stratus 3 charging / running: 5.07V, 1.2A, 6.1W (same numbers as with supplied 110V power supply) |
Scan shows no RF noise in the air band. There are some peaks that are different compared to the reference but that is because the scan was done at a different point of time. Turning the charger on and off and watching the realtime scan, no change is observable, no new peaks, no raised noise floor.
|
| Stein Air USB-A dual port, rectangular | 
|
$45 | 0.94" w x 1.85" h x 2.48" d | no | 12V / 24V input
5V 2.4A output Temperature range -20 to 45˚C |
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| Stein Air USB-A dual port, round
(Bluesea) |
|
$55 | Mounts in a 1 1/8 inch (29 mm) hole. | no | 12V / 24V input
5V 2.4A output |
