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The official and recommended micro USB power supply for all micro USB-powered Raspberry Pi computers.

Recommended for Raspberry Pi Zero 2 W.  Will *not* work with the Pi 4B.



Output voltage: +5.1 V DC
Minimum load current: 0.0 A
Nominal load current: 2.5 A
Maximum power: 12.5 W
Load regulation: ±5%
Line regulation: ±2%
Ripple & noise: 120 mVp-p
Rise time: 100 ms maximum to regulation limits for DC outputs
Turn-on delay: 3000 ms maximum at nominal input AC voltage and full load

Short circuit protection
Overcurrent protection

Efficiency: 80.73% minimum (output current from 100%, 75%, 50%, 25%)
Output cable: 1.5 m (59") /  18 AWG
Output connector: micro USB
Voltage range: 100-240 Vac (rated)
96-264 Vac (operating)
Frequency: 50/60 Hz ± 3 Hz
Current: 0.5 A maximum
Power consumption (no load): 0.075 W maximum
Inrush current: No damage shall occur and the input fuse shall not blow
Part number KSA-13B-051250HU
Product number SC0623
Color White

Operating Environment

Operating ambient temperature 

0–40 °C 


Compliance: For a full list of local and regional product approvals, please visit 

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