12V DC power supply can provide a power source for any electronic device that has an M-type barrel and requires 12 volts and up to 2 amps of power.
Specifications:
Input Voltage: 100-240V AC, 50/60Hz
Output Voltage: 12V DC
Output Current: 2A (2000mA)
Power Output: 24W (12V × 2A)
Polarity: Typically center-positive (⚡—●—◯) but can vary
Connector Type: Varies, common sizes include:
5.5mm outer diameter / 2.1mm inner diameter (most common)
5.5mm outer diameter / 2.5mm inner diameter
Other custom connectors (barrel plug, DC jack, etc.)
Physical and Safety Features:
Cable Length: Usually 1m - 1.5m (varies by manufacturer)
Plug Type: Based on region (US, EU, UK, AU, etc.)
Efficiency: Typically 80% or higher
Overcurrent Protection (OCP)
Overvoltage Protection (OVP)
Short Circuit Protection (SCP)
Over-temperature Protection (OTP)