AC/DC Adapters
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12.6V 2A Li-ion Battery Charger - 5.5x2.1mm DC Plug, UK Plug
Regular price HK$59.00Regular priceSale price HK$59.00 -
Maxpower TF260XJ 200W GaN USB Charger - 6-Port Smart Dynamic Charging
Regular price HK$318.00Regular priceSale price HK$318.00 -
DC 5V 2A Power Adapter Charger - 3.5mm x 1.35mm Universal
Regular price HK$45.00Regular priceSale price HK$45.00 -
36V 2A Power Adapter Charger | 5.5x2.1mm DC Output
Regular price HK$99.00Regular priceSale price HK$99.00 -
12V 5A Universal AC/DC Power Adapter - 5.5x2.5mm / 5.5x2.1mm DC Plug
Regular price HK$99.00Regular priceSale price HK$99.00 -
12V 3.5A Universal AC/DC Power Adapter - 5.5x2.1mm DC Plug
Regular price HK$99.00Regular priceSale price HK$99.00 -
12.6V 5A Smart Li-ion Battery Charger for 3-Series 18650 Packs
Regular price HK$129.00Regular priceSale price HK$129.00
Collection: AC/DC Adapters
Reliable AC/DC Adapters and Replacement Power Supplies
Finding the correct replacement power source is critical for the longevity and safety of your electronic devices. Our comprehensive collection of AC/DC adapters, switching power supplies, and battery chargers covers a vast range of voltage and amperage requirements. Whether you have lost the original power brick for a gaming monitor, need a specific replacement power supply for a cordless vacuum, or require a reliable 12V source for CCTV systems, we have the solution.
How to Choose the Correct Power Adapter?
Replacing a "fire bull" (power adapter) requires checking four key specifications to ensure compatibility and prevent damage:
- Voltage (V): This must match your device exactly (e.g., if your device needs 19V, you must use a 19V adapter).
- Amperage (A): The adapter's amperage must be equal to or higher than what your device requires. A 5A adapter can safely power a 2A device, but not vice versa.
- Connector Type: The plug size (e.g., 5.5x2.1mm, USB-C) must fit your device's port securely.
- Polarity: Ensure the center pole polarity (usually Center Positive) matches your equipment.
Wide Application & Universal Solutions
Our inventory includes specialized and universal options designed for various applications:
- Standard Voltages: Extensive stock of 5V, 9V, 12V, and 24V adapters for general electronics and LED strips.
- Device-Specific Chargers: Dedicated chargers for Li-ion batteries, Dyson vacuum cleaners (V10-V15), and branded monitors (Samsung, LG, Sony).
- Universal Adapters: Adjustable power supplies with multiple interchangeable tips, perfect for troubleshooting or powering legacy devices.