AC/DC Adapters
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5.5x2.1mm Female to Male DC Power Adapter Cable | 5 Tip Sizes
Regular price HK$8.00Regular priceSale price HK$8.00 -
6V 2A AC Power Adapter (UK Plug) | 5.5x2.1mm DC Switching Power Supply
Regular price HK$39.00Regular priceSale price HK$39.00 -
25.2V 3A Li-ion Battery Charger | 5.5x2.5mm/2.1mm Plug for 6S Battery
Regular price HK$99.00Regular priceSale price HK$99.00 -
24V 5A AC/DC Power Adapter (120W) | 5.5x2.5mm & 2.1mm DC Plug
Regular price HK$129.00Regular priceSale price HK$129.00 -
5V Industrial Switching Power Supply (3A - 30A) | AC to DC Transformer
Regular price From HK$30.00Regular priceSale price From HK$30.00 -
12V Industrial Power Supply Unit (1A to 40A) | Reliable DC Transformer
Regular price From HK$19.00Regular priceSale price From HK$19.00 -
21V 1A Lithium-Ion Battery Charger | 5.5x2.1mm DC Plug
Regular price HK$85.00Regular priceSale price HK$85.00 -
Maxpower JP700G 70W GaN Universal Travel Adapter | 4-Port USB-C
Regular price HK$208.00Regular priceSale price HK$208.00Sold out -
12V 3A AC/DC Power Adapter (UK Plug) | 5.5mm x 2.1mm
Regular price HK$88.00Regular priceSale price HK$88.00 -
12.6V 1.5A Li-ion Battery Charger (UK Plug) - 5.5mm x 2.1mm Tip
Regular price HK$45.00Regular priceSale price HK$45.00 -
27V 1A Power Supply Adapter | UK Plug | 5.5mm x 2.1mm Tip
Regular price HK$78.00Regular priceSale price HK$78.00 -
22V 1A Vacuum Cleaner Power Adapter (5.5x2.1mm Plug, UK Type-G)
Regular price HK$78.00Regular priceSale price HK$78.00 -
5V 3A AC/DC Power Adapter (UK Plug) - 3.5mm x 1.35mm Connector
Regular price HK$49.00Regular priceSale price HK$49.00Sold out -
15V 2.8A AC/DC Power Adapter - 5.5mm x 2.1mm Connector
Regular price HK$65.00Regular priceSale price HK$65.00 -
6V 1A Power Adapter (AC/DC Charger) - 5.5mm x 2.1mm DC Connector
Regular price HK$30.00Regular priceSale price HK$30.00 -
8-in-1 Universal DC Power Adapter Tips Set (5.5x2.1mm Female Jack)
Regular price HK$22.00Regular priceSale price HK$22.00
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.