Products
12V 2A Switching Power Supply Adapter
Sunshine produces high-quality 12V 2A Wall Mount AC-DC Power Adapters, manufactured in our two dedicated factories located in China and Vietnam, allowing us to provide competitively priced 12V 2A Power Adapters in bulk.
Input: Universal 100-240Vac; 50/60Hz
Input Under Voltage Protection
Output: 12V 2A,24W
AC Plug: US EU UK AU Plug
100% tested by Laboratory Testing Equipment
Protection: SCP, OVP, OCP, OTP
Dimensions: 76(L)*51(H)*37(W)mm
Global Certifications: UL FCC CE GS RoHS etc
With over 20 years of experience as a trusted supplier of 12V 2A Switching Power Supply Adapters, we are committed to maintaining high standards in electronics manufacturing and offering excellent bulk pricing.
12V 2A Switching Power Supply Adapter Description
| Product Features | 12V 2A Switching Power Supply Adapter | |
| Input | Input Voltage Range | 100-240Vac |
| Frequency Range | 47-63Hz | |
| Input Current | 0.8A Max | |
| Output | Output Voltage | 12V |
| Output Current | 0-2A | |
| Ripple & Noise | 200mVp-p Max | |
| Voltage Tolerance | 11.4-12.6V | |
| Line Regulation | ±1% | |
| Load Regulation | ±5% | |
| Energy Class | ENERGY STAR VI | |
| Protection | Over load | 3.0A Max |
| Over Voltage | 18V Max | |
| Short Circuit | Protect | |
| Over Temperature | ||
| Input Under Voltage | ||
| Environmental | Operating Temperature | 0℃-40℃ |
| Operating Humidity | 5%-95% | |
| Operating Altitude | 4000m | |
| Safety Approvals | UL | UL60950-1 |
| EMC | Conducted | FCC Part 15 Class B |
| Radiated | FCC Part 15 Class B | |
| Common Mode Noise | ||
| ESD | Air discharge:+/- 15 KV min | |
| Contact Discharge:+/- 8 KV min | ||
| Surge | 1KV | |
| Others | Hi-pot | 3KV Acrms(10mA Max) |
| Insulation Resistance | 500V DC(50MΩ Min) | |
| Leakage Current | 240Vac(0.25mA Max) | |
| Dimensions | 76(L)*51(H)*37(W)mm | |
Features of 12V 2A Switching Power Supply Adapter
12V 2A Switching Power Supply Adapter with High Efficiency
Sunshine’s 12V 2A Switching Power Supply Adapter comes with fixed plug options for EU, US, UK, and AU, offering versatile compatibility. Designed for reliability, this adapter complies with DoE(VI), EU ERP, and CoC5 standards and meets IEC/EN/UL safety approvals. This 12V 2A wall-mounted power supply is perfect for powering various electronic devices, including modems, clocks, printers, LED lights, security cameras, and more.
Overload Protection with high-quality wires
Over-charge/discharge protection
Overheating Protection using a smart chip
Anti-Interference with improved isolation materials
Short-circuit Protection
Fully compatible with original laptops
Strict Quality Control and Testing
Our power supply adapters undergo over 60 rigorous tests to ensure quality and performance, including:
High and low temperature cycle tests
Hot wash tests (high/low temperature)
Salt spray test
Drop and roller tests
Unplugging endurance test
Fire, lightning strike, anti-static tests, and more.
Protection Features
No battery damage
Anti-overheating, surge, and overload protection
Anti-current, flame retardant materials
Anti-over-voltage and anti-short circuit protection

Applications of the 12V 2A Switching Power Supply Adapter
This compact, lightweight, and efficient adapter is ideal for use in various applications, including communication equipment, tablet PCs, LED displays, LED light bars, mobile DVDs, EVD, ADSL, POS machines, multimedia set-top boxes, LCD monitors, small home appliances, battery chargers, video phones, portable computers, satellite receivers, digital photo frames, computer peripherals, electronic games, hubs, mobile communication equipment, bank data equipment, alarm systems, medical equipment, industrial appliances, security engineering, monitoring systems, and more.
12V 2A Switching Power Supply Adapter Certification
Commitment to High-Quality and 100% Safe Power Adapters
At Sunshine, we ensure that all of our power adapters, ranging from 5W to 90W, meet strict safety certifications, including for switch power supplies, USB chargers, Ethernet power supplies, and more. Customer safety and product reliability are always our top priorities.
Our power adapters, manufactured in both our China and Vietnam facilities, comply with all relevant safety specifications for each market, and we provide the necessary safety certifications to help clients meet local inspection requirements.
Sunshine also offers ODM/OEM development services, designing adapters to meet each country’s safety standards. We provide all the documentation and information needed to support smooth certification processes for our customers.

State-of-the-Art, Precise, and Dependable Laboratory Testing Services
The lab at Sunshine boasts an impressive array of advanced and reliable electronic test equipment, including multiple sets of CHROMA series testers, the CHROMA integrated test operating system, FLUKE testers, YOKOGAWA temperature testers and power meters, LECROY oscilloscopes, TESEQ lightning testers, X-Ray fluorescence spectrometers, liquid chromatography machines, an EMC lab, TDR network cable analyzers, FLUKE network cable testers, plugging testers, tension testers, cable swing testers, steel ball drop testers, constant temperature test chambers, salt spray testers, light transmission meters, specific gravity testers, and vibration test benches. We ensure that all our products are equipped with a full range of export licenses, such as UL, CE, RoHS, CCC, and PSE.

Sunshine operates in accordance with ISO9001, TL9000-H, ISO27001, and ISO14001 international Quality Management System certifications. From gathering customer requests for design and development to production and service, we have established a standardized quality assurance system that ensures clear and reliable quality standards in production techniques. We are committed to improving R&D technology and productivity while also implementing improvements and keeping records for each production stage. Our goal is to provide safe, secure, comprehensive, and systematic production management.
Sunshine Two Factories in China and Vietnam
Sunshine Electronics has been a reputable manufacturer and supplier of 12V 2A Switching Power Supply Adapters in China and Vietnam for nearly two decades. We produce high-quality 12V 2A Switching Power Supply Adapters in both countries and also offer customization and design services with a wide range of colors, shapes, and sizes.
Our modern manufacturing services for 12V 2A Switching Power Supply Adapters are designed to reduce your costs, ensure top-notch quality and safety, and help you quickly gain a competitive edge in the market. With over 1200 dedicated employees in China and Vietnam, we strive to serve our overseas customers and provide them with more advantages and opportunities to dominate the market.
Our advanced R&D, rigorous quality control, consistent automated production lines, flexible manufacturing system, and dynamic dispatching in China and Vietnam have earned us reliability and credibility in the industry. This has allowed us to gain more market share and opportunities for our global customers, fostering long-term stable cooperation and maintaining strong friendships with them in Western Europe, North America, Australia, and Asia.
Wholesale 12V 2A Switching Power Supply Adapters
Our OEM 12V 2A Switching Power Supply Adapters are crafted to deliver exceptional service to all our customers, ensuring they enhance your business with their performance. We offer high-quality 12V 2A Switching Power Supply Adapters that can be used in various ways, providing you with flexibility and a competitive edge in the market. Additionally, our portable 12V 2A Switching Power Supply Adapters can be taken anywhere you need them, and their lightweight design makes them easy to carry. By purchasing our wholesale 12V 2A Switching Power Supply Adapters, you can take advantage of their benefits in various applications, giving you a significant edge.
Why Choose Sunshine Electronics for Your 12V 2A Switching Power Supply Adapters?
Flexible Manufacturing and Dispatching Options
Sunshine Electronics is a trusted manufacturer and supplier of 12V 2A Switching Power Supply Adapters in both China and Vietnam. We offer two production lines in both countries, allowing us to meet your high-volume requirements while giving you the option to dispatch your products from either location. All our adapters are of high quality and 100% safe, with identical specifications regardless of where they are produced.
Rigorous Testing and Verification
Our Quick Charge manufacturing processes are streamlined, standardized, and rigorous, ensuring that we always provide high-quality and safe 12V 2A Switching Power Supply Adapters. We use validated and recognized test equipment brands such as FLUKE, Chroma, YOKOGAWA, LECROY, TESEQ, and GwinSTEK in our laboratories and production workshops. Our adapters undergo a series of tests, including EMC testing, high voltage insulation testing, earth loop impedance testing, lightning strike 6KV testing, and high and low-temperature testing, before being dispatched.
Expert Package Design Solutions
Our talented design team handles the packaging and design solutions for 12V 2A Switching Power Supply Adapters from concept to commercialization. We create the perfect appearance design for your adapters, along with matching labeling and packaging services.
Efficient Inventory Management
We offer assistance in inventory management through our order system and delivery options, ensuring that we have available stock for faster delivery to our customers. We promise to solve your urgent needs as soon as possible, leaving a great impression on our packing services.
Comprehensive After-Sales Services
We believe in supporting you throughout your journey with our 12V 2A Switching Power Supply Adapters. Our after-sales services are designed to assist you whenever you need help, ensuring that we are there until the last second of your adapter’s life.
Customizable Options
We offer custom options for your 12V 2A Switching Power Supply Adapters, including color, shape, size, labeling service, and packaging. If you have specific requirements or can’t find what you need, we accept custom orders according to your ideas. Contact us to create the best adapter for your business!
Brand Boosting with Adapter Design
Choosing a suitable design for your 12V 2A Switching Power Supply Adapters can add extra value to your brand. Fashionable, technical, and practical shapes or packages can increase customers’ desire to try your product. Creating a specialized label or design can help create a better and more lasting impression on your target market.
Labeling Services
After completing the production of your 12V 2A Switching Power Supply Adapters, we offer labeling and packaging options to cater to your special needs. We offer different designs and types of packages that can enhance the way your adapters are consumed. Custom labeling services can also be requested to complement your unique needs.
Free Samples
Sunshine Electronics strives to provide the best customer experience throughout the cooperation process. We offer free samples of our high-quality 12V 2A Switching Power Supply Adapters to all clients. After receiving your free samples, you can check and examine them to ensure they meet your requirements. We are confident that you will not regret choosing our premium-quality adapters.
12V 2A Switching Power Supply Adapter FAQ
What is the function of a 12V 2A adapter?
A 12V 2A adapter is designed to convert AC voltage into DC voltage. Its main purpose is to provide the correct voltage, frequency, and current to power a device.
Can I use a 12V 1A adapter for a 12V 2A device?
No, it is not recommended to use a 12V 1A adapter for a 12V 2A device. The adapter must be able to provide the maximum current that the device requires. Using an adapter with a lower current rating may not provide enough power to the device, which could cause it to malfunction or not work properly.
Can I use a 12V 2A charger on a 12V 1.5A or 12V 1A device?
Yes, you can use a 12V 2A charger on a 12V 1.5A or 12V 1A device. The device will only draw the current it needs, and the charger will be able to provide the necessary power.
What is a 2A power adapter?
A 2A power adapter is a device that connects to a standard AC wall outlet and provides two amps of charging power. It is used to charge USB devices and typically includes a USB port to connect the device to the adapter.
Can I use a 12V 3A power adapter on a 12V 2A device?
Yes, you can use a 12V 3A power adapter on a 12V 2A device. The voltage must match, and the adapter must be able to provide at least the maximum current required by the device. Using an adapter with a higher current rating will not harm the device, as it will only draw the current it needs.
What is the difference between 1A and 2A on a power adapter?
The difference between 1A and 2A on a power adapter is the amount of current they can provide. A 1A adapter can provide up to 1 amp of current, while a 2A adapter can provide up to 2 amps of current. The current draw is controlled by the device being charged, so a 1A device will only draw 1A of current from a 2A adapter.
Can I use a 12V 1.5A power adapter on a 12V 2A device?
No, it is not recommended to use a 12V 1.5A power adapter on a 12V 2A device. The adapter must be able to provide the maximum current required by the device, and a 1.5A adapter may not be able to provide enough power.
Are 12V AC adapters interchangeable?
Most AC/DC adapters are not universal and can only be used to power compatible devices. However, some models are designed to work as replacement chargers for a wide range of devices. It is important to check the specifications of the adapter and the device to ensure compatibility.
What does 12V 2A mean?
12V 2A refers to the output voltage and current of a power supply or adapter. It means that the device can provide 12 volts of DC power and up to 2 amps of current. The power output is calculated by multiplying the voltage by the current, so a 12V 2A adapter can provide up to 24 watts of power.
Is a 2A charger a fast charger?
A 2A charger can be considered a fast charger, depending on the device it is being used to charge. Generally, anything above 1000mAh (or 1A) is considered a faster charger than a standard charger. However, it is important to check the specifications of the device and charger to ensure compatibility and to determine the optimal charging rate.




