A 12V AC DC Adapter is a power conversion device designed to convert AC mains electricity into stable DC power for electronic equipment. It provides a convenient and reliable power source for devices that require low-voltage DC input, making it widely used in consumer electronics, home appliances, LED lighting, security systems, networking equipment, and other electronic applications.
The 12V AC DC Adapter can provide a 12V DC output for compatible equipment while supporting a wide AC input range. For applications that require different voltage levels, the HJ-0802D AC-DC Power Adapter supports multiple output options, including 5V, 7.5V, 9V, 12V, and 15V, with a maximum output power of 18W.
As an experienced 12V AC DC Adapter manufacturer and supplier, we provide OEM and customized Power Adapter solutions for electronic product manufacturers, distributors, importers, and other B2B customers.
A 12V AC DC Adapter converts alternating current (AC) from a household or commercial power outlet into direct current (DC) suitable for electronic devices. While AC electricity is commonly supplied through mains power, many electronic devices require a stable low-voltage DC input to operate safely and consistently.
A typical 12V AC to DC Adapter uses internal electronic circuits to perform voltage conversion, rectification, regulation, and protection. The resulting DC output can then be supplied to compatible equipment through a DC connector.
For example, devices such as routers, surveillance cameras, LED lighting systems, small electronic equipment, and certain household appliances may require 12V DC power.
The main function of a 12V Power Adapter is therefore to provide a stable and appropriate DC power source while helping protect connected equipment from common electrical problems.
When selecting a 12V DC Adapter, voltage, output current, connector type, polarity, input voltage range, and power requirements should all be matched with the target device.
The HJ-0802D is an OEM AC-DC Power Adapter designed for applications requiring flexible low-voltage DC power. Its multi-output design allows different voltage levels to be selected according to the requirements of the connected device.
| Parameter | Specification |
|---|---|
| Model | HJ-0802D |
| Type | AC-DC Power Adapter |
| Custom Processing | OEM |
| Certification | CE / RoHS |
| Input Voltage | AC 100–240V |
| Input Frequency | 50/60Hz |
| Output Voltage & Current | 5V 3A, 7.5V 2A, 9V 2A, 12V 1.5A, 15V 1.2A |
| Maximum Output Power | 18W |
| Working Efficiency | ≥80% |
| Working Temperature | -20°C to +50°C |
| Storage Temperature | -20°C to +80°C |
| Humidity | 10%–90% RH |
| Protection Functions | Overvoltage, short circuit, overload, temperature protection |
| Customization | Parameters can be customized according to requirements |
The 12V output configuration provides up to 12V 1.5A, making it suitable for compatible low-power electronic devices. For equipment requiring other voltage levels, the same adapter platform can provide 5V, 7.5V, 9V, or 15V output options.
For projects with different electrical requirements, customized specifications can also be discussed with our engineering team.
A 12V AC to DC Adapter can be used in a wide range of electronic and electrical applications where a regulated low-voltage DC power source is required.
Many household electronic products require external DC power rather than direct AC mains input. A 12V Power Adapter can provide a convenient power solution for compatible routers, network devices, LED lighting products, compact audio equipment, desktop electronics, and small appliances.
Using an external AC-DC adapter can also simplify the internal power architecture of electronic products and make equipment easier to install or replace.
Certain computer peripherals and office devices use external DC power supplies. Depending on the equipment's electrical requirements, a 12V DC Power Adapter can provide the required voltage for compatible monitors, scanners, powered hubs, networking equipment, and other peripherals.
Before selecting an adapter, the device's rated voltage and current should always be checked to ensure electrical compatibility.
Security and surveillance equipment is another common application for low-voltage DC power supplies. Compatible CCTV cameras, DVR/NVR equipment, alarm systems, and other security electronics may require stable DC power for continuous operation.
A reliable 12V AC DC Adapter can provide an external power source for compatible surveillance equipment while incorporating protection functions against overvoltage, short circuit, overload, and excessive temperature.
LED strips, compact LED lighting systems, controllers, and other low-voltage lighting products commonly require DC power. A suitable 12V AC DC Adapter can convert mains AC electricity into the DC voltage required by the lighting system.
For LED applications, the adapter's output voltage, current capacity, connector, and total power should be selected according to the lighting system's specifications.
A 12V AC to DC Power Adapter can also be used as an external power source for compatible development boards, controllers, motor-related equipment, LED projects, and other low-voltage electronics.
For OEM product development and small electronic systems, an external power adapter can simplify power conversion and reduce the need to design an AC mains circuit directly into the end product.
The HJ-0802D supports an AC100–240V input range at 50/60Hz, making it suitable for use across different mains power environments.
This wide input range allows the 12V AC DC Adapter platform to support a variety of international applications without requiring a narrow input-voltage design.
Although 12V is a common requirement, different electronic products may require different DC voltages.
The HJ-0802D supports:
5V 3A
7.5V 2A
9V 2A
12V 1.5A
15V 1.2A
This multi-voltage design provides greater flexibility for product manufacturers and distributors working with different electronic devices.
The adapter is designed to convert AC mains electricity into regulated low-voltage DC power for compatible electronic equipment.
Stable voltage conversion is important because excessive voltage fluctuations or unsuitable power parameters can affect electronic components and equipment performance.
The HJ-0802D incorporates several protection functions, including:
Overvoltage protection
Short circuit protection
Overload protection
Temperature protection
These protection mechanisms help improve operational safety and protect both the power adapter and connected equipment under abnormal operating conditions.
As an OEM power adapter solution, the HJ-0802D can be integrated into different product applications according to project requirements. Its 18W maximum output makes it suitable for a variety of low-power electronic applications.
For products requiring different voltage, current, power, or mechanical specifications, customized solutions can be developed according to the application.
Different electronic products have different power requirements. A standard 12V AC DC Adapter may not always provide the exact combination of voltage, current, connector, enclosure, or electrical specifications required for a particular project.
As an OEM power adapter manufacturer, we provide customized solutions for B2B customers.
Customization can be developed according to requirements such as:
Input voltage
Output voltage
Output current
Output power
DC connector
Cable configuration
Protection functions
Housing design
Electrical specifications
Product labeling
Packaging
Whether you are developing a new electronic product, sourcing power adapters for an existing product line, or purchasing in bulk, our team can work with your technical requirements to provide a suitable custom 12V Power Adapter solution.
Choosing the right 12V AC DC Adapter Manufacturer is important for businesses that require stable product quality, consistent specifications, and reliable B2B supply.
As a professional AC DC Adapter Manufacturer and Supplier, we focus on power conversion products for electronic equipment and OEM applications. Our power adapters are designed for applications where stable AC-to-DC conversion and reliable protection are required.
We support:
OEM power adapter production
Custom AC-DC adapter solutions
Bulk and wholesale orders
Product specification customization
B2B project development
Electronic equipment applications
International sourcing requirements
For distributors, importers, electronic product manufacturers, and system integrators, we can provide a factory-direct sourcing option for 12V AC DC Adapters and other AC-DC power supply products.
If you are looking for a 12V AC DC Adapter Supplier for an existing product or a new OEM project, please provide your required input voltage, output voltage, output current, power, connector, and application. Our team can recommend a suitable power solution based on your requirements.
A 12V AC DC Adapter converts AC mains electricity into 12V DC power for compatible electronic devices. Common applications include networking equipment, surveillance systems, LED lighting, small appliances, and other low-voltage electronics.
An AC DC Adapter is a general term for a device that converts AC power into DC power. A 12V Power Supply specifically provides a 12V DC output. Therefore, a 12V AC DC Adapter is one type of AC DC power supply designed for equipment requiring 12V DC input.
No. The HJ-0802D is a multi-output AC-DC Power Adapter. It supports 5V 3A, 7.5V 2A, 9V 2A, 12V 1.5A, and 15V 1.2A output configurations, with a maximum output power of 18W.
Yes. OEM customization is supported. Depending on project requirements, parameters such as input voltage, output voltage, output current, output power, connector, cable, protection functions, and other product specifications can be customized.
It can be used for compatible LED lighting products that require 12V DC input. The adapter's output voltage, current, and total power must match the requirements of the LED system.
Check the device's required output voltage, current, power, connector size, connector polarity, and input voltage requirements. The adapter should meet or exceed the device's required current and power capacity while maintaining the correct voltage and connector configuration.
Yes. As a 12V AC DC Adapter Manufacturer and Supplier, we support OEM, bulk, and B2B sourcing requirements. Contact us with your product specifications and purchasing requirements for a suitable solution.
A: It converts AC (Alternating Current) from a wall outlet to 12V DC (Direct Current) for powering various electronic devices.
A: Common devices include routers, LED strips, speakers, and security cameras that require 12-volt power.
A: Ensure the voltage (12V) matches your device. The current (Amps/A) of the adaptor must meet or exceed your device's requirement.
A: Yes, if the voltage, polarity (e.g., center-positive), and connector size match your device's specifications.
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