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China factory - Shenzhen Keysun Technology Limited

Shenzhen Keysun Technology Limited

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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  3. 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for

  1. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
  2. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
  3. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
  4. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
  5. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
  6. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for
  7. China 12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for

12V 3A Wall Power Adapter with Short Circuit Protection and UL Certification for

  1. MOQ： 100 pieces
  2. Price： The price is negotiable
  3. Get Latest Price
dc connector 5.5*2.1mm, or custom
Payment Terms T/T
Supply Ability 300000pcs/month
Delivery Time 15-20 days
Packaging Details Small box and Carton
input 100-240V AC 50/60Hz
protection short circuit, over voltage, over current
usage led lighting, lcd monitor, cctv camera, etc.
dc cable 1.2m, or custom
Output Voltage 12V
certificate cUL UL CE TUV GS FCC KC SAA RoHS CB C-Tick RCM PSE
Output Type Single Phase
Output Current 3000mA
Place of Origin Guangdong, China
Brand Name KSPOWER
Model Number KS39DU-xxxyyyy
Certification UL cUL FCC CE GS KC PSE SAA RoHS CB UKCA etc

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  1. Product Details
  2. Company Details

Product Specification

dc connector 5.5*2.1mm, or custom Payment Terms T/T
Supply Ability 300000pcs/month Delivery Time 15-20 days
Packaging Details Small box and Carton input 100-240V AC 50/60Hz
protection short circuit, over voltage, over current usage led lighting, lcd monitor, cctv camera, etc.
dc cable 1.2m, or custom Output Voltage 12V
certificate cUL UL CE TUV GS FCC KC SAA RoHS CB C-Tick RCM PSE Output Type Single Phase
Output Current 3000mA Place of Origin Guangdong, China
Brand Name KSPOWER Model Number KS39DU-xxxyyyy
Certification UL cUL FCC CE GS KC PSE SAA RoHS CB UKCA etc
High Light LED Lighting 12V 2A Power Adapter ，Portable 12V 2A Power Adapter ，CCTV Cameras 12v 2a power supply
12V 3A Wall Adapter for Car Vacuum & Cooler
This versatile 12V 3A wall adapter provides reliable power for automotive accessories and various electronic devices with comprehensive safety features and global certifications.
Technical Specifications
Output Mode: Constant voltage
Input Voltage: AC100-240Vac, 50/60Hz or 220-240Vac, 50/60Hz
Output Range: DC5V-36V, 0.01A-4A, 48W Max
Protections: Short circuit, over current, over voltage
Energy Efficiency: DOE, CEC, ERPII MEPS GEMS
Operating Environment: 0-40℃, 5%-95% RH
Certifications: UL, cUL, FCC, GS, CCC, CQC, KC, PSE, UKCA, SAA, C-tick, RCM, RoHS, CB
Regional Specifications
Country Max. Watt Voltage Range Current Range Safety Standard
US 48W DC5-36V 0.01A-4.0A EN62368/UL 1310
EU 48W DC5-36V 0.01A-4.0A EN62368
UK 48W DC5-36V 0.01A-4.0A EN62368
AU 48W DC5-36V 0.01A-4.0A EN62368
KR 48W DC5-36V 0.01A-4.0A EN62368
JP 48W DC5-36V 0.01A-4.0A EN62368
CN 48W DC5-36V 0.01A-4.0A CCC-GB 4943.1-2022/CQC-GB 4343.1-2018;GB/T 4343.2-2020
12V 3A Wall Adapter product illustration
Key Features
  • Single channel constant voltage power supply
  • 100% full load burn-in testing
  • Passes LPS (limited power source) requirements
  • 3-year comprehensive warranty
  • Class II power design (without earth pin)
  • Compact size with fully enclosed PC plastic case
  • Fast startup time: <3 seconds
  • High energy efficiency: DOE/CEC/ErP/MEPS/NRcan Level VI
  • Automatic safety protections for over current, over load, and short circuit

FQA

Q: What is the max power of this adapter?
A: Max 24W, constant‑voltage output DC 5‑36V, 0.01‑3A, single‑channel.
Q: What certifications do you have?
A: UL/cUL, FCC, GS, UKCA, KC, PSE, CCC, SAA, RCM, CB, RoHS. Complies with DOE, ErP II, MEPS, GEMS, also passes LPS requirement.
Q: Is this Class‑II power supply? Ground pin needed?
A: Yes, Class II power, no earth pin required.
Q: What plugs can I get?
A: AC plugs for US, EU, UK, AU, KR, JP, CN, Brazil, India etc.
Various DC tips are optional & customizable: 5.52.1, 5.52.5, XLR
Q: Does it have safety protection?
A: Built‑in short‑circuit, over‑current, over‑voltage & over‑load auto protections.
Q: Where can this adapter be applied?
A: For LED strips, router, amplifier, audio‑video device, electric grill oven and other indoor electronics. Indoor use only, not waterproof.
Q: What is operating condition?
A: Working temp: 0‑40℃, humidity: 5%‑95% RH.
Q: Do you test goods before shipping?
A: 100% full‑load burn‑in test for every unit, start‑up time＜3s.
Q: How long is warranty?
A: 3‑year warranty.
Q: Support OEM & ODM?
A: Yes, custom label, packaging and housing are available.
Q: Input voltage range?
A: AC 100‑240Vac wide voltage for global markets.

Why choose us?
• Global Full Certifications
UL/cUL, FCC, UKCA, KC, PSE, CCC, RCM, CB, RoHS approved. Meet DOE / ErP II / MEPS energy‑efficiency standards, pass LPS, ready for worldwide sales.
• Strict Quality Control
100% full‑load burn‑in testing. Multiple automatic safety protections. Class‑II double‑insulated compact PC enclosed housing

 • Wide Global Compatibility
AC 100‑240Vac wide input. Multi‑country AC plugs & customizable DC tips. 5‑36V 24W max output, fits various indoor electronic equipment.

• Flexible OEM & ODM
Custom label, package and casing to build your own brand.

Compatible AC Plugs
US, EU, UK, AU, Korea, Japan, China, Brazil, India, Argentina and other regional standards
Available DC Connectors
5.5*2.1mm, 5.5*2.5mm, 4.0*1.7mm, 3.5*1.35mm, 2.5*0.7mm, XLR, and other customizable options
Applications
Ideal for electric grill ovens, LED strips, audio amplifiers, wireless routers, and audio/video power supplies.
Not waterproof - indoor use only.
Industrial power supply applications showing various electronic devices and equipment
Customization Services
We offer comprehensive OEM and ODM services with custom labeling, packaging, and case design options available to meet your specific requirements.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer

  • Year Established:

    2008

  • Total Annual:

    15000000-30000000

  • Employee Number:

    300~400

  • Ecer Certification：

    Verified Supplier

Shenzhen Keysun Technology Limited and Shenzhenshi Zhenhuan Electronic Co.,Ltd was founded in 2008,specialized in external power supply, power adapter, led power supply, Led driver, AC/DC adapter, switching power supply, waterproof Led drivers in Shenzhen, China. KSPOWER (www.keysuntech.com) is one... Shenzhen Keysun Technology Limited and Shenzhenshi Zhenhuan Electronic Co.,Ltd was founded in 2008,specialized in external power supply, power adapter, led power supply, Led driver, AC/DC adapter, switching power supply, waterproof Led drivers in Shenzhen, China. KSPOWER (www.keysuntech.com) is one...

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Get in touch with us

  • Reach Us
  • Shenzhen Keysun Technology Limited
  • 8,9A Floor, Building 2, Fengxing Lane No.1, Fenghuang Community, Fuyong St., Baoan Dist., Shenzhen, Guangdong, China
  • https://www.keysuntech.com/

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