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  • 12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
  • 12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
  • 12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
  • 12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
  • 12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
  • 12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers
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12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers

  • 10 - 199 Cases
    $4.28
  • 200 - 1999 Cases
    $4.18
  • >= 2000 Cases
    $4

Customization:

Graphic customization（Min.Order: 1000 pieces）
Customized packaging（Min.Order: 1000 pieces）
Customized logo（Min.Order: 1000 pieces）
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12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Power Delivery: Provides 12V/19V/20V outputs (up to 65W) for laptops, desktops, and electronic devices, leveraging switching power supply technology for energy efficiency.
  • Universal Compatibility: Supports 2/3/4-pin connectors and global plug types (AU, KR, CN, EU, US, etc.), ensuring adaptability across regions and devices.
  • Safety & Monitoring: Features overvoltage/overload protection and a green LED indicator for real-time power status visibility.

Key features

  • 1. Material Technology

    • With RoHS-compliant durable plastic construction, you can ensure environmental safety and long-lasting durability compared to non-compliant models*.

  • 2. Interactive Design

    • With the built-in green LED indicator, you can instantly verify power status without needing to activate connected devices.

  • 3. Performance Parameters

    • With a 65W output and support for 12V/19V/20V voltages, you can power devices 20% faster and with 3x more voltage options than basic adapters*.

  • 4. Scenario Solutions

    • With 2/3/4-pin compatibility and multi-country plug support (AU/UK/EU/US), you can use it globally for laptops and desktops without additional adaptors.

  • 5. Certification Standards

    • With certifications including RoHS, CE, and UL, you can trust safety and quality exceeding industry standards*.

Product details

12V Output 3.4A/3.25A Switching Power Supply Adapter 65W 2/3/4 Pin for Laptop & Desktop 19V/20V AC to DC 19v 20v Transformers

The 12V Output 3.4A/3.25A 65W Switching Power Adapter is a compact, versatile solution for laptops and desktops, featuring universal compatibility and robust safety certifications. Its sleek design, durable plastic build, and green LED status indicator ensure reliable performance in diverse environments.

Technical specifications

FeatureSpecificationBenefit
Output Voltage12V/19V/20V, adjustable via pin configurations (2/3/4 pin)Supports a wide range of devices, including laptops and desktop peripherals
CertificationsRoHS, RCM, KC, UKCA, GS, CB, CE, UL (8 international standards)Ensures compliance with global safety and environmental regulations
Plug TypesAU, KR, CN, UK, EU, US (adaptable to regional outlets)Universal compatibility for international use
Protection FeaturesOvervoltage, Overload protectionSafeguards devices from electrical damage
Cable Length120cm power cord (EU standard)Flexible reach for optimal placement
Output CurrentUp to 10.0A (adjustable via voltage selection)Meets high-power demands for demanding devices
LED IndicatorGreen status lightInstant visual confirmation of power delivery

Customization guide

Adjustable parameters include:

  • Voltage/current configurations (e.g., 12V/3.4A or 19V/3.4A) to match device requirements.
  • Plug type selection (AU, EU, US, etc.) for regional compatibility.
  • Pin configuration (2/3/4 pin) to fit specific device connectors.

Get inspired

With its compact design and universal adaptability, this adapter is ideal for frequent travelers, tech enthusiasts, and professionals needing a reliable power solution. The LED indicator ensures peace of mind, while certifications like RoHS and UL guarantee safety and environmental responsibility.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Output Power65W (Standard)65W + 15% efficiency65W + 30% efficiency*
Voltage Regulation±5% accuracy±3% accuracy±1% precision
Protection FeaturesOvervoltage/Overload+Short-Circuit+Temperature Control
Certifications6 standards8 standards (incl. UL)10 standards (incl. FCC)

Supplier's note

  1. Technical Breakthroughs:

    • Precision Voltage Regulation: The Pro Model’s ±1% accuracy ensures stable power delivery for sensitive electronics.
    • Multi-Certification Compliance: The Advanced Model meets 8 global standards, exceeding industry norms for safety and reliability.
    • LED Status Indicator: A first in its class, enabling users to monitor power flow without device interaction.

  2. Version Selection Guide:

    • Base Model: Ideal for basic laptop/desktop users requiring standard 65W output.
    • Advanced Model: Best for professionals needing enhanced efficiency (+15%) and full certification coverage (e.g., UL for North America).
    • Pro Model: Tailored for industrial or high-demand scenarios (e.g., robotics, medical devices) with tripled protection features and unmatched precision.

Example Use Case: The Pro Model’s temperature control paired with 10 certifications ensures safe, stable power for lab equipment in harsh environments.

Frequently asked questions

  • Which 12V 65W power adapter suits laptops requiring 19V or 20V outputs?

  • Does the 65W 12V adapter support plug types for AU, UK, or EU regions?

  • What safety certifications does the 19V/20V power adapter have?

  • How do I ensure safe storage of the compact power supply?

  • Does the 65W adapter include overload protection features?

  • Can I customize the cable length or plug type of the 12V adapter?

  • What does the green LED indicator on the 12V power adapter signify?

  • Is the 65W adapter suitable for both laptops and desktop peripherals?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Certifications & ComplianceGlobal device compatibility, regulatory complianceRoHS, RCM, KC, UKCA, GS, CB, CE, UL (▲ vs Industry Standard requiring only CE/UL)Ensures safety and compatibility across regions.Limited to listed certifications (e.g., no MIL-STD for rugged environments).
Output Voltage & CurrentPowering laptops/desktops (12V/19V/20V)12V@3.4A (40.8W), 19V@3.42A (65W), 20V@3.25A (65W) (▲ vs Industry Standard 19V@3A)Versatile voltage options for multiple devices.Lower max current (e.g., 10A only at 12V).
Plug CompatibilityInternational travel, multi-region useSupports 6 plug types (AU, KR, CN, UK, EU, US) (▲ vs Industry Standard EU-only)Universal compatibility reduces need for adapters.Fixed plug may require manual swapping (if not swappable).
Protection FeaturesHigh-risk environments (overload, spikes)Overvoltage, overload protection (▲ vs Industry Standard basic OCP)Safeguards devices from electrical damage.No short-circuit protection mentioned.
Cable Length & DesignDesk setups, limited space120cm cable (ISO-compliant length) (▲ vs Industry Standard 100cm)Sufficient reach for most setups.Longer cables may add bulk.
Power Output & EfficiencyHigh-power devices, energy-sensitive apps65W output (IEC 61000-3-2 compliant) (▲ vs Industry Standard 50W)Efficient power delivery for modern devices.Lower efficiency at partial loads (assumed).

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