All categories
Featured selections
Trade Assurance
Buyer Central
Help Center
Get the app
Become a supplier
Alibaba
Electrical Equipment & Supplies
Connectors & Terminals
Connectors
  • DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories
  • DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories
  • DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories
  • DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories
DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories
Ready to Ship
In stock Fast dispatch

DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories

  • 1000 - 9999 Pieces
    $0.50
  • 10000 - 99999 Pieces
    $0.45
  • >= 100000 Pieces
    $0.40
View product details

DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Secure DC Power Connection: Designed to deliver reliable power transmission for laptops and electronic devices via a 4.8*2.1mm DC interface, ensuring stable energy flow.
  • Customizable Solutions: Adaptable design allows OEM customization for specific applications, such as integrating into power adapters or electronic circuits.

Key features

  • 1. Corrosion-Resistant Material Technology

    • With corrosion-resistant nickel and copper contacts, ensure up to 20% longer lifespan than standard connectors* in humid or high-temperature environments. The brass and copper construction enhances conductivity while maintaining durability.

  • 2. Secure Interactive Design

    • With a ribbed cylindrical design, achieve a 15% tighter grip compared to smooth-surface connectors*, preventing loosening during frequent use. The rounded ends and precise 4.8*2.1mm dimensions ensure effortless, secure insertion into laptop chargers.

  • 3. High-Performance Compatibility

    • With precise 4.82.1mm dimensions and single-core 1p configuration, deliver 99% compatibility with standard laptop chargers, ensuring stable power delivery without voltage loss.

  • 4. Versatile Scenario Solutions

    • Designed for laptop power applications, handle up to 20% higher power demands than average connectors* for seamless charging of high-performance devices. Ideal for both home use and commercial environments requiring reliable power solutions.

  • 5. Comprehensive Certification Standards

    • Certified to EMC, FCC, REACH, CE, UL, and RoHS standards, meeting 100% compliance with global safety and environmental regulations*. Ensures eco-friendly materials and electromagnetic compatibility for safe operation.

Product details

DAJIANG OEM Customized Brass Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug for Laptop Laptop Accessories

The DAJIANG OEM Customized Copper Scooter 4.8*2.1mm DC Connector 4821 TV Male Power Plug is a high-performance electrical connector designed for laptop and power applications. Crafted from durable brass and copper with nickel-plated contacts, it ensures reliable conductivity and corrosion resistance. Certified to global standards (EMC, FCC, REACH, CE, UL, RoHS), this plug is ideal for OEM integration into portable electronics and industrial systems.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialBrass/Copper with nickel platingLaptop power systems requiring durability and conductivity
CertificationsEMC, FCC, REACH, CE, UL, RoHSGlobal compliance for consumer and industrial electronics
Dimensions4.8mm (diameter) × 2.1mm (length)Compatibility with standard DC power supplies
Contact MaterialNickel-plated copper/brassHigh-current applications in electronics
CoresSingle-coreDirect power delivery without signal interference
Pins1P (male)Plug-and-play functionality in DC systems
Design FeaturesRibbed cylindrical bodyEnhanced grip and stress resistance during installation

Customization guide

Adjustable parameters include:

  • Dimensions: Modify plug size (e.g., 5.5×2.5mm) to fit custom power adapters.
  • Material: Swap contact alloys (e.g., gold-plated for high-end devices).
  • Ribbed Patterns: Customize grip texture for specialized handling needs.

Get inspired

With its compact size and robust design, this DC plug is perfect for OEMs developing laptops, portable chargers, or industrial power solutions. Its ribbed cylindrical shape ensures secure connections even in tight spaces.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Conductivity (IACS)100%+15%+30%*
Durability1,000 cycles1,500 cycles2,000 cycles
Operating Temp-20°C to 85°C-30°C to 90°C-40°C to 100°C
CertificationsCE, RoHS+UL, FCC+EMC, REACH

Supplier's note

  1. Technical Breakthroughs:

    • Material Synergy: Brass/copper alloy combines high conductivity (Pro model: 30% above base) with corrosion resistance.
    • Ribbed Design: Reduces insertion force by 20% compared to smooth connectors, easing assembly.
    • Global Compliance: RoHS/REACH certification ensures safe use in EU and North American markets.

  2. Version Selection Guide:

    • Base Model: Ideal for standard laptop chargers where cost-efficiency is prioritized.
    • Advanced Model: Choose for industrial devices requiring UL/FCC compliance and 50% higher durability.
    • Pro Model: Best for extreme environments (e.g., outdoor equipment) with tripled corrosion resistance and -40°C operation.

With nickel-plated contacts, you can ensure reliable power delivery in humid conditions. The Pro model’s expanded temperature range enables safe use in automotive or outdoor gear, while ribbed grips simplify assembly in cramped spaces. Pair the Advanced model’s UL certification with its 1,500-cycle durability for high-volume consumer electronics.

Frequently asked questions

  • Which DAJIANG OEM DC connector suits laptops with 4.8x2.1mm power ports?

  • What materials make DAJIANG’s copper scooter connectors durable for laptops?

  • How do I clean the ribbed design of DAJIANG’s DC power plug?

  • Can DAJIANG customize their 4821 TV connectors for specific laptop brands?

  • Are DAJIANG’s DC connectors RoHS/FCC-certified for laptop safety?

  • Why choose a single-core DAJIANG connector for laptop power supplies?

  • Do DAJIANG’s cylindrical connectors work with high-power laptop chargers?

  • What’s the advantage of DAJIANG’s ribbed design for DC power plugs?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Industry Standard DC ConnectorsGeneral power applicationsMaterial: Brass (ASTM B265)
Certification: CE, FCC
Pin: 1p (IEC 60320 C5)		Widely compatible, cost-effectiveLimited corrosion resistance, fewer certifications
Our Base DC Connector (DAJIANG OEM)Laptop power needsMaterial: Brass + Copper (ISO 6722)
Certification: EMC, FCC, CE, RoHS
Pin: 1p (IEC 60320 C8)		Enhanced conductivity, meets multiple safety standardsSlightly higher cost than industry standard
Our Advanced DC ConnectorIndustrial/medical devicesMaterial: Copper with Nickel Plating (ASTM B209▲)
Certification: UL, REACH + Base certs▲
Pin: 1p reinforced (IEC 60320 C14▲)		Superior durability, wide certification coverage▲
Strain relief▲		Higher cost, bulkier design
High-Current DC ConnectorsIndustrial high-power equipmentMaterial: Aluminum alloy (ASTM B211)
Certification: UL, IEC 60309
Pin: 3p▲
Core: Multi-core▲		Handles higher currents, robust design▲Bulky, not portable
Compact DC ConnectorsSpace-constrained devicesMaterial: Zinc alloy (ASTM B20)
Certification: CE, RoHS
Pin: Mini 1p (IEC 60320 C7)		Small footprint, lightweightLower current capacity, limited durability
Certified DC ConnectorsGlobal export productsMaterial: Brass (ASTM B265)
Certification: CE, FCC, RoHS, UL, REACH▲
Pin: 1p (IEC 60320 C13)		Broad certification coverage▲ for international marketsHigher cost due to testing requirements

Related searches

Yoni steam seatdiy house modelbubble glass tube bubble glass shaderice bag rice bag with handleshein bulk wholesale used brand clothing250cc dirt bikeportable mini radioaluminum window louver prices12V LED mini downlightarticulated metal armsexpanded metal fittings flexiblemobile kioskfiberglass kioskoutdoor kiosk portablewheel loader for woodGypsum Boardreciprocating beam sawbeam saw machinepanel beambig size led smart led tv

The Product Description is generated by third-party, and Alibaba.com is not liable for any risks related to inaccuracies or the infringement of third-party rights.

The information in this Product Description may differ from the details on the product listing page on Alibaba.com. Additionally, the contents may not be updated in real-time with the product listing page on Alibaba.com, and there may be delays in reflecting the most updated information. The description on product listing page takes precedence. You shall not rely on this Product Description in making transaction decisions.

The comparison data is based on manufacturer information and industry standards. Actual results may vary depending on individual use cases. It is advisable to verify details with the supplier for the most accurate information.