How about sample? For free?

YES! Generally we offer 1-3PCS sample(s) for your test FOR FREE, but you need to bear the freight cost. If your sample quantity is more than 3PCS, we will charge some sample fee, and we might return it when you place your first formal order as we discuss ahead.

Dual Voltage USB Power Supply Adapter for 7V 8V Devices

Name: Dual Voltage USB Power Supply Adapter for 7V 8V Devices
Brand: Shenzhen Merryking Electronics Co., Ltd.
SKU: 1902760861

Guangdong, ChinaShenzhen Merryking Electronics Co., Ltd.

US$2.00

500-999 Pieces

US$1.80

1,000-1,999 Pieces

US$1.70

2,000+ Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Usage

Switching, Mobile Phone, Game Player, Digital Camera, Display

Output Type

Model NO.

MKC-0502000VUKT

Certification

TUV, RoHS, ISO9001, CCC

Color

OEM

Type

ODM

Internal Structure

On-Off Type

Power Source

Half-Bridge Type

Connection

Plug In

Bluetooth Standard

OEM

Brand

Merryking/OEM/ODM

Warranty

2 Years

Efficiency

DOE/ERP/Coc

Burn-in

100% Burn-in

Protection

Olp/Ocp/SCP

Transport Package

Carton

Specification

24V 500mA

Trademark

Merryking

Origin

Shenzhen, China

HS Code

8504401400

Production Capacity

8000000

Key features

Comprehensive Warranty: 2-year warranty coverage for all mechanical and electrical defects.

Global Safety Certifications: Certified by UL, CE, FCC, RoHS, CCC, GS, CB, PSE, SAA, and more.

High Efficiency Compliance: Meets DOE VI and ERP/Coc standards for energy efficiency.

Full Burn-in Testing: 100% of units undergo burn-in and testing before shipment.

Multi-Protection Features: Includes short circuit, overload, over voltage, and over current protection.

OEM/ODM Customization: Customizable cable length, plug types, and color options available.

Wide Input Voltage Range: Accepts 100-240V AC input for universal global use.

Flexible Plug Options: Supports US, EU, UK, AU, and other regional plug standards.

Company profile

Years of Export ExperienceExperienced TeamExhibition Experience

Shenzhen Merryking Electronics Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2007-07-31Nearest Port: SHENZHEN, HONGKONG, GUANGZHOUAverage Response Time: ≤5.35hTerms of Payment: LC, T/T, PayPalInternational Commercial Terms(Incoterms): FOB, CIF, DDP, FCA, EXW, Others

AI-Powered supplier vetting

SummaryMerryking is identified as a professional adapter and electronics supplier with documented R&D, design, customization, quality-control, and after-sales capabilities. Evidence includes 3D software design, SDK availability, ODM/OEM services, recent new-product development, R&D documentation, seven QA/QC inspectors, traceability, certifications, and complaint-handling procedures. Production-related facilities and adapter/USB charger output categories are stated, but no quantified productivity is provided. The supplier lacks overseas warehouses, showrooms, and overseas agents or branches. Financial records are referenced for multiple years, but the provided information does not disclose sufficient non-financial evidence to assess financial credibility. Customer-related evidence indicates OEM service for popular brands, although no specific customer names or case details are provided.

Supplier typeThe supplier is explicitly described as a professional technical supplier involved in adapter production. Its profile also states ODM services, OEM services for popular brands, and R&D capability, supporting classification as a manufacturer-oriented technical supplier rather than only a trading intermediary.

CertificationsThe supplier is reported to hold or support product certifications including CE, RoHS, FCC, and other certifications. The specific scope, validity periods, and certificate documents are not provided, but the stated certification portfolio is positive evidence for this field.

After-Sales capabilityR&D engineers are responsible for technical support during production and after-sales service, while the company overview mentions an after-sales service system. The supplier also has a clear customer-complaint procedure with followed records, indicating a documented after-sales response process.

R&D capabilityThe supplier provides 3D software design, has SDK availability, performs new-product development, and reported new products during the past year. R&D engineers handle customer requirement confirmation and technical development, and related design input, output, review, verification, and validation documents are available for audit.

Production capacityThe supplier produces adapters and identifies power adapters and USB chargers as productivity categories. Its stated facility capabilities include aging testing, ATE testing, heat-shrink packaging, laser marking, and wave soldering, and seven QA/QC inspectors are reported. No production-volume figures are provided, so capacity scale cannot be quantified.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. ODM service availability and 3D design capability further support its ability to handle customized product development.

Client casesThe supplier states that it provides OEM services for popular brands, which is evidence of experience serving branded customers. No brand names, project descriptions, order details, or verifiable case studies are supplied, so the depth and relevance of customer cases remain limited.

Product Q&A

Q:What is your MOQ?

Generally our MOQ for each model is 500PCS, we can discuss in details if you have special requirements, like big quantity for the whole order but small quantity for each model.

Q:How about the warranty of your product?

Generally we offer 2-year warranty for our products. Quality is the most important for long-term business partnership, and it is also our company aim to offer high quality and guaranteed products to help our clients expand their target markets.

Q:How can I finish my payment?

T/T, L/C, Western Union are all acceptable, PayPal is also OK.

Q:How can I get detailed specifications about this product? Do you have catalogue and price list?

We have all the specifications, catalogues and price lists for each model. Welcome to contact us for detailed information via the contact ways mentioned below anytime!

Q:What is shipping method?

Samples will be sent via DHL, UPS, FedEX, TNT, EMS, etc. while bulk goods will be sent by sea or air. If you have familiar forwarders in China, we can send our goods there to save your cost.