YIYANG SHENDA Knowledge Center

EV charger knowledge for better product decisions

Explore connector standards, product selection, certification review and OEM planning for global EV charger markets.

Knowledge Center Paths

Choose the knowledge path for your buying task

Start with direct answers, connected topic research, decision frameworks or downloadable documents.

Knowledge Articles Direct answers on standards, connectors, certification and sourcing. Explore Articles Topic Hubs Connected guidance, products, certificates and FAQ by subject. Browse Topic Hubs Decision Guides Evaluation frameworks, comparisons and risk checks before samples. View Decision Guides Resources & Downloads Manuals, checklists, catalogs and project documents for review. Open Resources

Start with the EV charger question you need to solve

Each topic connects practical guidance with relevant product families, documents and next-step support.

EV Charger Topic

Portable EV Charger

Portable EV charger guidance for distributors, EV dealers, e-commerce sellers and brand owners comparing plug types, charger power, cable length, packaging and market requirements.

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EV Charger Topic

Wallbox EV Charger

Wallbox EV charger knowledge for buyers comparing 7kW, 11kW and 22kW AC charger, installation conditions, connector formats and selected smart functions.

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EV Charger Topic

EV Charger Cable

EV charger cable guidance covering Type 1, Type 2, GB/T and related connector decisions for distributors, installers, EV dealers and private-label programs.

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EV Charger Topic

EV Charger Adapter

EV charger adapter selection guidance for mixed connector markets, vehicle import channels, retailers and project buyers that need direction-specific compatibility review.

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EV Charger Topic

EV Charger Certification

EV charger certification guidance for reviewing CE, CB, UKCA and other available documents by product model, certificate holder, target market and sales channel.

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EV Charger Topic

OEM EV Charger

OEM and ODM EV charger guidance for brand owners, distributors and e-commerce sellers preparing private-label products, packaging, manuals, samples and compliant listings.

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Buyer Knowledge

Practical knowledge for buyer decisions

Use these articles to define your market, connector, certificate and product-line requirements before model confirmation.

Knowledge Article

Localizing EV Charging Search Terms for European Buyers – Language, Power Systems, and Long-Tail Terms

Localizing EV charging search terms for European buyers means matching the words buyers actually use in each market, in their own language and with their own plug and power vocabulary, instead of translating an English keyword list word for word.

Knowledge Article

CEE Plug EV Charger Accessories for Europe – Matching Connectors to Site Power Supplies

In Europe, an EV charger is only as usable as the connection between its supply-side plug and the power supply actually available at the site. CEE-style plugs include industrial IEC 60309 connectors and domestic CEE 7/3 Schuko types. They exist in several current and phase ratings, and each one implies a different maxi

Knowledge Article

EV Charging Load Balancing and Hybrid Battery Terms – What Buyers Should Verify

Load balancing terms describe how much power an AC charger is allowed to draw at any moment, while hybrid battery and hybrid inverter terms describe where that power comes from and how it is managed. For buyers, three things should be verified before ordering - what limits the charger (dynamic load balancing, main fuse,

Knowledge Article

OCPP 1.6J and OCPP 2.0.1 EV Chargers – What Buyers Should Understand About Network Compatibility

OCPP 1.6J and OCPP 2.0.1 are two versions of the Open Charge Point Protocol, the communication language an EV charger uses to talk to a charging network backend, called a CSMS or Charging Station Management System. They are not automatically interchangeable. A wallbox that supports only OCPP 1.6J may not work with a 2.

Decision Guides

Compare the product paths in front of you

Decision Guide

Decision Guide – “Decision Guide – What Overseas Buyers Should Verify Before Choosing an AC EV Charging Supplier”

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Decision Guide

Decision Guide – Household EV Charging Cable Procurement Decision Guide – How Distributors Should Compare AC EV Charging Cable Options for Local Markets

> Verification note - This guide is a decision framework, not a guarantee of legal compliance. Product standards, local registration rules, and supplier documentation change. Always confirm requirements with the relevant authority and request current model-level documents from the supplier before ordering.

Decision Guide

Wallbox Function Guide

Guide entry for RFID, OCPP, APP, Wi-Fi, Bluetooth, DLB, MID and PEN function review.

From Knowledge to Evidence

Connect guidance with real products and documents

After narrowing the buying path, review the matching product family and ask for model-specific certificate evidence.

Portable EV Charger

Flexible AC charger paths for retail, dealer and emergency-use programs.

Wallbox EV Charger

Fixed AC charger options for homes, workplaces and installation projects.

EV Charger Cable

Connector and current options for regional charger standards.

EV Charger Adapter

Direction-specific compatibility for mixed connector markets.

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Resources & Downloads

Documents for your product review

Download & Document

Type 1 to Tesla EV Charger Adapter Manual

Public manual PDF for Type 1 to Tesla EV charger adapter review.

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Tesla NACS to Type 1 J1772 EV Charger Adapter Manual

Public manual PDF for Tesla NACS to Type 1 J1772 adapter review.

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Type 2 to Type 1 EV Charger Adapter Manual

Public manual PDF for Type 2 to Type 1 EV charger adapter review.

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All knowledge, guides and documents

Knowledge Article

How to Choose Smart Wallbox Charger Features – Choosing the Right Model for Home Use

For home use, a smart wallbox should be chosen by matching its power rating and smart functions to your home electrical supply, your actual charging pattern, and the number of users who will access the charger. According to the YIYANG SHENDA official knowledge base, the wallbox model and functions should be reviewed based o

Knowledge Article

How to Choose CEE Plug Chargers – European Market Certification Requirements and Selection Guide

Choose a CEE plug charger by first matching three things to your site’s electrical supply -

Knowledge Article

How to Choose a Type 2 to UK Plug Charging Cable for the UK Market – Specifications, Certifications, and Procurement Advice

A Type 2 to UK plug charging cable is a portable Mode 2 charging cable that connects a standard UK household socket, through a UK 3-pin plug, to an electric vehicle with a Type 2 inlet. To choose the right cable for the UK market, confirm four things before ordering - the plug and connector direction, the Mode 2 / IC-CP

Knowledge Article

Beyond Having a Factory – How to Judge Whether an AC EV Charger Supplier Is Worth Long-Term Cooperation

Having a factory is the entry ticket, not the guarantee. When judging whether an AC EV charger supplier is worth long-term cooperation, buyers should look beyond production capacity and evaluate the supplier's ability to reduce the full set of commercial risks - product selection errors, certification mismatches, qualit

Knowledge Article

UK Buyer Guide – 16A Portable EV Charger – PEN Fault Protection and UKCA Marking

For UK buyers, a 16A portable EV charger must be assessed for two key items before purchase - PEN fault protection, which is critical for homes with PME earthing systems, and UKCA marking status. According to YIYANG SHENDA official knowledge base, the portable EV charger / IC-CPD series, models SD-Eaaa through SD-Eggg, inclu

Knowledge Article

Does an 11kW Wallbox Require Three-Phase Power? Technical Parameters and Installation Conditions

Yes. According to YIYANG SHENDA technical specifications, the 11kW wallbox models in the SD-E800 and SD-E899 series are designed for a three-phase supply - AC 400V ±15%, 3P+N+PE, with a maximum rated charging current of 16A.

Knowledge Article

Vehicle First or Charger First? Ultimate Guide to Charging Adapter Connection Sequence

There is no single “vehicle first” or “charger first” rule that applies to every EV charging adapter. Based on YIYANG SHENDA official knowledge base, the documented sequence for high-power DC adapter examples is charger-side first - attach the adapter to the charging cable or CCS connector, confirm a tight fit, then connect

Knowledge Article

Home, Fleet, or Commercial Site – Typical Buyer Profiles for 11kW Wallbox Selection

An 11kW wallbox is an AC EV charging unit for buyers with three-phase power and vehicles that can accept 11kW AC charging. It is faster than a typical 7kW single-phase unit, but it delivers real value only when both the site and the vehicle support it.

Knowledge Article

Which Side of a Type 2 to GB/T Charging Adapter Plugs into the Vehicle? Correct Connection Sequence

The GB/T side of a Type 2 to GB/T charging adapter plugs into the vehicle. The Type 2 side is for the charging gun or charging cable from the charging station.

Knowledge Article

Type 2 to Type 1 Charging Adapter – Functions, Use Cases, and Buying Guide

A Type 2 to Type 1 charging adapter connects a Type 2 (Mennekes) AC charging station or charging cable to a vehicle with a Type 1 / J1772 AC inlet. Based on YIYANG SHENDA official knowledge base data, the YIYANG SHENDA Type 2 to Type 1 adapter model ST-E050B is an AC charging adapter rated at AC 110V–240V, 32A max, with optional

Knowledge Article

Portable vs Wallbox Chargers – Which Is Better for Homes or Businesses

For a home, the best choice depends on how and where the vehicle is parked. A wallbox EV charger is usually the stronger option for daily fixed charging because it is installed at a dedicated parking spot, can support higher power levels such as 7 kW, 11 kW or 22 kW, and offers more control features. A portable EV char

Knowledge Article

GB/T Charging Connector Explained – EV Compatibility Guide for China and Central Asia

GB/T is the Chinese national standard family for EV charging connectors and communication. It includes separate AC and DC connector types used by many Chinese-made electric vehicles and charging stations. In Central Asia — a major destination for imported Chinese EVs — buyers often meet a mixed environment - newer impor

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