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

EV Charger Selection for Electricians and Property Managers – Key Selection Criteria

Choosing an AC EV charger for a building or a customer site is a matching exercise, not a price comparison.

Knowledge Article

Importer’s Guide to Partnering with an AC EV Charger Manufacturer – Key Selection Criteria

Choosing an AC EV charger manufacturer is a risk-management decision, not a price-only purchase. Importers should evaluate a manufacturer on five criteria -

Knowledge Article

EV Charging for Fleets – Tailored Solutions for Government and Commercial Vehicles — Key Selection Criteria

Fleet charging selection is a site-and-duty-cycle decision, not a single-product decision. Whether the fleet is a municipal or utility fleet (government) or a logistics, taxi, rental, shuttle or corporate pool fleet (commercial), the same core criteria determine the right AC charging configuration - fleet connector mix,

Knowledge Article

7kW Portable EV Charger – Features, Portability and Safety — Key Selection Criteria

A 7kW portable EV charger is a plug-in, Mode 2 (IC-CPD) AC charging device that delivers roughly 7 kW when connected to a suitable single-phase 230 V supply, typically at 32 A. The key selection criteria are the plug and vehicle connector type, supply voltage and current, adjustable current range, enclosure protection

Knowledge Article

AC vs DC EV Charging – Which One Do You Need? Key Selection Criteria

AC charging and DC charging solve two different jobs. The right question is not which one is better in general, but which use case you are selling into.

Knowledge Article

22kW AC Wallbox Type 2: Display, Protections, and Connectivity — Key Selection Criteria

A 22kW AC wallbox with a Type 2 connector is a three-phase AC charging unit designed around a 400V, 3P+N+PE supply and a 32A maximum output, as described in YIYANG SHENDA official knowledge base data for the SD-E900 / SD-E999 models.

Knowledge Article

Type 2 to J1772 Adapter – When and How to Use It — Key Selection Criteria

A Type 2 to J1772 adapter is an AC charging adapter that connects a Type 2 charging point (charger side) to a vehicle inlet in the J1772 / Type 1 family (vehicle side). It is used in mixed-interface situations, for example when a vehicle with a J1772 inlet needs to charge from a Type 2 AC charging point.

Knowledge Article

How to Choose the Right Type 1 (J1772) Charging Cable for Your Electric Car – Key Selection Criteria

Choosing a Type 1 (J1772) charging cable comes down to six checks, in this order -

Knowledge Article

Type 2 UK Plug Charging Cable – Differences and Compatibility Between UK Plug and European Type 2 — Key Selection Criteria

The phrase "Type 2 UK plug charging cable" can describe several different products, so the first step is to identify what plugs into what.

Knowledge Article

Can EV Chargers Be Customized in Color for B2B Private-Label Products?

Color customization is a common request in EV charger OEM/ODM projects. It can be reviewed for private-label products, but it is not automatically available on every model or in every market. Feasibility depends on the product model, order quantity, enclosure material, certificate applicability and target market. Buyer

Knowledge Article

Vehicle First or Charger First? A Practical Guide to Charging Adapter Connection Sequence and Key Selection Criteria

There is no universal vehicle-first or charger-first rule for every EV charging adapter. The correct sequence depends on adapter direction, AC or DC scenario, and the exact adapter model.

Knowledge Article

EV Charger Color Options Beyond White and Black – Key Selection Criteria for B2B Buyers

Color is a specification decision, not a cosmetic afterthought. In AC EV charging, white, black and grey are commonly offered standard enclosure colors, while additional colors are usually treated as a customization item. According to the YIYANG SHENDA enterprise knowledge base, color is reviewed inside the OEM/ODM con

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