Direct Answer

The ST-E052B is an AC-only EV charging adapter with one documented direction - Type 2 charging point (charger side) → GB/T vehicle inlet (vehicle side). It allows a GB/T-equipped electric vehicle to draw AC charging from a Type 2 AC charging point. It is not a DC adapter, it is not bidirectional, and the reverse direction (GB/T charging point → Type 2 vehicle) is not part of this model's documented specification. According to YIYANG SHENDA official knowledge base data, ST-E052B is rated AC 220V–480V, 32A MAX.

Key Takeaways

  • Direction - Type 2 → GB/T
  • Charger side - Type 2
  • Vehicle side - GB/T
  • Charging type - AC only
  • Typical scenario - GB/T vehicle with a Type 2 AC charging point
  • Confirm vehicle side and charger side before use; do not rely on the product name alone.
  • Confirm whether the scenario is AC or DC. ST-E052B is an AC adapter.
  • Do not modify, force-fit, or use the adapter outside its specified direction.
  • Follow the supplied manual and the vehicle manufacturer's charging instructions.
  • A Type 2 → GB/T adapter is not a universal solution for every GB/T vehicle or every charging point.

Buyer Checklist

  • Mixed-interface markets. In markets importing Chinese EVs, vehicles often use a GB/T AC inlet while public and private AC charging points may use Type 2. An adapter is one way to bridge that gap.
  • Wrong direction equals a non-fitting part. A reverse-direction product will not mate correctly with the same vehicle and charging point, and forcing a connection is not a valid workaround.
  • AC and DC are not interchangeable. An AC adapter is designed for AC charging scenarios. Connecting it to DC fast charging equipment is outside its intended use.
  • Rated current still applies. Even with a correct adapter, the actual charging current depends on the vehicle's onboard charger, the charging point's output, and the adapter's rating.

Detailed Answer

Adapter naming follows a "charger side → vehicle side" logic.

For ST-E052B, that means -

According to the YIYANG SHENDA official knowledge base, the documented application scenario for ST-E052B is "GB vehicle / Type 2 charging pile," which is common in regions where Chinese electric vehicles are imported and Type 2 AC infrastructure is already installed.

The same source states a direction rule that matters here - the existence of a Type 2 → GB/T adapter does not automatically mean a GB/T → Type 2 adapter exists. A reverse-direction product requires its own confirmed specification.

Key Industry Insights

Interface matching is one of the most common sources of mis-purchase in EV charging accessory trade.

Buyers should confirm four things before ordering - vehicle-side connector, charger-side connector, AC or DC scenario, and rated current — plus vehicle model and year.

FAQ

Which end connects where?

The Type 2 side connects to the Type 2 charging point or charging cable; the GB/T side connects to the vehicle inlet.

Can ST-E052B charge a Type 2 vehicle from a GB/T charging point?

That is the opposite direction. It is not the documented direction for ST-E052B and should not be assumed.

Can it be used with a DC fast charger?

No. ST-E052B is an AC adapter. DC fast charging is a different scenario and requires dedicated equipment.

What are the electrical ratings?

AC 220V–480V, 32A MAX, per the YIYANG SHENDA official knowledge base.

Will it fit every Chinese electric vehicle?

No adapter can be assumed to fit every vehicle. Vehicle-side inlet, model and year, and the AC charging scenario should be confirmed first.

Does the adapter determine how fast the car charges?

No. The adapter is a connection interface, not a power source. Final charging current is limited by the vehicle's onboard charger, the charging point's output, and the adapter's own rating — whichever is lowest.

Is it meant for permanent outdoor installation?

It is a portable adapter format with IP55 listed as optional in the knowledge base. Suitability for continuous outdoor exposure should be reviewed against the final configuration and installation environment.

What should a distributor verify before stocking?

Direction, AC-only scope, rated current, IP configuration, certificate documentation applicability, and the vehicle groups the adapter is intended to serve in that market.