A specialized Medium/Low Voltage (10kV to 0.4kV) distribution solution tailored to optimize power stability and charging efficiency for EV charging networks. Our designs are engineered to address the specific pain points of the EV industry: ultra-low energy loss, resilience in complex environments, and seamless adaptation to concentrated fast-charging loads.

Core Value Propositions

• Adaptability to Concentrated Fast-Charging Loads

  Charging station power loads are highly concentrated, driven by clusters of fast and slow EV chargers, causing extreme peak-to-valley fluctuations between day and night. Our transformers feature wide load-regulation capabilities, perfectly adapting to the "high instant power and large peak-valley difference" characteristics of EV stations, effectively preventing light-load energy waste and heavy-load overload faults.

• Extreme Environmental Tolerance

  From urban commercial hubs to highway rest areas, charging equipment faces high temperatures, humidity, dust, vehicular exhaust corrosion, and dense human traffic. We utilize a C5-M anti-corrosion coating + IP54 sealed enclosure, combined with debris-proof cable entries, to fully protect the core components from harsh external elements.

• Significant OPEX Reduction

  Charging station operators are highly sensitive to energy costs. Our transformers adopt Tier 1 High-Efficiency designs, drastically reducing no-load and load losses. This directly minimizes long-term operational expenses and maximizes the overall profitability of the charging station.

Dedicated EV Charging Transformer Portfolio

From standalone transformers to highly integrated substation units, we provide the exact hardware your charging network needs:

S22 Charging Station Series (Tier 1 Oil-Immersed Upgrade)
● Ratings up to 10kV / 2000kVA.
● Wide load regulation capacity.
● Dust-proof and debris-resistant fully sealed design.
● Ideal for: Large commercial centers and transit hub outdoor charging stations.

SCB14 Series (Cast Resin Dry-Type)
● Exceptional fire resistance / Ultra-low noise.
● Moisture-proof and virtually maintenance-free.
● Ideal for: Indoor charging stations and underground high-rise parking facilities.

Compact Pad-Mounted Substation Series (Integrated Solution)
● Safe, fully enclosed structure.
● Independent protective compartments for HV, LV, and Transformer units.
● Plug-and-play fast on-site installation.
● Ideal for: Highway rest areas and dispersed suburban charging stations.

Engineered for Charging Performance

We incorporate advanced technologies to extend the transformer's lifespan and ensure absolute grid stability:
Load-Adaptive Voltage Regulation: The windings integrate an intelligent voltage regulation module that responds in real-time to the voltage fluctuations caused by the simultaneous startup and power switching of multiple fast chargers. It automatically compensates for voltage deviations (accuracy ±0.5%), preventing charger damage or throttled charging speeds.
Enhanced Insulation System: Specifically reinforced to withstand the massive impulse currents generated when high-power DC fast chargers initiate. It is perfectly tailored for the "concentrated, intermittent operation of high-power equipment" typical of EV stations.

Technical Specifications (Charging Station Standard)

Rated Voltage: MV Input 10kV / LV Output 0.22/0.38kV (Perfectly matches AC/DC EV chargers and auxiliary station facilities).
Tapping Range: ±2 × 2.5% (Flexibly adjusts to local grid voltage fluctuations).
Vector Group: Dyn11 (The standard connection for mitigating harmonics in charging networks).
Short-Circuit Impedance: 4.0% - 6.0% (Optimized for short-distance distribution voltage drop).
Energy Efficiency: Tier 2 or Tier 1 (Driving down station OPEX).
Environmental Adaptability:
Operating Temp: -20℃ to +45℃ (Covers most regional climates).
Altitude: Up to 1000m (Customizable for higher altitudes).
Protection Rating: IP54 / C5-M Anti-corrosion (Resistant to dust, moisture, and mild exhaust corrosion).

Featured Success Case

Project: Star Charge (Changzhou) Equipment Manufacturing Base

Equipment Supplied: 2 units of SCB14-1600/10 Dry-Type Transformers

Result: Provided ultra-safe, silent, and highly efficient power support for the testing and operation center of this leading EV charger manufacturer, flawlessly handling the continuous load shocks from massive fast-charging test cycles.