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ChargeStack 1000 vs WiTricity wireless EV charger
General for EV Charging Station
|
Model
|
ChargeStack 1000
WiTricity 11 kW Wireless EV Charger (reference design) |
|
Manufacturer
|
Sungrow Power Supply Co., Ltd.
WiTricity Corporation |
|
Launch Date
|
October 2025
Ongoing (technology demonstrated, not sold as consumer unit) |
|
Status
|
Available (commercial launch phase)
Prototype / Pilot deployments, OEM licensing |
|
Country of origin
|
China
United States |
EV Charging Station Performance
|
Power Output (kW)
|
1 MW – 3.5 MW (modular and scalable)
Up to 11 kW |
|
Voltage (V)
|
Up to 1,000 V DC (estimated for MCS standard)
220–240 V (AC input) |
|
Current (A)
|
Up to 1,500 A (MCS) / 500 A – 800 A (CCS2 oil-cooled)
|
|
Charging Levels
|
DC Fast / Megawatt Charging
Equivalent to Level 2 AC |
|
Charging Speed
|
600 kWh in 30 minutes (10–95% SoC for heavy trucks)
Similar to 11 kW Level 2 charging (~30–35 miles of range per hour; ~5–6 h for 60 kWh battery) |
Compatibility
|
Connector Type(s)
|
MCS, CCS2 (oil-cooled)
Wireless pad |
|
Supported EV Standards
|
CCS2, MCS (Megawatt Charging System)
SAE J2954 (wireless EV charging) |
|
Vehicle Communication Protocols
|
OCPP 2.0.1
Short-range comm (alignment, power negotiation), WiFi supported in reference design |
Electrical / Installation
|
Input Power Requirements
|
High-capacity grid (medium voltage, multi-phase)
220–240 V AC (single/three phase depending on design) |
|
Efficiency
|
97%
88–93% (grid-to-battery), coil-to-coil up to 98% |
|
Onboard Conversion
|
Integrated AC/DC conversion modules
Integrated AC/DC and DC/AC modules in pad + vehicle receiver |
|
Cooling System
|
Oil-cooled (for CCS2) / Liquid-cooled (for MCS)
|
Safety & Compliance
|
Overcurrent Protection
|
Supported (internal monitoring)
|
|
Ground Fault Protection
|
Integrated
|
|
Thermal Protection
|
Active liquid/oil cooling and thermal sensors
|
|
Certifications
|
MCS / CCS2 / OCPP 2.0.1 compliant
FCC, CISPR, ICNIRP compliance (EM field safety) |
|
Standards
|
SAE J3271 (MCS) / IEC 61851 / IEC 62196 (expected)
SAE J2954, IEC/ISO in progress |
Smart Features
|
Connectivity
|
Wi-Fi, Ethernet, Cellular (remote monitoring)
WiFi (pad communication) |
|
User Interface
|
LED status lights, ergonomic cable handle, web dashboard
|
|
Payment Options
|
RFID / App integration (future support)
|
|
Smart Charging
|
Demand response, peak-shaving, VPP integration
Supported in principle (power negotiation, scheduling possible) |
|
Load Balancing
|
Full-matrix power distribution across stacks
|
|
Scheduling
|
Cloud-based charge management and analytics
|
Environmental & Physical
|
Installation Type
|
Floor-standing (outdoor / fleet depot use)
Ground pad (flush/surface-mounted); vehicle receiver installed undercarriage |
|
Cabin Type
|
Oil-cooled heavy-duty cable, ergonomic design
N/A (wireless system) |
Disclaimer Note
We can not guarantee that the information on this page is 100% correct
