The IVY intelligent charging module AEC-21Y-G1 is a smart charging component specifically designed for AC electric vehicle chargers.
It integrates functions such as charging, metering, and leakage protection, and supports flexible switching between three-phase and single-phase charging modes.
With a maximum current of 32A and a maximum power of 21kW, it is compatible with various AC power environments.
This module is equipped with multiple communication modules such as RS485 and 4G, supporting various working modes including local and remote operation.
It is compatible with card swiping, mobile payment, and prepaid functions. The rail-mounted installation design is compact and can be freely combined with various charging unit shells, balancing practicality and aesthetics.

The IVY AEC-21Y-G1 is a complete, compact, and customizable all-in-one AC EV charging module for personal or public use. It combines smart metering, leakage protection, and communication features (RS485, NFC, Bluetooth, 4G).
All-in-One Solution: Combines AC charging (single and three-phase), smart metering, leakage protection, and communication.
Versatile Charging: Supports 16-32A charging and is compatible with both single and three-phase systems.
Smart Communication: Offers multiple communication options for remote control, payment, and data monitoring (RS485, NFC, Bluetooth, 4G).
Safety Features: Includes a wide range of protection features (emergency stop, open cover, leakage, lightning, overheating, grounding, short circuit, over/under voltage, surge, electrostatic, and stops when the battery is full) to ensure safe and reliable operation.
Compliance & Standards: Meets key industry standards and certifications (SAE J1772, IEC 62196-2, IEC 61851-1:2019, CE-EMC, CE-LVD, MID)
Easy Installation: Designed for din-rail installation.
Multiple Uses: suitable for personal homes, public places, and long-term rental and sale of electricity occasions.
| Charging voltage | 230V±10%(1-phase);3*230/400V±15%(3-phase) |
| Charging power | Max 21KW |
| Metrological | Pulse constant:1000imp/kWh |
| Frequency:50/60Hz | |
| Accurate :Class 1.0 | |
| Communication method | 4G,Bluetooth 4.0-5.0( 2.4 GHz) |
| NFC (for card charging),RS485(connector) | |
| Communication protocols | Ivy-bus Protocol (IVY's own protocol) |
| Temperature | Operating -25~70℃ Storage -40~80℃ |
| Humidity level | Avg≤75%, Max≤95% |
| Waterproof/mechanical rating | This rating is determined by the charging post enclosure, itself IP30 |
| Safety protection function | Emergency stop protection,Open cover protection, Leakage protection, Lightning protection, Overheating protection, Grounding protection, Short circuit protection, Overvoltage, under-voltage protection, surge protection, electrostatic protection,stop charging when battery full |
| Dot matrix LCD display | Charging voltage, charging current, charging energy, charging duration |

Function Description