One E Tech
750W On-Board Charger | 750W IP67 | 12V-72V Multi-Voltage OBC
750W On-Board Charger | 750W IP67 | 12V-72V Multi-Voltage OBC
The OneE EJ-750W is a versatile, cost-effective on-board charger (OBC) offering the widest voltage output range in its power class — from 12V to 72V. Designed for golf carts, ATVs, lawn mowers, and light electric vehicles, it features IP67 waterproof and dustproof protection with a compact, low-profile iron housing. The universal AC input (90–264V, 40–70Hz) ensures seamless compatibility with global power grids. Its adjustable dynamic charging curve supports lead-acid, LiFePO4, and NMC battery systems, making it a flexible solution for OEM integrators and fleet operators. Custom voltage, connector type, and OEM branding are available for qualified buyers.
Core Features
IP67 Waterproof & Dustproof
Sealed housing for reliable outdoor and all-weather operation
Widest Voltage Range (12V–72V)
Single model covers the full spectrum of light EV battery systems
Universal AC Input (90–264V)
Compatible with US, EU, and global power standards without modification
Wide Operating Temperature
Rated -40°C to +60°C — built for extreme cold storage and hot climates
Adjustable Dynamic Charging Curve
Supports lead-acid, LiFePO4, and NMC battery chemistries
OEM / ODM Customization
Custom voltage, current, connector, and private label branding available
Basic Parameters
| Model | EJ-750W | Rated Power | 750W |
| AC Input Voltage | AC 90–264V | AC Input Current | 6A |
| AC Input Frequency | 40–70Hz | Power Factor | ≥0.98 |
| Efficiency | ≥91% | Charging Mode | Adjustable Dynamic Charging Curve |
| Working Temperature | -40°C ~ +60°C | CAN Communication | Optional |
| LED Indicator | Standard | Protection Level | IP67 |
| Dimensions (L×W×H) | 220 × 120 × 58 mm | Net Weight | ~1.8 kg |
Output Specifications
| AC Input Voltage | Rated Output Voltage | Max Output Current |
|---|---|---|
| AC 90–264V | 12V | 15A |
| AC 90–264V | 24V | 15A |
| AC 90–264V | 36V | 15A |
| AC 90–264V | 48V | 15A |
| AC 90–264V | 60V | 12A |
| AC 90–264V | 72V | 10A |
Ready to Order or Need a Custom Spec?
We supply OBC chargers to distributors, EV manufacturers, and fleet operators worldwide. Custom voltage, current, and connector configurations available. Our team typically responds within 24 hours.
