Bosch Intelligent Range Extender Unit (iRexU)

Highly integrated electrified solutions for REEVs

Bosch Intelligent Range Extender Unit iRexU

Cost-effective solution with integrated housing for generator, inverter, engine control unit, and vehicle control unit

Integrating ECU (engine control unit) with GCU (generator control unit), enabling quicker response time, improved CAN communication fault tolerance, and greater reliability

Ultimate size: axial length less than 270 mm (with flywheel) or less than 196 mm (without flywheel)

Bosch iRexU REEV
Voltage200 V DC – 450 V DC
Charging power (DC link) Cont: 40~70 kW @ 4,000 rpm, 30 min
Peak: up to 90 kW @ 4,500 rpm, 10s
Maximum speed6,000 rpm
Weight32 kg (without flywheel)
Engine TypePFI / GDI, NA / Turbo
Functional SafetyUp to ASIL D

High continuous charging power at high compactness thanks to oil-cooled generator
Adapted to PFI or GDI engines, covering mainstream applications for A-C class vehicles
Compatible with naturally aspirated and turbo charged engines
Integrated sound quality optimization feature

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