Hendrickson ELECTRAAX, powered by Driventic — a high-efficiency, lightweight eAxle, for medium-duty trucks and buses.

ELECTRAAX, created in partnership with Driventic, is a high-efficiency electric drive axle engineered to increase range or reduce battery requirements for Class 6-7 medium-duty vehicles. This ePowertrain design integrates the axle, gearbox, motor, and inverter into a single optimized system to reduce weight, unlock packaging space, and elevate overall vehicle capability. ELECTRAAX is available in capacities up to 23,000 pounds.

Specifications

ELECTRAAX
System Peak Efficiency	Up to 94%
Continuous Power Range (kW)	200
Peak Power (kW)	320
Peak Total Output Torque (Nm)	18,050^₁
Peak Torque Duration (seconds)	Up to 30
Motor Torque Regeneration	Up to 100%
High Voltage Range (V)	400-850
Gross Axle Weight Rating (lbs.)	Up to 23,000
Applications	Pickup and Delivery, School Bus
Functional Safety Rating	ISO 26262
Ingress Protection	IP67 and IP6K9K
Cybersecurity	ISO 21434
Electromagnetic Compatibility	ECE R10

1. Based on peak motor torque of 950 Nm, with a gear ratio of 19

Features & Benefits

INTEGRATED ePOWERTRAIN

Axle, gearbox, motor and inverter integrated into a single optimized system
The application-specific architecture allows ELECTRAAX to deliver up to 94% system efficiency
Elevated energy efficiency extends vehicle range by up to 40%*

SINGLE-SPEED GEARBOX

Smooth drivability without shift quality concerns, optimized for delivery market driving conditions
Cylindrical parallel shaft gears reduce losses compared to designs with 90-degree hypoid gearing
Reduced friction relative to multi-speed gearboxes
Increased reliability and reduced complexity through fewer components

MODULAR DESIGN

Variety of track width, gear train, suspension and brake options for enhanced flexibility
Integrated, fabricated axle framework reduces vehicle weight by up to 357 pounds*
Designed for ease of OEM chassis integration
Frees up packaging space for additional batteries or other vehicle equipment

HIGH-PERFORMANCE INVERTER

Optimized power density
Dual-core DSP and dual-core application controller for high control accuracy
ISO 21434 cybersecurity and ISO 26262 functional safety compliant
AUTOSAR based software, ECE R10 certified
Latest IGBT technology

POWERFUL MOTOR

Extended peak torque for sustained, consistent power during acceleration and hill climbs
High power efficiency
Full motor-torque regenerative braking helps maximize energy recovery
Externally mounted for service without disrupting the gear train

*Compared to central drive systems powering traditional drivetrains

ELECTRAAX