Sevna Cab Option

The Electric Cab Built for Infinite Possibilities.

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Three Harbinger electric cab chassis vehicles—including a step van, box truck, and eVan—parked in front of a modern commercial building.

Lease to Own a Harbinger Electric Work Truck With Zero Money Down

Available through any authorized HVIP Harbinger Dealers. Reserve your units through any authorized Harbinger dealer before the December allocation is fully claimed.

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A better foundation,
for every fleet.

The Sevna Cab, a driver-centric, upfitter-ready foundation, is engineered to deliver strength, efficiency, and long-term durability across the widest range of medium-duty configurations.

With superior visibility, easier entry, and a modern composite cab, it’s designed around the realities of daily fleet operation.

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Strategic Partner

Driver Benefits vs. Other Cabs

Built for

Every

Every Job

Job

Available Today

E-Van

Box Truck

Available Soon

Tanker Truck

Flatbed Truck

Dump Truck

Passenger Van

Utility Truck

Beverage Truck

Driver Centric
Interior

Controls designed to be in easy reach for all drivers

Better Driver
Entry

Lower Step in height vs. competition reduces driver fatigue

Increased
Visibility

Taller Windshield and lower/more flat nose than competitors aids visibility and maneuverability

Improved Walk-In
Access

When equipped as an E-Van the 6’3” Cab interior height provides easy movement to cargo

One Chassis.

Limitless Options.

The Sevna Cab engineered for versatility, supporting the widest range of commercial body applications — from beverage delivery to fuel trucks and tool bodies.

The platform uses Harbinger’s modular 35 kWh battery packs, each providing ~35 miles of real-world range. Cab Chassis configurations support four to six packs for 140–210 miles of range depending on duty cycle. Three wheelbase options (158”, 178”, 208”) allow fleets to choose the right balance of payload, maneuverability, and upfit length.

Configurable
Power

Modular packs for 140–210 miles range

Wide
Capability

158”, 178”, 208” wheelbases

Multiple
Applications

Beverage, Box, Car-hauling, Dump, Fuel, Tool bodies

Composite
Cab

Enhanced visibility and ergonomics for safer operation

Cab Axle Dimensions

Wheel Base	Cab Axle
158"	96.4"
178"	116.4"
208"	146.6"

Safety & Usability

Better Visibility

Easier Step In

Driver Centric Cock Pit

Flexibility

Multiple Body Applications

E-Van & Box Truck Available Now

More Box Upfits Coming Soon

Repairability & Durability

Certified for Over 50 NHTSA Tests for Component Durability & Safety Testing

High Tensile Strength & Easy to Repair Fiberglass Panels

3 Part Bumper for Easy Repair

Top-down view of Harbinger’s all-electric medium-duty chassis showing the battery modules, power electronics, and electric drive components against a black background

All-Electric
Chassis

158"
WheelbaseClick for more...

178"
WheelbaseClick for more...

208"
WheelbaseClick for more...

Plug-In
Hybrid (PHEV)

178"
WheelbaseClick for more...

208"
WheelbaseClick for more...

Best in Class.

Engineered for Smooth, Confident Performance.

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With the same proven engineering as Harbinger’s core electric platform, the Sevna Cab option delivers responsive handling, precise steering, and a superior ride experience, especially in demanding urban environments and high-frequency routes.

Information from publicly available OEM websites

Information from publicly available OEM websites

Built for
Peace of Mind.

Smarter Systems.
Safer Drivers.
Greater Peace of Mind.

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Fleets need uptime. Drivers need safety. Harbinger delivers both with intelligent design and technology that elevates comfort, awareness, and confidence on every route.

Standard ADAS includes a backup camera, sensors, and distance alerts. Optional 360° awareness adds a complete bird’s-eye view for improved safety and maneuvering.

Integrated telematics keep fleets connected through real-time tracking, ELD integration, and predictive maintenance. Over-the-air updates keep vehicles performing without downtime.

A thermal management system maintains ideal temperatures across cabin, drive unit, and batteries — ensuring reliability in any climate.

Intelligent Safety

Standard ADAS with backup camera, sensors, and driver alerts

360° Awareness

Optional suite adds bird’s-eye view

Connected Fleets

Integrated telematics with ELD and predictive maintenance

Lower Costs.
Higher Returns.

Calculate Potential Cost Savings

Switching to Harbinger isn’t just about going electric — it’s about building a more profitable fleet. Lower running costs, fewer moving parts, and regenerative braking save fleets up to $10,000 per vehicle per year compared to diesel.

Harbinger can save fleets up to $10,000 annually compared to diesel. With acquisition costs comparable to diesel trucks, savings begin from day one.

With long component life, modular battery options, and industry-leading warranties, fleets gain confidence that their investment will return value year after year.

Lower Running Costs

Save up to $10,000 per vehicle per year compared to diesel

Accessible Pricing

Eligible for Local & State Incentives

Best Value EV

Starting at $103K before incentives and prices up to 40% lower than competing EVs

Extended Component Life

Designed for up to 20 years of reliable medium duty service

Industry leading
Warranty.

Cab Warranty

3 YEARS / 50,000 MILES*

Complete Stripped Chassis

5 YEARS / 60,000 MILES**

Drivetrain

10 YEARS / 200,000 MILES**

Frame

10 YEARS / UNLIMITED MILES**

Propulsion Battery Pack

10 YEARS / UNLIMITED MILES / 2000 CYCLES**

* Whichever comes first. Complete Cab Protection.
Warranty covers any part Sevna manufactures or Installs.

** Whichever comes first

On the Road.

Day and Night.

The Power Behind
Every Chassis.

Purpose-built technology engineered in-house.

Every major system — from drive unit to battery to thermal management — is engineered by Harbinger for medium-duty performance, reliability, and ease of service. The electric drive unit is rubber-mounted and liquid-cooled to minimize vibration and noise, delivering smoother, more comfortable operation during long shifts.

Electric Drive
Unit (EDU)

Power. Efficiency. Reliability.

An all-in-one system housing the motor, transmission, and differential in a compact, easily serviceable package. Harbinger’s 12-pole permanent magnet motor delivers 440 horsepower and 1,140 lb-ft of torque with exceptional thermal stability and low noise.

Direct oil-cooling for consistent performance under load

Tested to 450,000 miles for durability

Compact design for improved ground clearance and efficiency

Battery Pack
System

Modular Energy. Smarter Design.

Each 35 kWh pack can be configured in four-to-six-pack arrangements, giving fleets 140–210 miles of dependable, real-world range and flexible power options. Fleets only pay for the energy they need, not the energy they don’t.

High energy density and strong aluminum casing for safety and longevity

Industry-leading 800-volt architecture for faster, more efficient charging

Seamless integration with existing fleet management and charging systems

Thermal Management
System

All-in-One Efficiency.

Harbinger’s advanced thermal management unit uses three dedicated loops to control temperature across the cabin, drive unit, and batteries. A high-efficiency heat pump maintains range and comfort even in harsh conditions.

Optimized performance in hot, cold, and wet environments

Efficient heating and cooling improve battery life and driver comfort

Compact, side-mounted thermal box simplifies service and packaging

FAQs

Performance that endures. Engineering that lasts.

Ready to Electrify
Your Fleet?

The Sevna Cab option is engineered to simplify fleet operations while reducing costs and downtime. With proven performance, industry-leading warranties, and a platform designed for 15–20 years of reliable service, your investment delivers long-term returns—mile after mile.

✓ Only electric commercial chassis validated to 450,000 miles
✓ Weather-tested across Arizona, New Zealand, and Death Valley
✓ Nationally certified stripped chassis with standardized mounting
✓ Built in America with industry-leading warranty coverage

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