Optimal G1

Battery-Electric Cutaway Chassis

Optimal G1

Technology that Works

Discover the Optimal EV Advantage

Battery Specifications

Proterra® S115
Battery Manufacturer/Model
113 kWh
Battery Size
326V (Nominal)
System Voltage
Water/Glycol Mixture
Cooling
>4000 @ 90% DOD
Design Life Cycle
-22° F to +133° F (-30° C to +56° C)
Temperature Range

Performance Specifications

738/1254 ft-Ibs (1000/1700 Nm)
Traction Motor Continuous/Peak Torque
228/375 hp (170/280 kW)
Traction Motor Continuous/Peak Power
300 - 750 vdc
Voltage Range
70 MPH (112 KPH)
Top Speed
30% (Equivalent to OEM GM Express G4500)
Gradeability
125 Miles (201 km)
Range*

Charging

Charging in <8 Hours
Standard Level 1 & 2 AC Charging (J1772)
Charging in <2 Hours
Optional DC Fast Charge (CCS1)

Buy America Compliant

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Optimal EV S1