Proterra Catalyst

Proterra Catalyst

Top: Catalyst BE40 operated by King County Metro
Bottom: Catalyst BE35 operated by San Diego International Airport
Overview
ManufacturerProterra
Production2014–2020
Body and chassis
ClassTransit bus
LayoutRear-engine, rear-wheel-drive
Powertrain
Electric motor
TransmissionEaton EEV-7202
Dimensions
WheelbaseBE40: 296.5 in (7.53 m)
BE35: 243 in (6.17 m)
LengthBE40: 42 ft 7+12 in (12.99 m)
BE35: 36 ft 11+12 in (11.3 m)
Width102 in (2.59 m)
Height134 in (3.40 m)
Curb weight
  • BE40: 27,370 lb (12,400 kg)
  • BE35: 29,910 lb (13,600 kg)
Chronology
PredecessorProterra EcoRide
SuccessorProterra ZX5

The Proterra Catalyst is a battery-electric low-floor transit bus that was built by Proterra from 2014 to 2020. The second generation of Proterra's battery-electric buses, it succeeded the earlier EcoRide as the company's flagship product.