336 Excavator

  • Specs Summary

794 AC Mining Truck

Designed and manufactured by Caterpillar, the 794 AC electric drive truck is single sourced from one manufacturer and supported by the best dealer network. The 794 AC is designed to:
  • Deliver a true 291 tonnes (320 tons) capacity
  • Deliver reliability and uptime
  • Deliver easy serviceability
  • Deliver low owning and operating cost
  • Deliver operator confidence with four corner wet disc blended service brakes and traction control
The 794 AC is built to deliver to your bottom line.

Standard Equipment


  • C175-16 Diesel Engine<br>– Turbocharging (4)/aftercooled<br>– Air to air after cooler (ATAAC)<br>– Air cleaner (4) with precleaner<br>– Elevated low idle control<br>– Multi-point oil pressure sensing<br>– Pre-lubrication/engine
  • Braking system:<br>– Brake release towing<br>– Oil-cooled, multi-disc (front and rear) (service, retarding, parking, secondary)<br>– Automatic Retarder Control<br>– Electric dynamic retarding with blended low speed<br>– Extended life brake disc material
  • Cat AC drive train:<br>– IGBT controlled AC induction motors<br>– AC generator<br>– AC cooled radial grid
  • Body-up reverse neutralizer
  • Programmable top speed
  • Rear axle continuous lube/filtration
  • Reverse shift inhibitor
  • Directional shift management
  • Neutral coast inhibitor
  • Body-up shift inhibitor
  • Neutral start inhibitor


  • Alarm, backup
  • Brushless alternator 150 amp charging
  • Batteries – 12V (8) 90 amp hour
  • Converter, 12V electrical
  • Electrical system, 24V, 10, 15, 20 amp fuses and breakers
  • Battery charge receptacle
  • Lighting, signals/service:<br>– Halogen lighting package<br>– Backup and hazard lighting<br>– Directional signals (front and rear LED)<br>– Front stair access/service deck<br>– Stop/tail lights (LED)<br>– Engine compartment<br>– Inverter energy LED warning lights


  • Air conditioner
  • 12V DC power supply (1)
  • Cup holder (2)
  • Diagnostic connection port
  • Dome courtesy light
  • Entertainment radio ready:<br>– 20 amp switched/10 amp memory converter<br>– Speakers, and wiring harnesses
  • Gauges/indicators
  • Gauge panel:<ul><li>Hydraulic oil temperature</li><li>Engine coolant temperature</li><li>Fuel level</li><li>Electric engine control fault indicator</li><li>Electric hour meter</li><li>Speedometer</li><li>Tachometer</li><li>VIMS message center advisor</li></ul>
  • Heater/defroster
  • Storage space behind seat
  • ROPS cab, insulated/sound suppressed
  • Seat, operator, air suspension
  • Seatbelt, operator, three points
  • Seat, trainer, air suspension
  • Seatbelt, trainer, two point
  • Steering wheel, tilt, telescopic
  • Tinted glass
  • Window, electric powered, operator/passenger
  • Wiper, windshield, intermittent control and washer
  • Fixed access ladder


  • Extended life coolant to –35° C (–30° F)


  • Traction control system
  • Auxiliary “buddy” dumping quick connect
  • Auxiliary steering quick connect (towing)
  • Rotating component guards
  • Fast fill fuel system (LH and RH side)
  • Fuel filter with water separator
  • Ground level battery lockout
  • Machine lockout
  • Engine start lockout
  • ECM cabinet lockout
  • Ground level engine shut-down
  • Rock ejectors (chain)
  • Tow hooks and pin (front)
  • Tow pin (rear) (empty truck only)
  • Mudflaps
  • Coolant level gauge (on radiator)
  • Automatic lubrication system
  • S·O·S sample points (hydraulic, cooling, engine)

Optional Equipment


  • 2050 kW (2,750 hp) and 2312 kW (3,100 hp) options available
  • HAA arrangements available
  • Throttle lock
  • Timer, engine shutdown
  • Body heat exhaust
  • Gel batteries (8)
  • High Intensity Discharge (HID) lighting package
  • LED lighting package
  • Fog lights
  • LED work lights
  • English or Metric gauges
  • Payload, digital display
  • Powered access ladder
  • Inverter platform
  • Fast fill fuel system (front and right)
  • Rims: Six (6) position and quick change
  • ANSI and ISO service instructions
  • Retarding indicator light
  • Cab pedestal for additional display
  • Radio/CD player
  • Front bumper center tow attachment
  • Brake wear indicator tool
  • Coolant –50° C (–58° F)
  • HE dump body rock box liner
  • HE dump body canopy rock deflectors
  • Heated mirrors (LH and RH)
  • Rear axle oil cooler
  • Standard accumulators and Australia/Canada certified accumulators
  • Hot start, for cold weather
  • Diesel fuel warmer
  • Wheel chocks (ANSI or ISO)
  • Portable fire extinguisher
  • Murphy gauge
  • High efficiency dump body<br>– 1543 kg/m³ (2,600 lb/yd³) density body<br>– 1721 kg/m³ (2,900 lb/yd³) density body<br>– 1839 kg/m³ (3,100 lb/yd³) density body<br>– 2076 kg/m³ (3,500 lb/yd³) density body
  • Canopy extension
  • Body rock box
  • Side profile lighting
  • Central service
  • Language monitors – English, Spanish, Italian, Portuguese, Dutch, Norwegian, Swedish, Estonian, Latin, Lithuanian, Slovakian, Slovenian, Greek, Romanian, Russian, Polish, Czech, Hungarian, Icelandic, Finnish, Danish, Thai, Indonesian, Vietnam, Malaysian, Chinese