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815K Soil Compactor

Cat Soil Compactors are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to operate more efficiently and safely. Representing a long-standing commitment to quality and performance, this rugged, powerful machine is designed and built for heavy-duty compaction and dozing operations. Focused on helping our customers succeed, we have continued to build upon each new series. The 815K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.

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SPECIFICATION SUMMARY
  • Engine Model Cat® C7.1 ACERT™: configured for two emissions options
  • Net Power 248 hp
  • Operating Weight 49353 lb
  • Emissions Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards

PRICE (USD)
Call 800-637-5000 for rate information

Engine

  • Engine Model
    Cat® C7.1 ACERT™: configured for two emissions options
  • Net Power
    248 hp
  • Emissions
    Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards
  • Rated Power (SAE J1349) – Tier 4 Final/Stage IV
    248 hp
  • Rated Power (Net ISO 9249) – Tier 4 Final/Stage IV
    248 hp
  • Gross Power (SAE J1995) – Tier 4 Final/Stage IV
    284 hp
  • Gross Power (ISO 14396) – Tier 4 Final/Stage IV
    274 hp
  • Maximum Net Torque @ 1,400 rpm – Tier 4 Final/Stage IV
    899 lbf-ft
  • Torque Rise - Tier 4 Final/Stage IV
    52%
  • Rated Power (SAE J1349) – Tier 3/Stage IIIA equivalent
    249 hp
  • Rated Power (Net ISO 9249) – Tier 3/Stage IIIA equivalent
    249 hp
  • Gross Power (SAE J1995) – Tier 3/Stage IIIA equivalent
    286 hp
  • Gross Power (ISO 14396) – Tier 3/Stage IIIA equivalent
    275 hp
  • Bore
    4.1 in
  • Stroke
    5.3 in
  • Displacement
    427.8 in3
  • High Idle Speed
    2270 rpm
  • Low Idle Speed
    800 rpm
  • Maximum Net Torque @ 1,400 rpm – Tier 3/Stage IIIA equivalent
    749 lbf-ft
  • Torque Rise - Tier 3/Stage IIIA Equivalent
    26%
  • Maximum Altitude without Derating
    9842.52 ft
  • Engine Model
    Cat® C7.1: configured for two emissions options
  • Net Power
    248 HP
  • Bore
    4.1 in
  • Stroke
    5.3 in
  • Displacement
    427.8 in³
  • Emissions
    Meets U.S. EPA Tier 4 Final/EU Stage IV emission standards or meets U.S. EPA Tier 3/EU Stage IIIA equivalent emission standards
  • Gross Power - ISO 14396 - Tier 3/Stage IIIA Equivalent
    275 HP
  • Gross Power - ISO 14396 - Tier 4 Final/Stage IV
    274 HP
  • Gross Power - SAE J1995 - Tier 3/Stage IIIA Equivalent
    286 HP
  • Gross Power - SAE J1995 - Tier 4 Final/Stage IV
    284 HP
  • High Idle Speed
    2270 r/min
  • Low Idle Speed
    800 r/min
  • Maximum Altitude - Without Derating
    9842.52 ft
  • Maximum Net Torque - 1,400 rpm - Tier 3/Stage IIIA Equivalent
    749 lb/ft
  • Maximum Net Torque - 1,400 rpm - Tier 4 Final/Stage IV
    899 lb/ft
  • Rated Power (Net ISO 9249) - Tier 3/Stage IIIA equivalent
    249 HP
  • Rated Power (Net ISO 9249) - Tier 4 Final/Stage IV
    248 HP
  • Rated Power (SAE J1349) - Tier 3/Stage IIIA Equivalent
    249 HP
  • Rated Power (SAE J1349) - Tier 4 Final/Stage IV
    248 HP

Operating Specifications

  • Operating Weight
    49353 lb
  • Maximum Operating Weight (Tier 4 Final/Stage IV)
    49353 lb
  • Maximum Operating Weight (Tier 3/Stage IIIA equivalent)
    48740 lb
  • Maximum Operating Weight (Tier 3/Stage IIIA equivalent)
    48740 lb
  • Maximum Operating Weight (Tier 4 Final/Stage IV)
    49353 lb
  • Operating Weight
    49353 lb

Transmission

  • Transmission Type
    Planetary – Powershift – ECPC
  • Travel Speeds: Forward – First
    4.2 mph
  • Travel Speeds: Forward – Second
    7.5 mph
  • Travel Speeds - Forward - Third
    13.2 mile/h
  • Travel Speeds: Reverse – First
    4.8 mph
  • Travel Speeds: Reverse – Second
    8.5 mph
  • Travel Speeds - Reverse - Third
    15 mile/h
  • Transmission Type
    Planetengetriebe – Lastschaltgetriebe – ECPC (Electronic Clutch Pressure Control, Elektronische Kupplungsdrucksteuerung)
  • Travel Speeds - Forward - First
    4.2 mile/h
  • Travel Speeds - Forward - Second
    7.5 mile/h
  • Travel Speeds - Reverse - First
    4.8 mile/h
  • Travel Speeds - Reverse - Second
    8.5 mile/h

Hydraulic System

  • Pump Flow at 2,111 rpm
    23.5 gal/min
  • Main Relief Pressure
    3190 psi
  • Maximum Supply Pressure
    2930 psi
  • Lift Cylinder, Double Acting - Bore and Stroke
    101.6 mm × 627 mm (4 in × 24.7 in)
  • Tilt Cylinder, Double Acting - Bore and Stroke
    101.6 mm × 167 mm (4 in × 6.6 in)
  • Main Relief Pressure
    3190 psi
  • Maximum Supply Pressure
    2930 psi
  • Pump Flow at 2,111 rpm
    23.5 gal/min

Service Refill Capacities

  • Cooling System – Tier 4 Final/Stage IV
    21.4 gal
  • Engine Crankcase
    5.3 gal
  • Transmission
    14.8 gal
  • Fuel Tank
    132.1 gal
  • Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV only)
    4.2 gal
  • Differentials and Final Drives – Front
    17.2 gal
  • Differentials and Final Drives – Rear
    17.2 gal
  • Hydraulic Tank Only
    19.8 gal
  • Cooling System – Tier 3/Stage IIIA equivalent
    19.3 gal
  • Note
    All non-road Tier 4 Final and Stage IV diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm for EP
  • Cooling System - Tier 3/Stage IIIA Equivalent
    19.3 gal (US)
  • Cooling System - Tier 4 Final/Stage IV
    21.4 gal (US)
  • Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV Only)
    4.2 gal (US)
  • Differential - Final Drives - Front
    17.2 gal (US)
  • Differential - Final Drives - Rear
    17.2 gal (US)
  • Engine Crankcase
    5.3 gal (US)
  • Fuel Tank
    132.1 gal (US)
  • Hydraulic Tank Only
    19.8 gal (US)
  • Note
    All non-road Tier 4 Final and Stage IV diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm for EPA and 10 ppm for EU (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm for EP
  • Transmission
    14.8 gal (US)

Axles

  • Front
    Planetary – Fixed
  • Rear
    Planetary – Oscillating
  • Oscillation Angle
    ±10°
  • Front
    Planetary – Fixed
  • Rear
    Planetary – Oscillating
  • Oscillation Angle
    ±10 درجة

Brakes

  • Parking Brake
    Drum and Shoe, Spring Applied, Hydraulic Released

Cab – Standard

  • Operator Sound Level (ISO 6396)
    71 dB(A)
  • Machine Sound Level (ISO 6395) Tier 3/Stage IIIA equivalent
    112 dB(A)

Cab - Standard

  • Machine Sound Level (ISO 6395) Tier 4/Stage IV
    111 dB(A)
  • Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent
    112 dB(A)
  • Operator Sound Level - ISO 6396
    71 dB(A)

Cab – Suppression

  • Operator Sound Level (ISO 6396)
    70 dB(A)
  • Machine Sound Level (ISO 6395) Tier 3/Stage IIIA equivalent
    110 dB(A)

Hydraulic System – Steering

  • Steering System – Circuit
    Closed Center Load Sensing
  • Bore
    4.0 in
  • Stroke
    23.5 in
  • Steering System – Pump
    Piston – Variable Displacement
  • Maximum System Flow
    147 L/min @ 2,111 rpm (38.8 gal/min @ 2,111 rpm)
  • Steering Pressure Limited
    4003 psi

Hydraulic System - Steering

  • Vehicle Articulation Angle
    84 degrees
  • Bore
    4 in
  • Maximum System Flow
    147 L/min @ 2,111 rpm (38.8 gal/min @ 2,111 rpm)
  • Steering Pressure Limited
    4003 psi
  • Steering System - Circuit
    Closed Center Load Sensing
  • Steering System - Pump
    Piston – Variable Displacement
  • Stroke
    23.5 in

Blades

  • Width – Moldboard Length
    11.98 ft
  • Height - Including Cutting Edge
    2.82 ft
  • Maximum Depth of Cut
    0.73 ft
  • Maximum Lift Above Ground
    2.63 ft
  • Blade Tilt Angle - Right - Hydraulic
    4,8°
  • Blade Tilt Angle - Left - Hydraulic
    5,5°
  • Blade Tilt Adjustment - Right
    1 ft
  • Blade Tilt Adjustment - Left
    1.14 ft
  • Total Tilt Adjustment
    2.14 ft
  • Width Over End Bits
    12.34 ft
  • Maximum Depth of Cut
    0.73 ft
  • Maximum Lift Above Ground
    2.63 ft
  • Width - Over End Bits
    12.34 ft
  • Width - Moldboard Length
    11.98 ft

Wheels

  • Weight
    9720 lb
  • Outside Diameter
    4.63 ft
  • Drum Diameter
    3.38 ft
  • Drum Width
    3.25 ft
  • Tips per Wheel
    60
  • Width - Over Drums
    10.64 ft

Dimensions (Approximate)

  • Height to Top of Beacon
    12.95 ft
  • Height to Top of Exhaust Pipe
    10.97 ft
  • Height to Top of Hood
    8.42 ft
  • Ground Clearance to Bumper
    2.18 ft
  • Center Line of Rear Axle to Bumper
    6.53 ft
  • Hitch to Center Line of Front Axle
    5.50 ft
  • Wheelbase
    10.99 ft
  • Length with Blade on Ground
    23.48 ft
  • Ground Clearance
    1.23 ft
  • Width over Wheels
    10.64 ft
  • Height - Top of Cab Roof
    11.98 ft
  • Turning Radius - Inside of Push Arms
    8.27 ft
  • Centerline of Rear Axle to Bumper
    6.53 ft
  • Ground Clearance
    1.23 ft
  • Ground Clearance - Bumper
    2.18 ft
  • Height - Top of Beacon
    12.95 ft
  • Height - Top of Exhaust Pipe
    10.97 ft
  • Height - Top of Hood
    8.42 ft
  • Hitch to Centerline of Front Axle
    5.5 ft
  • Length - With Blade on Ground
    23.48 ft
  • Wheel Base
    10.99 ft
  • Width - Over Wheels
    10.64 ft

Cab - Suppression

  • Machine Sound Level (ISO 6395) Tier 4/Stage IV
    109 dB(A)
  • Machine Sound Level (ISO 6395) Tier 3/Stage IIIA Equivalent
    110 dB(A)
  • Operator Sound Level - ISO 6396
    70 dB(A)

Braking System

  • Parking Brake
    Drum and Shoe, Spring Applied, Hydraulic Released

POWERFUL EFFICIENCY

LONG TERM VALUE AND DURABILITY

PERFORMANCE WITH LESS FUEL

OPTIMIZE COMPACTION

OPERATOR COMFORT AND CONTROL

PRODUCTIVITY WITH TECHNOLOGY

BUILT-IN SAFETY FEATURES

REDUCE ENVIRONMENTAL IMPACT

TOP-TIER SERVICE AND SUPPORT

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train
    • Advanced Productivity Electronic Control System (APECS)
    • Air to air aftercooler
    • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
    • Cat clean emission module (Tier 4 Final/Stage IV only)
    • Electro-hydraulic parking brake
    • Electronic Clutch Pressure Control (ECPC)
    • Engine, Cat C7.1 (configured for two emissions options): – Tier 4 Final/Stage IV – Tier 3/Stage IIIA equivalent
    • Engine driven cooling fan – suction
    • Fuel priming pump (electric)
    • Fuel to air cooler
    • Ground level engine shutoff
    • Muffler (under hood) (Tier 3/Stage IIIA equivalent only)
    • Radiator, unit core
    • Starting aid (ether)
    • Throttle lock
    • Torque converter
    • Transmission, planetary, with 3F/3R speed range control
  • Electrical
    • Alarm, back-up
    • Alternator, 150 amp
    • Batteries, maintenance-free
    • Electrical system, 24V
    • Ground level lockable master disconnect switch
    • Lights, directional (rear)
    • Light, warning switched (LED strobe)
    • Lighting system, (front and rear)
    • Starter, electric
    • Starting receptacle for emergency start
  • Operator Environment
    • 12V power port for mobile phone or laptop connection
    • AccuGrade™ mapping (ready)
    • Air conditioner
    • Cab, sound-suppressed pressurized
    • Cab door, sliding window (LH)
    • Cat Compaction Control (ready)
    • Cat Detect: Object Detection (ready)
    • Coat and hard hat hooks
    • Finger tip shifting controls
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Hydraulic controls – seat mounted
    • Implement hydraulic lockout
    • Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage IV only) – Engine coolant temperature – Fuel level – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
    • Instrumentation, warning indicators: – Action alert system, three categories – Brake oil pressure – Electrical system, low voltage – Engine failure malfunction alert and action lamp – Parking brake status
    • Light, (dome) cab
    • Lunch box and beverage holders
    • Mirror, internal (panoramic)
    • Mirrors, rearview (externally mounted)
    • Radio ready for entertainment: – Antenna – Speakers – Converter (12V, 10-15 amp)
    • Seat, Cat Comfort (cloth) air suspension
    • Seat belt with minder, retractable, 76 mm (3 in) wide
    • STIC control system with lockout
    • Sun visor, front
    • Tinted glass
    • Transmission gear (indicator)
    • Vital Information Management System (VIMS): – Graphical information display – External data port – Customizable operator profiles – Event indicator light on rear grill
    • Wet-arm wipers/washers (front and rear): – Intermittent wipers (front and rear)
  • Tires, Rims And Wheels
    • Wheels, tamping foot
  • Guards
    • Cleaner bars with teeth
    • Guards, crankcase and power train
    • Guard, driveshaft
  • Fluids
    • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)
  • Other Standard Equipment
    • DEF tank fill gauge
    • Doors, service access (locking)
    • Ecology drains for engine, radiator, transmission, hydraulic tank
    • Engine, crankcase, 500 hour interval with CJ-4 oil
    • Emergency platform egress
    • Fire suppression ready
    • Fuel tank, 500 L (132.1 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat XT™
    • Hydraulic, engine, and transmission oil coolers
    • Oil change system, high speed
    • Oil sampling valves
    • Steering, load sensing
    • Total hydraulic filtration system
    • Vandalism protection caplocks
    • Venturi stack
  • Standard Attachments – Hydraulics
    • Hydraulics: – Standard or EU and Canada
  • Standard Attachments – Operator Environment
    • Glass (window): – Standard bonded or rubber-mounted glass
    • Precleaner – cab: – Standard or powered
    • Seat – cab: – Standard or heated and ventilated
    • Mirrors – cab: – Standard or heated
  • Standard Attachments – Power Train
    • Axles: – Standard or non-spin rear
  • Standard Attachments – Special Arrangements
    • Engine Precleaners: – Turbine or dual stage
  • Standard Attachments – Electrical
    • Lights: – Standard or LED
  • Standard Attachments – Fuel Systems
    • Fuel tank: – Non-fast or fast fill
  • Standard Attachments – Technology Products
    • Product Link: – GSM, satellite
  • Standard Attachments – Cleaner Bars
    • Cleaner bars: – Standard or abrasive
  • Standard Attachments – Blades
    • Blades: – Straight or tilt-straight

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Operator Environment
    • Camera, rear vision
    • Radio, AM/FM/AUX/USB/BLUETOOTH
    • Radio, CB (ready)
  • Technology Products
    • Compaction control, basic
  • Other Attachments
    • Sound suppression (required for Brazil)
  • Fluids
    • Antifreeze, –50° C (–58° F)
  • Starting Aids
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
  • Miscellaneous
    • Film (ANSI) (Tier 4 Final/Stage IV only)
    • EU certification (Tier 4 Final/Stage IV only)
    • Plate – year of manufacture (Tier 3/Stage IIIA equivalent only)
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