815K

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.


SPECIFICATIONS
Engine
Engine Model Cat® C7.1 ACERT™: configured for two emissions options
Net Power 248 HP
Bore 4.1 in
Stroke 5.3 in
Displacement 427.8 in³


Wheels
Drum Width 3.25 ft
Drum Diameter 3.38 ft
Outside Diameter 4.63 ft
Tips per Wheel 60


Axles
Front Planetary – Fixed
Rear Planetary – Oscillating


Blades
Maximum Depth of Cut 0.73 ft
Maximum Lift Above Ground 2.63 ft
Total Tilt Adjustment 2.14 ft
Width - Over End Bits 12.34 ft


Axles
Oscillation Angle ±10°


Blades
Blade Tilt Adjustment - Left 1.14 ft
Blade Tilt Adjustment - Right 1 ft
Blade Tilt Angle - Left - Hydraulic 5.5°
Blade Tilt Angle - Right - Hydraulic 4.8°
Height - Including Cutting Edge 2.82 ft
Width - Moldboard Length 11.98 ft


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


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


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


Dimensions (Approximate)
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 Cab Roof 11.98 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
Turning Radius - Inside of Push Arms 8.27 ft
Wheel Base 10.99 ft
Width - Over Wheels 10.64 ft


Engine
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
Torque Rise - Tier 3/Stage IIIA Equivalent 26%
Torque Rise - Tier 4 Final/Stage IV 52%


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


Hydraulic System - Steering
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
Vehicle Articulation Angle 84 degrees


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


Service Refill Capacities
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 EPA and 10 ppm for EU (mg/kg) sulfur or less ULSD and when the biodiesel feedstock meets ASTM D7467 specifications. – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, and ACEA E9 specifications are required. – Diesel Exhaust Fluid (DEF) that meets all requirements defined in ISO 22241-1.
Transmission 14.8 gal (US)


Transmission
Transmission Type Planetary – Powershift – ECPC
Travel Speeds - Forward - First 4.2 mile/h
Travel Speeds - Forward - Second 7.5 mile/h
Travel Speeds - Forward - Third 13.2 mile/h
Travel Speeds - Reverse - First 4.8 mile/h
Travel Speeds - Reverse - Second 8.5 mile/h
Travel Speeds - Reverse - Third 15 mile/h


Wheels
Weight 9720 lb
Width - Over Drums 10.64 ft


BENEFITS & FEATURES
Efficiency and Productivity



Structures



Engine and Power Train



Tamping Wheels and Tips



Operator Station



Integrated Technologies



Safety



Sustainability



Serviceability



Customer Support



Operating Costs



EQUIPMENT
Standard Equipment

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 with ACERT Technology (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

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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