815K Soil Compactor

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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.

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

Specs

Engine

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

Operating Specifications

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

Transmission

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

Hydraulic System

Pump Flow at 2,111 rpm
23.5gal/min
Main Relief Pressure
3190psi
Maximum Supply Pressure
2930psi
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
3190psi
Maximum Supply Pressure
2930psi
Pump Flow at 2,111 rpm
23.5gal/min

Service Refill Capacities

Cooling System – Tier 4 Final/Stage IV
21.4gal
Engine Crankcase
5.3gal
Transmission
14.8gal
Fuel Tank
132.1gal
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV only)
4.2gal
Differentials and Final Drives – Front
17.2gal
Differentials and Final Drives – Rear
17.2gal
Hydraulic Tank Only
19.8gal
Cooling System – Tier 3/Stage IIIA equivalent
19.3gal
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
19.3gal (US)
Cooling System - Tier 4 Final/Stage IV
21.4gal (US)
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV Only)
4.2gal (US)
Differential - Final Drives - Front
17.2gal (US)
Differential - Final Drives - Rear
17.2gal (US)
Engine Crankcase
5.3gal (US)
Fuel Tank
132.1gal (US)
Hydraulic Tank Only
19.8gal (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
14.8gal (US)

Axles

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

Brakes

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

Cab – Standard

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

Cab - Standard

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

Cab – Suppression

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

Hydraulic System – Steering

Steering System – Circuit
Closed Center Load Sensing
Bore
4.0in
Stroke
23.5in
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
4003psi

Hydraulic System - Steering

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

Blades

Width – Moldboard Length
11.98ft
Height - Including Cutting Edge
2.82ft
Maximum Depth of Cut
0.73ft
Maximum Lift Above Ground
2.63ft
Blade Tilt Angle - Right - Hydraulic
4.8°
Blade Tilt Angle - Left - Hydraulic
5.5°
Blade Tilt Adjustment - Right
1ft
Blade Tilt Adjustment - Left
1.14ft
Total Tilt Adjustment
2.14ft
Width Over End Bits
12.34ft
Maximum Depth of Cut
0.73ft
Maximum Lift Above Ground
2.63ft
Width - Over End Bits
12.34ft
Width - Moldboard Length
11.98ft

Wheels

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

Dimensions (Approximate)

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

Cab - Suppression

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

Features

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

  • 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

  • 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)