New CAT Equipment

825K Soil Compactor

Setting the Bar in Compaction

Designed with durability built in, the Cat 825K ensures maximum availability through multiple life cycles. Designed and manufactured for optimum performance and serviceability, this rugged, powerful machine delivers heavy-duty compaction and dozing.

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    Benefits

    Up To 40% Less CO2 Emissions

    The 825K emits up to 40% less CO2 than the previous 825H.

    Learn more about the 825K Soil Compactor

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    • Axles
      Front
      Planetary – Fixed
      Oscillation Angle
      ±8°
      Rear
      Planetary – Oscillating
    • Blades
      Blade Tilt Angle - Left - Hydraulic
      5,4°
      Blade Tilt Angle - Left - Mechanical
      4,1°
      Blade Tilt Angle - Left Full
      10,1°
      Blade Tilt Angle - Right - Hydraulic
      6,3°
      Blade Tilt Angle - Right - Mechanical
      5,1°
      Blade Tilt Angle - Right Full
      10,8°
      Blade Tip Angle - Back
      7,5°
      Blade Tip Angle - Forward
      7,3°
      Blade Tip Angle - Total
      14,8°
      Height - Including Cutting Edge
      3.4 ft
      Maximum Depth of Cut
      1.97 ft
      Maximum Lift Above Ground
      3.14 ft
      Moldboard - Length
      14.4 ft
      Total Tilt Adjustment
      2.9 ft
      Width - Over End Bits
      15.18 ft
    • Braking System
      Parking Brake
      Drum and Shoe, Spring Applied, Hydraulic Released
    • Cab - Standard
      Machine Sound Level (ISO 6395)
      113 dB(A)
      Operator Sound Level - ISO 6396
      73 dB(A)
    • Cab - Suppression
      Machine Sound Level (ISO 6395)
      110 dB(A)
      Operator Sound Level - ISO 6396
      72 dB(A)
    • Dimensions (Approximate)
      Centerline of Rear Axle to Edge of Counterweight
      9.3 ft
      Ground Clearance
      1.6 ft
      Ground Clearance - Bumper
      2.7 ft
      Height - ROPS/Canopy
      13.3 ft
      Height - Top of Beacon
      14.4 ft
      Height - Top of Exhaust Pipe
      14.1 ft
      Height - Top of Hood
      10.4 ft
      Hitch to Centerline of Front Axle
      6.1 ft
      Length - With Blade on Ground
      28.1 ft
      Turning Radius - Inside of Push Arms
      8.6 ft
      Wheel Base
      12.1 ft
      Width - Over Wheels
      11.98 ft
    • Engine
      Bore
      5.4 in
      Displacement
      927.6 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
      Engine Model
      C15 Cat®
      Gross Power
      435 HP
      High Idle Speed
      2300 r/min
      Low Idle Speed
      800 r/min
      Maximum Altitude - Without Derating (Tier 3 Final/Stage IIIA Equivalent)
      9098 ft
      Maximum Altitude - Without Derating (Tier 4 Final/Stage IV)
      9298 ft
      Maximum Net Torque - 1,300 rpm
      1478.8 lb/ft
      Net Power
      405 HP
      Net Power - Converter Drive - Gross Power
      435 HP
      Net Power - Converter Drive - Torque Rise
      8,5%
      Net Power - Direct Drive - Gross Power
      412 HP
      Net Power - Direct Drive - Torque Rise
      33%
      Rated Power (Net ISO 9249)
      405 HP
      Rated Power (Net SAE J1349)
      405 HP
      Stroke
      6.7 in
    • Hydraulic System
      Cylinders, Double Acting - Lift, Bore and Stroke
      120 mm × 1070 mm (4.7 in × 42.1 in)
      Cylinders, Double Acting - Tilt, Bore and Stroke
      95.25 mm × 216 mm (3.75 in × 8.5 in)
      Main Relief Pressure
      3495 psi
      Maximum Supply Pressure
      3495 psi
      Pump Flow at 1,800 rpm
      30.9 gal/min
    • Hydraulic System - Steering
      Bore
      4.5 in
      Maximum System Flow
      170 L/min @ 1,800 rpm (44.9 gal/min @ 1,800 rpm)
      Steering Pressure Limited
      3481 psi
      Steering System - Circuit
      Double Acting – End Mounted
      Steering System - Pump
      Piston – Variable Displacement
      Stroke
      22.7 in
      Vehicle Articulation Angle
      86 degrees
    • Operating Specifications
      Operating Weight
      78326 lb
      Operating Weight - Tier 3 Final/Stage IIIA Equivalent
      77340 lb
      Operating Weight - Tier 4 Final/Stage IV
      78326 lb
    • Service Refill Capacities
      Cooling System
      30.6 gal (US)
      Diesel Exhaust Fluid Tank (Tier 4 Final/Stage IV)
      8.5 gal (US)
      Differential - Final Drives - Front
      26.4 gal (US)
      Differential - Final Drives - Rear
      29.1 gal (US)
      Engine Crankcase
      9 gal (US)
      Fuel Tank
      206.6 gal (US)
      Hydraulic Tank Only
      35.4 gal (US)
      Transmission
      17.4 gal (US)
    • Transmission
      Transmission Type
      Planetengetriebe – Lastschaltgetriebe – ECPC (Electronic Clutch Pressure Control, Elektronische Kupplungsdrucksteuerung)
      Travel Speeds - Forward - First
      3.4 mile/h
      Travel Speeds - Forward - Second
      6 mile/h
      Travel Speeds - Forward - Third
      10.7 mile/h
      Travel Speeds - Reverse - First
      3.9 mile/h
      Travel Speeds - Reverse - Second
      6.9 mile/h
      Travel Speeds - Reverse - Third
      12.2 mile/h
    • Wheels
      Drum Diameter
      4.3 ft
      Drum Width
      3.7 ft
      Outside Diameter
      5.5 ft
      Tips per Wheel
      65
      Weight
      16167 lb
      Width - Over Drums
      11.98 ft
    NOTE
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
    POWER TRAIN
    • Air to air aftercooler
    • Autoshift
    • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
    • Cat clean emission module (Tier 4 Final/Stage IV)
    • Electro-hydraulic parking brake
    • Electronic Clutch Pressure Control (ECPC)
    • Engine, Cat C15: – Tier 4 Final/Stage IV – Tier 3/Stage IIIA equivalent
    • Fuel priming pump (electric)
    • Fuel to air cooler
    • Ground level engine shutoff
    • Hydraulically driven demand fan
    • Integrated braking system
    • Muffler (under hood) (Tier 3/Stage IIIA equivalent)
    • Radiator, Aluminum Modular (AMR)
    • Separated cooling system
    • Single Clutch Speed Shifting (SCSS)
    • Starting aid (ether) automatic
    • Throttle lock
    • Torque converter with Lock Up Clutch (LUC)
    • Transmission, planetary, with 3F/3R speed range control
    ELECTRICAL
    • Alarm, back-up
    • Alternator, 150 amp
    • Batteries, maintenance-free (4 – 1,000 CCA)
    • Electrical system, 24V
    • Ground level lockable master disconnect switch
    • Light, warning unswitched (LED strobe)
    • Lighting, access stairway
    • Lighting, under hood
    • Lighting system, halogen (front and rear)
    • Lights, directional (rear)
    • Starter, electric (heavy duty)
    • 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)
    • Compaction control (ready)
    • Coat and hard hat hooks
    • Electro-hydraulic tilt and lift controls
    • Finger tip shifting controls
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Implement hydraulic lockout
    • Instrumentation, gauges: – DEF fluid level (Tier 4 Final/Stage IV) – 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
    • Internal four-post rollover protective structure (ROPS/FOPS)
    • Laminated glass
    • Light, (dome) cab
    • Lunch box and beverage holders
    • Mirror, internal (panoramic)
    • Mirrors, heated ready
    • 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
    • Wet-arm wipers/washers (front and rear)
    • Intermittent wipers (front and rear)
    TIRES, RIMS AND WHEELS
    • Wheels, tamping tips
    GUARDS
    • Guard, driveshaft
    • Guards, crankcase and power train
    BLADES
    • Bulldozer straight blade, hydraulics, and linkage are included in the base machine
    FLUIDS
    • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)
    OTHER STANDARD EQUIPMENT
    • Cleaner bars with teeth
    • Doors, service access (locking)
    • Ecology drains for engine, radiator, transmission, hydraulic tank
    • Emergency platform egress
    • Engine, crankcase, 500 hour interval with CJ-4 oil
    • Engine idle management features: – Auto idle kickdown – Delayed engine shutdown – Engine idle shutdown
    • Fast fuel system
    • Fire suppression ready
    • Fuel tank, Fast Fill, 782 L (207 gal)
    • Hitch, drawbar with pin
    • Hoses, Cat
    • Hydraulic, engine, and transmission oil coolers
    • Oil change system, high speed
    • Oil sampling valves
    • Product Link
    • Stairway, left and right rear access
    • Steering, load sensing
    • Toe kicks
    • Total hydraulic filtration system
    • Vandalism protection caplocks
    • Venturi stack
    • Fold down exhaust stack for shipping
    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
    FLUIDS
    • Antifreeze, –50° C (–58° F)
    STARTING AIDS
    • Heater, engine coolant, 120V
    • Heater, engine coolant, 240V
    MISCELLANEOUS
    • Film (ANSI) (Tier 4 Final/Stage IV)
    • EU certification (Tier 4 Final/Stage IV)
    • Plate – year of manufacture (Tier 3/Stage III Equivalent)