825

Soil Compactors 825

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Key Specs

Gross Power (SAE J1995:2014)
435 hp
324 kW
Net Power (SAE J1349:2011)
405 hp
302 kW
Net Power (ISO 9249:2007)
405 hp
302 kW

Overview

Setting the Bar in Compaction

Designed with durability built in, the Cat 825 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.

Benefits

IMPROVED TECHNOLOGY

Boost your productivity with technologies like Cat Compact 3D Mapping and Cat Compaction Control with Machine Drive Power.

DESIGNED FOR SAFETY AND SERVICE

Designed to reduce your service and maintenance costs with longer filter life.

ENHANCED OPERATOR COMFORT

Updated cab with steering transmission integrated control, heated and cooled leather seat, and adjustable settings to help operators work more productively throughout the day.

Product Specifications for 825

Gross Power (SAE J1995:2014) 435 hp 324 kW
Net Power (SAE J1349:2011) 405 hp 302 kW
Net Power (ISO 9249:2007) 405 hp 302 kW
Engine Power (ISO 14396:2002) 426 hp 318 kW
Engine Model Cat® C15 Cat® C15
Emissions U.S. EPA Tier 4 Final / EU Stage V/Korea Stage V and Japan 2014 or Brazil MAR-1, emitting equivalent to U.S. EPA Tier 3/EU Stage IIIA U.S. EPA Tier 4 Final / EU Stage V/Korea Stage V and Japan 2014 or Brazil MAR-1, emitting equivalent to U.S. EPA Tier 3/EU Stage IIIA
Rated Speed 1800 r/min 1800 r/min
Peak Net Torque (1,300) rpm) 1479 lbf·ft 2005 N·m
Torque Rise 33% 33%
Bore 5.4 in 137.2 mm
Stroke 6.7 in 171.4 mm
Displacement 927.6 in³ 15.2 l
High Idle Speed 2300 r/min 2300 r/min
Low Idle Speed 800 r/min 800 r/min
Maximum Altitude - Without Derating (Tier 4 Final/Stage V) 9298 ft 2834 m
Maximum Altitude - Without Derating (Tier 3/Stage IIIA) 9098 ft 2773 m
Maximum Operating Weight (Tier 4 Final/Stage V) 78326 lb 35528 kg
Maximum Operating Weight (Tier 3/Stage IIIA equivalent) 77340 lb 35081 kg
Transmission Type Planetary - Powershift - ECPC Planetary - Powershift - ECPC
Travel Speeds - Forward - First 3.4 mile/h 5.5 km/h
Travel Speeds - Forward - Second 6.4 mile/h 10.3 km/h
Travel Speeds - Forward - Third 11.1 mile/h 17.8 km/h
Travel Speeds - Reverse - First 4.1 mile/h 6.6 km/h
Travel Speeds - Reverse - Second 7.3 mile/h 11.8 km/h
Travel Speeds - Reverse - Third 12.2 mile/h 19.7 km/h
Pump Flow at 1,800 rpm 30.9 gal/min 117 l/min
Main Relief Pressure 3771 psi 26000 kPa
Maximum Supply Pressure 3495 psi 24100 kPa
Cylinders, Double Acting - Lift, Bore and Stroke 120 mm x 1070 mm (4.7 in x 42.1 in) 120 mm x 1070 mm (4.7 in x 42.1 in)
Cylinders, Double Acting - Tilt, Bore and Stroke 95.25 mm x 215 mm (3.75 in x 8.5 in) 95.25 mm x 215 mm (3.75 in x 8.5 in)
Cooling System 30.6 gal (US) 116 l
Engine Crankcase 9 gal (US) 34 l
Transmission 17.4 gal (US) 66 l
Fuel Tank 206.6 gal (US) 782 l
Diesel Exhaust Fluid Tank (Tier 4 Final/Stage V) 8.5 gal (US) 32 l
Differential - Final Drives - Front 26.4 gal (US) 100 l
Differential - Final Drives - Rear 29.1 gal (US) 110 l
Hydraulic Tank Only 35.4 gal (US) 134 l
Note All non-road Tier 4 Final and Stage V diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm (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 22241-1:2006. All non-road Tier 4 Final and Stage V diesel engines are required to use: – Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 are acceptable when blended with 15 ppm (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 22241-1:2006.
Front Planetary - Fixed Planetary - Fixed
Rear Planetary - Oscillating Planetary - Oscillating
Oscillation Angle ± 8 ° ± 8 °
Service Brakes Multi Disc Wet (Enclosed) 2 WHL Multi Disc Wet (Enclosed) 2 WHL
Parking Brake Drum and Shoe, Spring Applied, Hydraulic Released Drum and Shoe, Spring Applied, Hydraulic Released
Air Conditioning The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. - If equipped with R134a (Global Warming Potential = 1430), the system contains 2 kg (4.4 lb) of refrigerant which has a CO2 equivalent of 2.86 metric tonnes (3.15 tons). The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. - If equipped with R134a (Global Warming Potential = 1430), the system contains 2 kg (4.4 lb) of refrigerant which has a CO2 equivalent of 2.86 metric tonnes (3.15 tons).
Operator Sound Level (ISO 6396:2008) - Standard 73 dB(A) 73 dB(A)
Machine Sound Level (ISO 6395:2008) - Standard 113 dB(A) 113 dB(A)
Operator Sound Level (ISO 6396:2008) - Suppression 72 dB(A) 72 dB(A)
Machine Sound Level (ISO 6395:2008) - Suppression 110 dB(A) 110 dB(A)
Note (1) The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed.
Note (2) The machine sound power level was measured according to the test ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. The machine sound power level was measured according to the test ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed.
Note (3) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Operator Sound Level (ISO 6396:2008) - Standard 73 dB(A) 73 dB(A)
Machine Sound Level (ISO 6395:2008) - Standard 113 dB(A) 113 dB(A)
Operator Sound Level (ISO 6396:2008) - Suppression 72 dB(A) 72 dB(A)
Machine Sound Level (ISO 6395:2008) - Suppression 110 dB(A) 110 dB(A)
Note (1) The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed.
Note (2) The machine sound power level was measured according to the test ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed. The machine sound power level was measured according to the test ISO 6395:2008. The measurement was conducted at 70% of the maximum engine cooling fan speed.
Note (3) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Steering System - Circuit Pilot operated, load sensing Pilot operated, load sensing
Bore 4.5 in 114.3 mm
Stroke 22.7 in 576 mm
Steering System - Pump Piston - Variable Displacement Piston - Variable Displacement
Maximum System Flow 170 L/min @ 1,800 rpm / 44.9 gal/min @ 1,800 rpm 170 L/min @ 1,800 rpm / 44.9 gal/min @ 1,800 rpm
Steering Pressure Limited 3481 lb/in² 24000 Pa
Vehicle Articulation Angle 86 degrees 86 degrees
Moldboard - Length 14.4 ft 4390 mm
Height - Including Cutting Edge 3.4 ft 1032 mm
Maximum Depth of Cut 1.97 ft 602 mm
Maximum Lift Above Ground 3.14 ft 958 mm
Blade Tip Angle - Total 14.8° 14.8°
Blade Tip Angle - Forward 7.3° 7.3°
Blade Tip Angle - Back 7.5° 7.5°
Blade Tilt Angle - Right - Mechanical 5.1° 5.1°
Blade Tilt Angle - Left - Mechanical 4.1° 4.1°
Blade Tilt Angle - Right - Hydraulic 6.3° 6.3°
Blade Tilt Angle - Left - Hydraulic 5.4° 5.4°
Blade Tilt Angle - Right Full 10.8° 10.8°
Blade Tilt Angle - Left Full 10.1° 10.1°
Total Tilt Adjustment 2.9 ft 890 mm
Width - Over End Bits 15.18 ft 4628 mm
Weight 16167 lb 7333 kg
Outside Diameter 5.5 ft 1672 mm
Drum Diameter 4.3 ft 1299 mm
Drum Width 3.7 ft 1125 mm
Tips per Wheel 65 65
Width - Over Drums 11.97 ft 3650 mm
Weight 16610 lb 7534 kg
Outside Diameter 5.5 ft 1675 mm
Drum Diameter 4.3 ft 1299 mm
Drum Width 3.8 ft 1125 mm
Tips per Wheel 65 65
Width over Drums 11.97 ft 3650 ml
Height - Top of Beacon 14.5 ft 4381 mm
Height - Top of Cab Roof 13.4 ft 4059 mm
Height - Top of Exhaust Pipe 14.1 ft 4290 mm
Height to Top of Hood 10.5 ft 3162 mm
Ground Clearance - Bumper 2.8 ft 810 mm
Ground Clearance 1.7 ft 492 mm
Ground Clearance to Trunnion 1.47 ft 450 mm
Length - With Blade on Ground 28 ft 8561 mm
Centerline of Rear Axle to Bumper 9.3 ft 2830 mm
Hitch to Centerline of Front Axle 6.1 ft 1850 mm
Wheel Base 12.2 ft 3700 mm
Width - Over Wheels 11.12 ft 3650 mm

825 Standard Equipment

NOTE

  • Standard and optional equipment may vary. Consult your Cat® dealer for details.

POWERTRAIN

  • Advanced Productivity Electronic Control System (APECS)
  • Air-to-air aftercooler
  • Brakes, full hydraulic, enclosed, wet multiple disc service brakes
  • Cat Clean Emissions Module (U.S. EPA Tier 4 Final/EU Stage V only)
  • Electro-hydraulic parking brake
  • Electronic Clutch Pressure Control (ECPC)
  • Engine, Cat C15 configured for two emissions options: Tier 4 Final/Stage V, or emitting equivalent to Tier 3/Stage IIIA
  • Fuel priming pump (electric)
  • Fuel-to-air cooler
  • Ground-level engine shutdown
  • Muffler (under hood) (Tier 3/Stage IIIA equivalent only)
  • Radiator, aluminum modular radiator (AMR)
  • Starting aid (ether)
  • Throttle lock
  • Torque converter with lockup clutch (LUC)
  • Transmission, planetary, with 3F/3R speed range control
  • Axles: – Standard or no-spin rear

ELECTRICAL

  • Alarm, back-up
  • Alternator, 150 amp
  • Batteries, maintenance-free (4-1,000 CCA)
  • Electrical system, 24V
  • Ground-level lockable master disconnect switch
  • Lights, directional (rear)
  • Light, warning switched (LED strobe)
  • Lighting system LED, (front and rear)
  • Starter, electric (heavy duty)
  • Auxiliary start receptacle

OPERATOR ENVIRONMENT

  • 12V power port for mobile phone or laptop connection
  • 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
  • Fingertip shifting controls
  • Flip-up armrest
  • Heater and defroster
  • Horn, electric
  • Hydraulic controls - seat mounted
  • Implement hydraulic lockout
  • Instrumentation, gauges: – Diesel exhaust fluid (DEF) level (Tier 4 Final/Stage V 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
  • Lunchbox and beverage holders
  • Mirror, internal (panoramic)
  • Mirrors standard or heated, rearview (externally mounted)
  • Radio ready for entertainment: – Antenna – Speakers – Converter (12V, 10-15 amp)
  • Premium plus seat containing forced air heating and cooling, 2-way thigh adjustment, power lumbar and back bolster adjustment, ride stiffness adjustment, dynamic end dampening, and leather finish
  • Seat belt with minder, retractable, 76 mm (3 in) wide
  • Steering and Transmission Integrated Control (STIC™) system with lockout
  • 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)
  • Glass (window) - rubber-mounted glass
  • Precleaner, cab powered

WHEELS AND CLEANER BARS

  • Cleaner bars with teeth

GUARDS

  • Guards, crankcase and powertrain
  • Guard, driveshaft

FLUIDS

  • Antifreeze, premixed 50% concentration extended life (–34° C/–29° F)

OTHER STANDARD EQUIPMENT

  • 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, fast fill, 782 L (207 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

TECHNOLOGY PRODUCTS

  • Product Link™: – cellular, satellite

825 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

FLUIDS

  • Antifreeze, –50° C (–58° F)

POWERTRAIN

  • Heater, engine coolant, 120V
  • Heater, engine coolant, 240V

MISCELLANEOUS

  • CE/UKCA Certification (standard where regulations require it)
  • Plate – year of manufacture

SPECIAL ARRANGEMENTS

  • Engine precleaners: – dual stage

Compatible Technology and Services

Leverage Caterpillar connected data and security principles to improve efficiencies, increase productivity and make your business more profitable.

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  • VisionLink®

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Cat® Product Link™ wirelessly connects you to your equipment giving you valuable insight into how your machine or fleet is performing. Information such as location, hours, fuel usage, productivity, idle time, and diagnostic codes are made available through online web applications so that you can make timely, fact-based decisions to maximize efficiency, improve productivity, and lower the cost of owning and operating your fleet. Available with satellite or cellular connectivity.

Explore Technology

VisionLink® is a cloud-based software application that takes the guesswork out of fleet management with key insights to maximize performance - regardless of fleet size or equipment manufacturer. Receive equipment data seamlessly to your desktop or mobile device, all from a convenient centralized solution to make informed decisions at every turn.

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