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 815 continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency.
Gross Power (SAE J1995:2014) | 284hp |
Net Power (SAE J1349:2011) | 249hp |
Net Power (ISO 9249:2007) | 249hp |
Engine Power (ISO 14396:2002) | 275hp |
Emissions | Option 1 - U.S. EPA Tier 4 Final/EU Stage V |
Engine Model | Cat® C7.1 |
Rated Speed | 2200r/min |
Torque Rise | 52% |
Note (1) | Net power available at flywheel when the engine is equipped with fan, air cleaner, aftertreatment, and alternator with engine speed at 2,200 rpm. |
Emissions | Option 2 - Brazil MAR-1, emitting equivalent to U.S. EPA Tier 3/EU Stage IIIA |
Rated Speed | 2200 r/min |
Net Power - ISO 9249:2007 | 249hp |
Gross Power - SAE J1995:2014 | 286hp |
Peak Torque ( 1,400 rpm ) | 749lbf·ft |
Torque Rise | 26% |
Note (2) | Net power available at the flywheel when the engine is equipped with fan, air cleaner, muffler, and alternator with engine speed at 2,200 rpm. |
Bore | 4.1in |
Stroke | 5.3in |
Displacement | 427.8in³ |
High Idle Speed | 2270r/min |
Low Idle Speed | 800r/min |
Maximum Altitude - Without Derating | 9842.5ft |
Operating Weight (Tier 4 Final/Stage V) | 49652lb |
Operating Weight (Tier 3/Stage IIIA equivalent) | 49013lb |
Transmission Type | Cat Planetary Power Shift |
Travel Speeds - Forward - First | 3.9mile/h |
Travel Speeds - Forward - Second | 6.7mile/h |
Travel Speeds - Forward - Third | 11.3mile/h |
Travel Speeds - Reverse - First | 4.5mile/h |
Travel Speeds - Reverse - Second | 7.7mile/h |
Travel Speeds - Reverse - Third | 11.4mile/h |
Lift/Tilt System - Circuit | Pilot operated Load Sensing valve with EH |
Lift/Tilt System | Variable displacement piston |
Maximum Flow at 2,200 rpm | 23.5gal/min |
Relief Valve Setting - Lift/Tilt | 3190psi |
Cylinders, Double Acting: Lift, Bore, Stroke | 101.6 mm x 627 mm (4.0 in x 24.7 in) |
Cylinders, Double Acting: Left and Right Tilt, Bore, Stroke | 101.6 mm x 167 mm (4.0 in x 6.6 in) |
Pilot System | Open center, fixed displacement gear |
Pilot Relief Valve Setting | 3046psi |
Steering System - Circuit | Pilot, Load Sensing |
Steering System - Pump | Piston – Variable Displacement |
Maximum Flow at 2,200 rpm | 38.8gal/min |
Relief Valve Setting - Steering | 4003psi |
Total Steering Angle | 84° |
Steering Cycle Times - High Idle | 3s |
Steering Cycle Times - Low Idle | 8.2s |
Fuel Tank | 132.1gal (US) |
Diesel Exhaust Fluid Tank | 4.2gal (US) |
Cooling Systems - Tier 4 Final/EU Stage V | 21.4gal (US) |
Cooling System - Tier 3/Stage IIIA Equivalent | 19.3gal (US) |
Engine Crankcase | 5.3gal (US) |
Transmission | 14.8gal (US) |
Differential - Final Drives - Front | 17.2gal (US) |
Differential - Final Drives - Rear | 17.2gal (US) |
Hydraulic Tank Only | 19.8gal (US) |
Note | Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: • 20% biodiesel FAME (fatty acid methyl ester) * • 100% renewable diesel, H |
Front | Planetary – Fixed |
Rear | Planetary – Oscillating |
Oscillation Angle | ±10 |
Service Brakes | Single Disc Wet (Enclosed) 2 WHL |
Parking Brake | 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 con |
Operator Sound Pressure Level (ISO 6396:2008) | 72dB(A) |
Machine Sound Power Level (ISO 6395:2008) | 112dB(A) |
Machine Sound Power Level (ISO 6395:2008)*** | 109dB(A) |
Operator Sound Pressure Level (ISO 6396:2008)*,*** | 70dB(A) |
Machine Sound Power Level (ISO 6395:2008)** | 107dB(A) |
Note (1) | * For machines in European Union countries and in countries that adopt the “EU Directives” and “UK Directives” |
Note (2) | ** European Union Directive “2000/14/EC” as amended by “2005/88/EC.” and UK Noise Regulation 2001 No. 1701 |
Note (3) | ***Sound suppression equipped |
Note (4) | The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 100 percent of the maximum engine cooling fan speed. |
Note (5) | The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 100 percent of the maximum engine cooling fan speed. |
Note (6) | Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. |
Capacity | 2.69yd³ |
Overall Width | 12.3ft |
Height | 2.8ft |
Digging Depth | 0.7ft |
Ground Clearance | 2.6ft |
Maximum Tilt | 1.1ft |
Turning Radius - Outside Corner of Blade | 21.1ft |
Turning Radius - Inside Face of Pusharm | 8.3ft |
Weight | 1764lb |
Total Operating Weight | 49652lb |
Operator Sound Pressure Level (ISO 6396:2008) | 72dB(A) |
Machine Sound Power Level (ISO 6395:2008) | 112dB(A) |
Operator Sound Pressure Level (ISO 6396:2008)*** | 70dB(A) |
Machine Sound Power Level (ISO 6395:2008)*** | 110dB(A) |
Note (1) | ***Sound suppression equipped |
Note (2) | The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 100 percent of the maximum engine cooling fan speed. |
Note (3) | The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 100 percent of the maximum engine cooling fan speed. |
Note (4) | Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment. |
Weight | 9720lb |
Outside Diameter | 55.6in |
Drum Diameter | 40.5in |
Drum Width | 39in |
Tips per Row | 12 |
Tips per Wheel | 60 |
Replaceable | Weld On |
Width - Over Drums | 127.7in |
Width Between Drums | 49.6in |
Tip Height | 7.5in |
Height - Top of Beacon | 12.9ft |
Height - Top of Cab Roof | 12ft |
Height - Top of Exhaust Pipe | 11.1ft |
Height - Top of Hood | 8.6ft |
Height to Top of Radiator Guard | 7.9ft |
Ground Clearance to Hitch | 1.2ft |
Ground Clearance to Transmission Guard | 1.2ft |
Ground Clearance to Bottom of Bumper | 2.2ft |
Centerline of Rear Axle to Bumper | 6.5ft |
Hitch to Centerline of Front Axle | 5.5ft |
Wheel Base | 11ft |
Width over Platform | 10.3ft |
Height to Top of GPS Antenna | 12.1ft |
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Wheels And Cleaner Bars |
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Fuel Systems |
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Miscellaneous |
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Wheels And Cleaner Bars |
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Powertrain |
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Fuel Systems |
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Electrical |
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Blades |
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