Overview
Our largest underground loader, the Cat® R3000H is a low-cost specialist. Designed for the largest underground mines, it’s a super-productive, durable machine that delivers high performance and long life to lower cost per ton and overall cost of ownership. Safety comes standard, with most safety features built in — including an Operator Present System that protects the machine and operator from uncontrolled machine movements. Its 100% Caterpillar designed and manufactured powertrain components deliver top reliability and performance. And its durable frame and components combine with improved serviceability to deliver the high uptime you demand.
Specifications
Units:
| Engine Model | Cat® C15 |
| Engine Power - Tier 3 Engine - ISO 14396:2002 | — |
| Nominal Payload Capacity | — |
Benefits & Features
SAFETY
- Standard Operator Present System, which protects the machine and operator from uncontrolled machine movements, with hydraulic system neutralization and door sensor.
- Large window openings to offer excellent visibility in all directions.
- Safer access and egress with anti-skid upper deck surfaces and 3-point access to cab and machine.
- Four corner oil-cooled braking system that provides excellent control, with service brake system actuated by hydraulic pressure and parking brake function that is spring applied and hydraulic released to ensure braking in the event of loss of hydraulic failure.
- Safer service with service area located on cold side of engine, bucket control group safety pins, articulation lock and hinged belly guards.
OPERATOR COMFORT & CONTROL
- Enclosed design provides fresh, pressurized, temperature-controlled air circulation with air conditioning.
- Sound-suppressed ROPS cab for a quiet, secure working environment.
- Controls, levers, switches and gauges positioned to maximize productivity and minimize fatigue, plus STIC™ system that makes it possible to control the complete mobility of the machine with a single controller.
- Four corner oil-cooled braking system, which provides excellent control.
PRODUCTIVITY & PERFORMANCE
- Loadrite Payload Control System, which gives the operator accurate, real-time updates on payload weights to help them reach maximum bucket capacities while reducing overloading.
- Increased operator efficiency and optimized performance thanks to electronic auto shift transmission that allows operator to choose between manual or auto shift modes.
- Transmission neutralizer that makes it possible for the operator to engage the service brakes and neutralize the transmission, maintaining high engine rpm for full hydraulic flow, enhancing digging and loading functions.
- Fast cycle times thanks to optional ride control system, which gives operators confidence to travel at speeds above 5 km/h (3 mph) during load and carry operations.
- Productivity-boosting hydraulic system, which delivers exceptional digging and lifting forces for fast cycle times, plus high hydraulic flow rates that provide fast response and powerful lift forces.
November 7, 2025
Specifications
Units:
| Engine Model | Cat® C15 |
| Engine Power - Tier 3 Engine - ISO 14396:2002 | — |
| Engine Power - VR Engine - ISO 14396:2002 | — |
| Bore | — |
| Stroke | — |
| Displacement | — |
| Note (1) | Power ratings apply at a rated speed of 1,800 rpm when tested under the reference conditions for the specified standard. |
| Note (2) | All rating conditions are based on ISO/TR 14396:2002, inlet air standard conditions with a total barometric pressure of 100 kPa (29.5 in Hg), with a vapor pressure of 1 kPa (0.295 in Hg), and 25° C (77° F). Performance measured using fuel to EPA specifications in 40 CFR Part 1065 and EU specifications in Directive 97/68/EC with a density of 0.845-0.850 kg/L @ 15° C (7.05-7.09 lb/gal @ 59° F) and fuel inlet temperature 40° C (104° F). |
| Note (3) | No engine derating required up to 3050 m (10,006 ft) altitude for equivalent Tier 3 engines, and 3506 m (11,502 ft) for VR engines. |
| Note (4) | Optional Ventilation Reduction package available. |
| Note (5) | Optional engine with emissions equivalent to U.S. EPA Tier 3 and EU stage IIIA is also available. |
| Nominal Payload Capacity | — |
| Gross Machine Mass | — |
| Static Tipping Load - Straight Ahead - Lift Arms Horizontal | — |
| Static Tipping Full Turn Ahead Lift Arms Horizontal | — |
| Breakout Force - SAE | — |
| Operating Mass* | — |
| Operating Mass* - Front Axle | — |
| Operating Mass* - Rear Axle | — |
| Operating Mass + Rated Payload* | — |
| Operating Mass + Rated Payload* - Front Axle | — |
| Operating Mass + Rated Payload* - Rear Axle | — |
| Note | *Calculated weight. |
| Forward - 1 | — |
| Forward - 2 | — |
| Forward - 3 | — |
| Forward - 4 | — |
| Reverse - 1 | — |
| Reverse - 2 | — |
| Reverse - 3 | — |
| Reverse - 4 | — |
| Raise | — |
| Dump | — |
| Lower, Empty, Float Down | — |
| Total Cycle Time | — |
| Bucket Capacities | 8.9-11.6 m³ (11.6-15.2 yd³) |
| Dump Bucket - 1 - Standard Bucket | — |
| Dump Bucket - 2 | — |
| Dump Bucket - 3 | — |
| Light Material Bucket | — |
| Outside Clearance Radius** | — |
| Inner Clearance Radius** | — |
| Axle Oscillation | — |
| Articulation Angle | — |
| Note | **Clearance dimensions are for reference only. |
| Tire Size | 35/65 R33 |
| Engine Crankcase | — |
| Transmission | — |
| Hydraulic Tank | — |
| Cooling System | — |
| Front Differential and Final Drives | — |
| Front Differential and Final Drives - With Axle Oil Cooling System | — |
| Rear Differential and Final Drives - With Axle Oil Cooling System | — |
| Fuel Tank | — |
| Rear Differential and Final Drives | — |
| Standards | Rollover Protective Structure (ROPS)/Falling Object Protective Structure (FOPS) Certified Cab |
Benefits & Features
SAFETY
- Standard Operator Present System, which protects the machine and operator from uncontrolled machine movements, with hydraulic system neutralization and door sensor.
- Large window openings to offer excellent visibility in all directions.
- Safer access and egress with anti-skid upper deck surfaces and 3-point access to cab and machine.
- Four corner oil-cooled braking system that provides excellent control, with service brake system actuated by hydraulic pressure and parking brake function that is spring applied and hydraulic released to ensure braking in the event of loss of hydraulic failure.
- Safer service with service area located on cold side of engine, bucket control group safety pins, articulation lock and hinged belly guards.
OPERATOR COMFORT & CONTROL
- Enclosed design provides fresh, pressurized, temperature-controlled air circulation with air conditioning.
- Sound-suppressed ROPS cab for a quiet, secure working environment.
- Controls, levers, switches and gauges positioned to maximize productivity and minimize fatigue, plus STIC™ system that makes it possible to control the complete mobility of the machine with a single controller.
- Four corner oil-cooled braking system, which provides excellent control.
PRODUCTIVITY & PERFORMANCE
- Loadrite Payload Control System, which gives the operator accurate, real-time updates on payload weights to help them reach maximum bucket capacities while reducing overloading.
- Increased operator efficiency and optimized performance thanks to electronic auto shift transmission that allows operator to choose between manual or auto shift modes.
- Transmission neutralizer that makes it possible for the operator to engage the service brakes and neutralize the transmission, maintaining high engine rpm for full hydraulic flow, enhancing digging and loading functions.
- Fast cycle times thanks to optional ride control system, which gives operators confidence to travel at speeds above 5 km/h (3 mph) during load and carry operations.
- Productivity-boosting hydraulic system, which delivers exceptional digging and lifting forces for fast cycle times, plus high hydraulic flow rates that provide fast response and powerful lift forces.
POWER & EFFICIENCY
- Cat C15 engine, which provides unequalled lugging force while digging, tramming and traversing steep grades.
- Torque rise that effectively matches transmission shift points for maximum efficiency and fast cycle times.
- Torque Converter Lockup Clutch that combines maximum rimpull while in torque converter drive with the efficiency and performance of direct drive when the lockup clutch is engaged.
- Mechanically Actuated, Electronic Unit Injection (MEUI™) high-pressure, direct injection fuel system, which electronically monitors operator demands and sensor inputs to optimize engine performance and fuel combustion.
- Cat four-speed planetary power shift transmission matched with the Cat C15 diesel engine to deliver constant power over a wide range of operating speeds.
BUCKETS AND G.E.T.
- Four dump bucket sizes, including a light material bucket, that deliver unmatched productivity and structural reliability, featuring two types of cast corners to help strengthen the side plate to bucket lip joint and allow for various cutting edges.
- Standard weld-on wear plates in high wear areas, plus additional wear packages, including sacrificial wear strips and Cat heel shrouds, to protect the edges from damage and reduce the need for costly bucket rebuilds.
- Three types of Ground Engaging Tools (GET) available: modular weld-on, which deliver welded part reliability; Bolt-On-Half-Arrow (BOHA), which offer more wear material and feature a bolt-on design that enables fast and easy removal and replacement; and the Durilock Lip Shroud system, featuring hammerless installation and maintenance-free retention of GET, with three interchangeable shroud styles.
- Cat Bucket Pro App, which provides real-time data on GET performance to help you plan maintenance, manage inventory and know cost-per-ton.
RELIABILITY & DURABILITY
- Frame engineered to withstand extreme forces generated during loading and tramming cycles, with deep penetration and consistent welds throughout to ensure structures are solidly fused to provide sturdy platform for the linkage and the axles.
- Proven planetary power shift transmission built for long life between overhauls.
- Spread hitch design that widens the distance between upper and lower hitch plates to distribute forces and increase bearing life.
- Field-proven Cat high pressure XT hydraulic hoses that are exceptionally strong and flexible for maximum system reliability and long life in the most demanding conditions.
- Frame, powertrain, engine and components that are built to be rebuilt, delivering second and third lives.
SERVICEABILITY
- Easy access to daily service points to simplify servicing and reduce time spent on regular maintenance procedures.
- Ground-level access to all tanks, filters, lubrication points and compartment drains, with engine oil and fuel filters installed on cold side of engine, plus fluid-level sight gauges.
- Radial seal air filters that are easy to change, reducing time required for air filter maintenance.
- Sealed, colleted pins fitted to all major bucket and lift arm hinge points for longer pin and bushing life, which reduces maintenance costs and extends service intervals.
- Electrical connectors that are sealed to lock out dust and moisture, harnesses that are covered for protection, and wires that are color- and number-coded for easy diagnosis and repair.
TECHNOLOGY
- Cat Electronic Monitoring System (EMS) that provides continuous access to critical machine data to keep the machine performing at a high level.
- Cat Electronic Technician (ET), which enables quick electronic diagnosis of machine performance and key diagnostic data for effective maintenance and repairs.
- VIMS (Vital Information Management System) GEN3, which combines Health Information Monitoring and VIMS capability in one ECM to monitor vital machine health functions; logs data to help identify areas for improvement in repair planning, operator training, site planning, machine health and personnel performance.
- Factory-ready for remote operation and can be equipped with the industry-proven Cat® MineStar™ Command for underground autonomous solution and machine health monitoring offerings.
SUSTAINABILITY
- Optional engine that meets EU Stage IIIA /U.S. EPA Tier 3 standards.
- Optional Ventilation Reduction (VR) Package, which incorporates selective engine hardware and software to reduce diesel particulate matter in the engine exhaust and deliver a significant ventilation rate reduction, a decrease in fuel consumption, and maintained or improved product performance.
- Cat Diesel Particulate Filter, which complements the VR engine by further reducing particulate matter in the exhaust.
- Ongoing research and development into engine compatibility with diesel fuel blended with lower-carbon intensity fuels such as biofuels and renewable fuels, plus power options like electrification.
- Cat Rebuild and Cat Reman programs, which preserve raw materials, conserve energy and reduce emissions, plus retrofits and upgrades for older machines to incorporate efficiency improvements and emission reductions.
Data not available.
Standard Equipment
- TIRES, RIMS, AND WHEELS
- Tires Arrangements: Tires Must Be Selected From the Mandatory Attachments Section, Choose Between: <br>– Tire, 35/65 R33, VSNT, Bridgestone <br>– Tire, 35/65 R33, VSDL, Bridgestone
- Rims (set of four): <br>– Five Piece, Tubeless
- ELECTRICAL
- Alarm, Reversing
- Alternator, 95 Amp
- Battery Disconnect Switch, Ground Level
- Batteries, Low Maintenance
- Diagnostic Connector
- Engine Shutdown Switch
- Lighting: <br>– External, Front, Rear, Halogen <br>– Stop, Dual, Halogen
- Receptacle Group, Auxiliary Start
- Starter, Electric, 24-Volt
- Starting and Charging System
- OPERATOR ENVIRONMENT
- Automatic Brake Application (ABA)
- Cab Enclosed: <br>– ROPS/FOPS Certified <br>– Air Conditioning <br>– Cab Pressurizer and Filter <br>– Dome Light <br>– Heater <br>– Radio Ready Compartment for Radio and Speakers <br>– Salt Resistant Air Conditioner
- Caterpillar Electronic Monitoring System (CEMS), (dash instrumental panels)
- Horns, Electric
- Instrumentation/Gauges: <br>– Speedometer/Tachometer <br>– Fuel Level <br>– Hydraulic Oil Temperature <br>– Engine Coolant Temperature
- Operator Presence System
- Light, Warning, Residual Brake
- Low Hydraulic Level Warning
- Pilot Hydraulic Implement Controls (single joystick)
- Seat: <br>– Seat, Suspension, Vinyl
- Seat Belt, Retractable
- POWER TRAIN
- Brakes, Full Hydraulic Enclosed Wet Multiple-Disc Spring Applied, Fluid Released (SAFR™)
- Engine: <br>– Cat C15 6 Cylinder Diesel <br>– Air-To-Air Aftercooler (ATAAC)
- Exhaust: <br>– Particulate Filter, Flow Thru <br>– Particulate Filter, Wall Flow
- Filter, Engine, Remote Mounted
- Fuel Adapters: <br>– Standard Fill, Dual, Rubber Coated, Double Steel Braided Fuel Lines
- Fuel Priming Aid
- Park Brake Switch Engagement, Choose Between: <br>– Push to Apply <br>– Pull to Apply
- Precleaner, Engine Air Intake
- Torque Converter with Automatic Lock-Up Clutch
- Transmission, Automatic Planetary Powershift (4F/4R)
- Transmission Neutralizer
- OTHER STANDARD EQUIPMENT
- Windows: <br>– Single Pane
- Brake Axle Cooling
- Brake Light
- Cap, Radiator, Manual Release
- Catalytic Exhaust Purifier/Muffler
- Dump Bucket (8.9 m3/11.6 yd3)
- Bucket Lip: <br>– Modular Weld-On <br>– Lip Weldings – Full Weld Edge or Tack Weld Edge and Corners
- Decals, International Picto Graphics
- Fenders, Front, Rear
- Firewall
- Fuel Systems: <br>– Dual Fuel Tanks <br>– Fuel System Manual Shut Off Taps
- Guards, Engine and Transmission
- Handholds (Access On/Off Top Deck)
- Lift Arm Positioner for Return to Dig
- Radiator Grill, Swing Out
- Service Oil Sample
- Valve, Drain, Transmission Oil Filter
- Valve, Hydraulic, Standard
Optional Equipment
- POWER TRAIN
- Engine Options: <br>– Engine, Ventilation Reduction (VR) <br>– VR Engine, Flow Thru Ready <br>– Engine, Tier 3
- Exhaust: <br>– Exhaust, Purifier, Muffler
- Fuel Adapters: <br>– Standard Fill, Dual, Stainless Steel Covered, Single Braided Fuel Lines <br>– Fast Fill, Dual, Rubber Coated, Double Steel Braided Fuel Lines <br>– Fast Fill, Dual, Stainless Steel Covered, Single Braided Fuel Lines
- Secondary Steering System
- ELECTRICAL
- Battery Disconnect Switch, In Cab
- Lighting: <br>– Cat LED Worklights
- OPERATOR ENVIRONMENT
- Camera, Color Rear Facing
- Duct, Air, Flow Diverter
- Idle Timer (enclosed cab)
- Instrumentation/Gauges: <br>– Brake Pressure
- Seat: <br>– Seat, Suspension, Tee, Vinyl <br>– Seat, Suspension, Air, Vinyl <br>– Seat Cover
- TECHNOLOGY PRODUCTS
- Command for Underground*
- Vital Information Management System (VIMS) Gen 3
- Payload System, Loadrite
- Remote Control Interface (excludes Transmitter and Receiver) – RCT
- *Please consult with your Regional Commercial or Technology Representative prior to upgrading your machine to Command for Underground.
- TIRES, RIMS, AND WHEELS
- Rim Identification Numbering
- Spare Rim, Tubeless
- OTHER OPTIONAL EQUIPMENT
- Brake release arrangements: <br>– Recovery hook <br>– Recovery bar
- Buckets: <br>– Various Sizes, Dump (9.5 m3/12.4 yd3, 10.5 m3/13.7 yd3) <br>– Light Materials, Dump (11.6 m3/15.2 yd3) <br>– Light Materials, Dump, Uninstalled (11.5 m3/15.0 yd3)*
- Bucket Lip: <br>– Bolt On Lips <br>– Durilock
- Ground Engaging Tools (GET): <br>– Cutting Edge, Cat Weld-On <br>– Cutting Edge, Bolt-On Half Arrow <br>– Cutting Edge, Shrouds, Durilock <br>– Mechanically Attached Wear Plate System (MAWPS) – Bucket Lip Protection <br>– Heel Shrouds <br>– Wear Bars <br>– Liners <br>– Overflow Guard
- Faster Fill and Evacuation Systems: <br>– Engine, Fast Fill <br>– Radiator, Fast Fill <br>– Hydraulic, Fast Fill <br>– Transmission, Fast Fill
- Draw Bar Attachment, Bolt-On
- Fire Suppression System: <br>– Foam, Water Based
- Fluids: <br>– Arctic Coolant <br>– Arctic Fuel
- Guard, Light and Window
- Handrails
- Lubrication System: <br>– Automatic <br>– Centralized
- Mine Transfer
- Reversible Steering
- Reflective Tape
- Ride Control System
- Service Tools: <br>– Collet Jacking Bolts <br>– Recovery Bar
- Vandalism Protection
- Windows: <br>– Dual Pane
- Wear Protection Bars: <br>– Cab/ROPS <br>– Hydraulic Tank <br>– Radiator