2025 Generac Mobile Stationary Generators SD500-T4
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2025 Generac Mobile Stationary Generators SD500-T4
2025 Generac Mobile Stationary Generators SD500
Discover our latest innovation: the 18.1L Tier 4 Final 500 kW Diesel Generator Unit. This state-of-the-art generator is designed to meet the stringent Tier 4 Final emission standards, making it an environmentally responsible choice for your power generation needs. This unit is factory-certified and features the Perkins D18.1L Tier 4 Emissions solution, LS TAL alternators and a DSE G8601 controller. Join us in redefining the standards of industrial energy solutions. Be a part of the sustainable future.
Features may include:
Compact Design- Compact Design for Easier Installation
- Turnkey Design for Streamlined Operations
- High-Performance Output with Easy Integration
- Future-Ready for Sustainable Operations
Engine
Engine Manufacturer
Perkins
Engine Type
Model: 2806F-E18TAG1 | In-line
Emissions
EPA Emissions Compliance: Tier 4 Final
Cylinder Liners
6
Displacement
1,104 in3 (18.1 L)
Bore
5.7 in (145 mm)
Stroke
7.2 in (183 mm)
Compression Ratio
16.0:1
Intake Design
Air Method: Turbocharged/Aftercooled
Governor
Electronic
Cooling
Type: Water Cooled | Factory-Installed Radiator | 50/50 Ethylene Glycol Antifreeze | Radiator Drain Extension
Engine Power
Horsepower at Rated kW: 744 hp | Three-Phase 120/208 VAC @0.8p: 500 kW / 1,735 Amps | Three-Phase 120/240 VAC @0.8pf: 500 kW / 1,504 Amps | Three-Phase 277/480 VAC @0.8pf: 500 kW / 752 Amps
Rated Engine Speed
1,800 RPM
Fuel System
Fuel Type
Ultra Low Sulfur Diesel | Specifications: ASTM D975 D2
Fuel System
Filtering (Microns): Primary- 10 / Final- 4 | Padlockable External DEF Fill Cap | Two Fuel Filters and a Fuel/Water Separator
Fuel Injection
Type: Electronically Controlled Unit Injector (MEUI)
Fuel Usage, 100% Load
25% (Standby): 12.3 gph (46.4 Lph) | 50% (Standby): 19.7 gph (74.9 Lph) | 70% (Standby): 26.1 gph (99.0 Lph) | 75% (Standby): 27.8 gph (105.3 Lph) | 91.2% (Prime): 33.0 gph (124.9 Lph) | 100% Load DEF: 1.3 gph (4.9 Lph) | 91.2% Load DEF: 1.2 gph (4.5 Lph) | 75% Load DEF: 1.0 gph (3.8 Lph) | 70% Load DEF: 0.9 gph (3.4 Lph) | 50% Load DEF: 0.7 gph (2.6 Lph) | 25% Load DEF: 0.4 gph (1.5 Lph)
Battery
Battery
Size: See Battery Index 0161970SBY | Voltage: (2) - 12 VDC
Electric
Electrical
System Voltage: 24 VDC | Ground Polarity: Negative
Alternator
Standard Model: K0552124N27 | Poles: 4 | Field Type: Revolving | Insulation Class - Rotor: H | Insulation Class - Stator: H | Total Harmonic Distortion: <5% (3-Phase) | Telephone Interference Factor (TIF): <50 | Standard Excitation: Permanent Magnet | Bearings: Sealed Cartridge | Coupling: Direct via Flexible Disc | Voltage Regulator Type. Digital | Regulation Accuracy (Steady State): ±0.5% | UL2200 GENprotect™ | 12 Leads (3-Phase, Non-600V) | Class H Insulation Material | 2/3 Pitch | Amortisseur Winding | Permanent Magnet Excitation | Sealed Bearings | Full Load Capacity Alternator | Main Line Circuit Breaker
Operational
Operating Conditions
Frequency Regulation (Steady State): ±0.75% | Heat Rejection to Coolant: 966,495 BTU/hr (283 kW)
Operating Speed
Fan: Variable Speed Clutch | Piston: 2,160 ft/min (658.3 m/min)
Operating Temperature, Maximum
Exhaust Temp (Rated Output - Post Silencer): 836.0 °F (446.7 °C)
Run Time Per Tankful
Open Set: 26.9 Hours | Level 2 Sound Attenuated Enclosure: 26.9 Hours
Hydraulics
Pump Type
Oil: Gear | Water: Engine Gear Driven | Fuel: Engine Gear Driven Lift Pump
Oil Filter
Type: Spin-On Cartridge
Hydraulic Flow
Total Fuel Pump Flow (Combustion + Return): 127 gph (480 Lph) | Coolant Flow: 97.7 gpm (370 Lpm) | Flow at Rated Power: 1,338 cfm (37.9 m3/min)
Airflow
Inlet Air: 26132 scfm (740 m3/min) | Exhaust Flow (Rated Output): 935 cfm (26.5 m3/min)
Maximum Pressure
Maximum Radiator Backpressure: 2.57 in H2O (0.64 kPa) | BMEP: 296.5 psi (2044.4 kPa) | Maximum Allowable Backpressure (Post Silencer): 0.6 inHg (2.0 kPa)
Dimensions
Dimensions
Fan Diameter: 46 in (1,168 mm) | Fuel Pump Lift: 9.8 ft (3 m)
Length
Open Set: 188.5 in (4,790 mm) | Level 2 Sound Attenuated Enclosure: 207.4 in (5,268 mm)
Width
Open Set: 71.0 in (1,803 mm) | Level 2 Sound Attenuated Enclosure: 71.0 in (1,803 mm)
Height
Open Set: 116.8 in (2,967 mm) | Level 2 Sound Attenuated Enclosure: 157.2 in (3,992 mm) | Level 2 Sound Attenuated Enclosure without louvers: 149.9 in (3807 mm)
Capacities
Oil capacity
Crankcase: 78.2 qt (74.0 L)
Cooling System
Coolant Capacity: 16.7 gal (63.2 L)
Fuel Capacity
Open Set Usable: 703 gal (2,661 L) | Level 2 Sound Attenuated Enclosure: 703 gal (2,661 L)
Weights
Weight
Open Set: Contact Factory | Level 2 Sound Attenuated Enclosure Steel (Enclosure Only): 3,809 lbs (1,728 kg) | Level 2 Sound Attenuated Enclosure Aluminum (Enclosure Only): 1,955 lbs(887 kg)
Features
Features
After-Treatment System: EGR, DOC, SCR, and DPF | Fan Type: Pusher | Oil Drain Extension Heavy Duty Air Cleaner | Fan Guard | Factory Filled Oil and Coolant | Radiator Duct Adapter (Open Set Only) | Battery Charging Alternator | Battery Cables | Battery Tray | Solenoid Activated Starter Motor | Separation of Circuits - High/Low Voltage | Separation of Circuits - Multiple Breakers | Standard Factory Testing
Construction Material
Rubber-Booted Engine Electrical Connections
Warranty
Warranty
2 Year Limited Warranty (Standby and Demand Response Rated Units) | 1 Year Limited Warranty (Prime Rated Units)