2025 Generac Mobile Stationary Generators SD750
- Year 2025
- Make Generac Mobile
- Model Stationary Generators
2025 Generac Mobile Stationary Generators SD750
2025 Generac Mobile Stationary Generators SD750
Our newest addition to the diesel line up, this generator is equipped with PowerZone® Pro Sync controller. This redesigned 750kW now features an on-board paralleling functionality.
Features may include:
GENERATOR ENCLOSURE- Generac manufactures its own enclosures, ensuring each unit combines the highest level of durability, noise reduction, weather resistance, and streamlined design.
- Generac industrial alternators are machine wound, machine inserted, and machine varnished for the ultimate in consistency.
- Generac engineers its generator controls with safety and convenience as top priorities.
Engine
Engine Manufacturer
Perkins
Cylinder Liners
6
Engine Type
In-Line
Displacement
543 (18.1)
Bore
5.71 (145)
Stroke
7.20 (183)
Compression Ratio
14.0:1
Intake Design
Air Method: Turbocharged/Intercooled
Governor
Electronic
Cooling
Type: Pressurized Closed Recovery | Closed Coolant Recovery System | UV/Ozone Resistant Hoses | Factory-Installed Radiator | 50/50 Ethylene Glycol Antifreeze | Radiator Drain Extension
Engine Power
Horsepower at Rated kW: 1,112 hp | Three-Phase 120/208 VAC @0.8pf: 750 kW / 2,605 Amps | Three-Phase 120/240 VAC @0.8pf: 750 kW / 2,258 Amps | Three-Phase 277/480 VAC @0.8pf: 750 kW / 1,129 Amps | Three-Phase 346/600 VAC @0.8pf: 750 kW / 903 Amps
Rated Engine Speed
1,800 RPM
Fuel System
Fuel Type
Ultra Low Sulfur Diesel
Fuel System
Filtering (Microns): 10 Primary and 2 Secondary | Primary Fuel Filter | Secondary Fuel Filter
Fuel Injection
Type: EUI
Fuel Usage, 100% Load
25% 14.3 gph (54.1 Lph) | 50%: 25.6 gph (97.0 Lph) | 75%: 38.0 gph (143.8 Lph) | 100% :49.7 gph (188.0 Lph)
Battery
Battery
Size: See Battery Index 0161970SBY | Voltage: 12 VDC
Battery Charger Input
Alternator: 50 A
Electric
Electrical
System Voltage: 24 VDC | Ground Polarity: Negative
Alternator
Standard Model: K0820124Y22 | Poles: 4 | Field type: Revolving | Insulation class - Rotor: H | Insulation class - Stator: H | Total harmonic distortion: <5% | Telephone Interference Factor (TIF): <50 | Standard Excitation: Permanent Magnet | Bearings: Sealed Ball | Coupling: Direct via Flexible Disc | Voltage Regulator Type: Digital | Regulation Accuracy (Steady State): ±0.25% | UL2200 GENprotect™ | 12 Leads (3-Phase, Non 600V) | Class H Insulation Material | Vented Rotor | 2/3 Pitch | Skewed Stator | Auxiliary Voltage Regulator Power Winding | Amortisseur Winding | Permanent Magnet Excitation | Sealed Bearings | Full Load Capacity Alternator | Protective Thermal Switch | MD Only: Main Line Circuit Breaker
Operational
Operating Conditions
Frequency Regulation (Steady State): ±0.25%
Operating Speed
Fan: 1,440 RPM | Piston: 2,160 ft/min (658 m/min)
Operating Temperature, Maximum
Maximum Operating Ambient Temperature: 122 °f (50 °C) | Maximum Operating Ambient Temperature (Before Derate): See Bulletin No. 0199280SSD | Exhaust Temp (Rated Output): 918 °F (492 °C)
Hydraulics
Pump Type
Oil: Gear Driven
Oil Filter
Type: Full Flow Spin-On Cartridge
Hydraulic Flow
Total Fuel Pump Flow (Combustion + Return): 111 gph (420 Lph) | Coolant Flow: 128 gpm (485 Lpm)
Airflow
Air Flow (Fan Air Flow Across Radiator) - Open Set: 27,376 scfm (775.2 m3/min) | Flow at Rated Power: 2,507 scfm (71 m3/min) | Exhaust Flow (Rated Output): 6,397 scfm (181 m3/min)
Maximum Pressure
Maximum Additional Radiator Backpressure: 0.5 in H2O (0.12 kPa) | BMEP: 443 psi (3,053 kPa) | Maximum Allowable Back Pressure (Post Silencer): 2.95 inHg (9.99 kPa)
Dimensions
Dimensions
Fan Diameter: 45 in (1,143 mm) | Fuel Supply Line: 84 in (2,134 mm) | Fuel Return Line: 84 in (2,134 mm) | Fuel Pump Lift: 12 ft (3.7 m)
Capacities
Oil capacity
Crankcase: 71.8 qt (68 L)
Cooling System
Coolant Capacity: 27.3 gal (103.3 L)
Features
Features
Number of Main Bearings: 7 | Fan Type: Pusher | Oil Drain Extension | Heavy Duty Air Cleaner | Fan Guard | Critical Silencer (Enclosed Units Only) | Factory Filled Oil and Coolant | Radiator Duct Adapter (Open Set Only) | Oil Temperature Indication and Alarm | Battery Charging Alternator | Battery Cables | Battery Tray | Solenoid Activated Starter Motor | Internal Genset Vibration Isolation | Separation of Circuits - High/Low Voltage | Separation of Circuits - Multiple Breakers | Wrapped Exhaust Piping (Enclosed Units Only) | Standard Factory Testing | Silencer Mounted in the Discharge Hood (Enclosed Units Only)
Construction Material
Cylinder Head Type: Cast Iron | Piston Type. Aluminum | Stainless Steel Flexible Exhaust Connection | Rubber-Booted Engine Electrical Connections
Warranty
Warranty
2 Year Limited Warranty (Standby Rated Units) | 1 Year Limited Warranty (Prime Rated Units)