Current Generac Mobile Stationary Generators

2025 Generac Mobile Stationary Generators SDMD900

2025 Generac Mobile Stationary Generators SDMD900

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  • Year 2025
  • Make Generac Mobile
  • Model Stationary Generators
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2025 Generac Mobile Stationary Generators SDMD900

2025 Generac Mobile Stationary Generators SDMD900

  • Year 2025
  • Manufacturer Generac Mobile
  • Model Name Stationary Generators
  • Trim Name SDMD900
  • Generic Type (Primary) General
  • Engine Manufacturer Perkins
  • Emissions EPA Emissions Compliance: Tier 2 | EPA Emissions Reference: See Emissions Data Sheet
  • Cylinder Liners 8
  • Engine Type In-Line
  • Displacement 1,865 in3 (30.6 L)
  • Bore 6.3 in (160 mm)
  • Stroke 7.48 in (190 mm)
  • Compression Ratio 14.1
  • Intake Design Air Method: Turbocharged/Intercooled
  • Governor Electronic
  • Cooling Type: Pressurized Closed | 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: 1,269 hp | Three-Phase 277/480 VAC @0.8pf: 900 kW/1,125 kVA / 1,353 Amps | Three-Phase 346/600 VAC @0.8pf: 900 kW/1,125 kVA / 1,083 Amps
  • Rated Engine Speed 1,800 RPM

2025 Generac Mobile Stationary Generators SDMD900

Our diesel generators are the workhorses of the industry, trusted to deliver the power, longevity, and reliabilty needed for the harshest environments. Our vertically integrated manufacturing ensures our generators meet the highest standards--yours.

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.
INDUSTRIAL ALTERNATOR
  • Generac industrial alternators are machine wound, machine inserted, and machine varnished for the ultimate in consistency.
POWERMANAGER® CONTROLLER
  • Generac engineers its generator controls with safety and convenience as top priorities.
GENERATOR PARALLELING
  • Generac's Modular Power Systems (MPS) boast a rate of up to 99.999% reliability, and are more cost-effective and flexible than single generators with the same load capacity.

Engine

Engine Manufacturer Perkins
Emissions EPA Emissions Compliance: Tier 2 | EPA Emissions Reference: See Emissions Data Sheet
Cylinder Liners 8
Engine Type In-Line
Displacement 1,865 in3 (30.6 L)
Bore 6.3 in (160 mm)
Stroke 7.48 in (190 mm)
Compression Ratio 14.1
Intake Design Air Method: Turbocharged/Intercooled
Governor Electronic
Cooling Type: Pressurized Closed | 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: 1,269 hp | Three-Phase 277/480 VAC @0.8pf: 900 kW/1,125 kVA / 1,353 Amps | Three-Phase 346/600 VAC @0.8pf: 900 kW/1,125 kVA / 1,083 Amps
Rated Engine Speed 1,800 RPM

Fuel System

Fuel Type Ultra Low Sulfur Diesel #2 | Specifications: ASTM | Inject Pump: MEUI
Fuel System Filtering (Microns): 4 | Flexible Fuel Lines | Primary and Secondary Fuel Filter
Fuel Injection Type: Electronic
Fuel Usage, 100% Load 50%: 34.5 gph (130.7 Lph) | 75%: 49.4 gph (187.1 Lph) | 100%: 63.8 gph (241.4 Lph)

Battery

Battery Size: See Battery Index 0161970SBY | Voltage: 12 VDC
Battery Charger Input Alternator: Standard

Electric

Electrical System Voltage: 24 VDC | Ground Polarity: Negative
Alternator Standard Model: K1000124Y22 | 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 Drive | Voltage Regulator Type: Digital | Regulation Accuracy (Steady State): ±0.25% | Main Line Circuit Breaker | Class H Insulation Material | 2/3 Pitch | Skewed Stator | Permanent Magnet Excitation | Sealed Bearing | Full Load Capacity Alternator

Operational

Operating Conditions Frequency Regulation (Steady State): ±0.25%
Operating Speed Rated Engine: 1,800 RPM
Operating Temperature, Maximum Maximum Operating Ambient Temperature: 122 °F (50 °C) | Maximum Operating Ambient Temperature (Before Derate): See Bulletin No. 0199280SSD | Exhaust Temperature (Rated Output - Post Turbo): 928 °F (498 °C)

Hydraulics

Pump Type Oil: Gear Driven
Oil Filter Type: Full Flow Spin-On Cartridge
Hydraulic Flow Total Fuel Pump Flow (Combustion + Return): 238 gph (900 Lph) | Coolant Flow: 174 gpm (660 Lpm)
Airflow Air Flow (Fan Air Flow Across Radiator): 34,538 cfm (978 m3/min) | Flow at Rated Power 2,726 cfm (77.2 m3/min) | Exhaust Flow (Rated Output): 6,343 cfm (180 m3/min)
Maximum Pressure Maximum Additional Radiator Backpressure: 0.8 in H2O (0.2 kPa) | BMEP: 317 psi (2,184 kPa) | Maximum Allowable Back Pressure (Post Turbo): 4.1 inHg (14.0 kPa)

Dimensions

Dimensions Fan Diameter: 49.2 in (1,250 mm) | Fuel Supply Line O.D. Minimum: 0.59 in (15.0 mm) | Fuel Return Line O.D. Minimum: 0.59 in (15.0 mm) | Fuel Pump Lift: 8.2 ft (2.5 m)

Capacities

Oil capacity Crankcase: 162 qt (153 L)
Cooling System Coolant Capacity: 37 gal (140 L)

Features

Features Cylinder Head: 4–Valve | Fan Type: Pusher | Air Filter Restriction Indicator | Air Cleaner | Level 1 Fan and Belt Guards (Open Set Only) | Factory Filled Oil and Coolant | Radiator Duct Adapter (Open Set Only) | Engine Coolant Heater | 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 Stainless Steel Flexible Exhaust Connection | Rubber-Booted Engine Electrical Connections | Spring Isolators

Warranty

Warranty 2 Year Limited Warranty (Standby Rated Units)

Product Photography