2025 Generac Mobile Stationary Generators SDMD900

Information

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.

Photos

Highlights

  • Muncy, Pennsylvania
  • 2025
  • Generac Mobile
  • Stationary Generators SDMD900
  • Ultra Low Sulfur Diesel #2 | Specifications: ASTM | Inject Pump: MEUI
  • Available

Specifications

  • 2025
  • Generac Mobile
  • Stationary Generators
  • SDMD900
  • General
  • Perkins
  • EPA Emissions Compliance: Tier 2 | EPA Emissions Reference: See Emissions Data Sheet
  • 8
  • In-Line
  • 1,865 in3 (30.6 L)
  • 6.3 in (160 mm)
  • 7.48 in (190 mm)
  • 14.1
  • Air Method: Turbocharged/Intercooled
  • Electronic
  • Type: Pressurized Closed | Closed Coolant Recovery System | UV/Ozone Resistant Hoses | Factory-Installed Radiator | 50/50 Ethylene Glycol Antifreeze | Radiator Drain Extension
  • 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
  • 1,800 RPM
  • Filtering (Microns): 4 | Flexible Fuel Lines | Primary and Secondary Fuel Filter
  • Ultra Low Sulfur Diesel #2 | Specifications: ASTM | Inject Pump: MEUI
  • Type: Electronic
  • 50%: 34.5 gph (130.7 Lph) | 75%: 49.4 gph (187.1 Lph) | 100%: 63.8 gph (241.4 Lph)
  • Size: See Battery Index 0161970SBY | Voltage: 12 VDC
  • Alternator: Standard
  • System Voltage: 24 VDC | Ground Polarity: Negative
  • 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
  • Frequency Regulation (Steady State): ±0.25%
  • Rated Engine: 1,800 RPM
  • 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)
  • Oil: Gear Driven
  • Type: Full Flow Spin-On Cartridge
  • Total Fuel Pump Flow (Combustion + Return): 238 gph (900 Lph) | Coolant Flow: 174 gpm (660 Lpm)
  • 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 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)
  • 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)
  • Crankcase: 162 qt (153 L)
  • Coolant Capacity: 37 gal (140 L)
  • 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 |
  • Stainless Steel Flexible Exhaust Connection | Rubber-Booted Engine Electrical Connections | Spring Isolators
  • 2 Year Limited Warranty (Standby Rated Units)