2025 Generac Mobile Mobile Generators MGG450
- Year 2025
- Make Generac Mobile
- Model Mobile Generators
2025 Generac Mobile Mobile Generators MGG450
2025 Generac Mobile Mobile Generators MGG450
Advanced Technology for Extreme SituationsThe MGG450 from Generac Mobile Products provides 450 kVA of power, is parallel/load-share ready and automatically adapts to LP, NG or Wellhead Gas. Designed for optimum performance in extreme environments, this mobile gaseous generator has a Prime Rated 21.9L Generac Engine with an advanced fuel control system, a 1500-hour service interval and knock sensors on each cylinder to protect the engine.
Features may include:
Total Control- Variable pitch fan to auto adjust for cooling and heating needs
- Automatically adapts to LP, NG or Wellhead Fuel
- Advanced fuel control system minimizes derate for fuel
- Engine protection (knock sensing on each cylinder)
- 1500-hour service interval
- Parallel/Load Share-Ready
- Light weight and new trailer design for easier towing
- Easy service access
- Natural gas and wellhead gas provide most cost-effective fuel source availiable
- 450 kVA; Best in class kW/L (true 300 kWe COP)
- Prime Rated 21.9L Generac Engine
- Cold weather package designed for start in extreme cold situations
- EPA Certified
- 49-state Emissions Compliant
Engine
Engine Manufacturer
Generac
Cylinder Liners
Configuration-Qty: V 12
Displacement
1336 in3 (21.9 L)
Bore
5.03 in (128 mm)
Stroke
5.59 in (142 mm)
Compression Ratio
10.0:1
Cooling
System Type: Pressurized Closed Recovery | 50 Hz Air Flow (Radiator and Alternator): 559 scfm (15.8 m3/min) | 60 Hz Air Flow (Radiator and Alternator): 711 scfm (20.1 m3/min) | Capable of Operating at 104 °F (40 °C) Ambient | Exterior Coolant Drain | Closed Coolant Recovery System | UV/ozone Resistant Hoses | 50/50 Ethylene Glycol Antifreeze | Radiator Drain Extension
Engine Power
Power @ 1,800 RPM: Prime: 558 hp (416 kW) / Continuous: 465 hp (347 kW)
Ignition
Cylinder-Specific Knock-Detection Sensors | Automatic Spark Duration/Intensity Adjustment | Automatic Ignition Timing Adjustment
Intake Design
Intake Air Method: Turbocharged/ Aftercooled
Governor
Electronic
Fuel System
Fuel Type
Natural Gas/Wellhead Gas/LP
Fuel System
Automatic Changeover NG/LP | Dual Fuel Shutoff Solenoid | Fuel Line NPT Connection | Dual-Stage Scrubber
Battery
Battery
1450 CCA | Voltage: 12 V (2Qty) | Two 12V, 225 CCA, Group 8D Batteries
Electric
Electrical
System Voltage: 24 VDC | Ground Polarity: Negative (-)
Alternator
Model: LSA 47.2 S4 | Poles: 4 | Field Type: Revolving | Insulation Class - Rotor: H | Insulation Class - Stator: H | Total Harmonic Distortion (THD): <5% | Telephone Interference Factor (TIF): <50 | Standard Excitation: LSA Alternator with PMG | Bearings: Single | Coupling: Direct via Flexible Disc | Voltage Regulator Type: Digital AVR | Regulation Accuracy (Steady State): ±0.5% | Digital AVR | Skewed Stator | Permanent Magnet Generator (PMG) Excitation | Sealed Bearings | Amortisseur Winding | Full Load Capacity | 60 Hz
Operational
Operating Conditions
Oil Consumption: 0.86 qt/24h (0.91 L/24h) | Frequency Regulation (Steady State): ±0.25%
Performance
Noise Level
at COP: 84 dB(A) @ 23 ft (7m)
Hydraulics
Pump Type
Oil: Gear | Water: Belt driven
Oil Filter
Type: Twin Full Flow
Maximum Pressure
Operating Fuel Pressure - psig: 5-50 (Commercial Quality / Scrubber By-pass), 40-300 (Unscrubbed Wellhead / Pressure Into Scrubber)
Dimensions
Dimensions
Fan Diameter: 45 in (1143 mm)
Length
Skid Mounted: 204 in (5.18 m) | Trailer Mounted. 253 in (6.43 m)
Width
Skid Mounted: 72 in (1.83 m) | Trailer Mounted: 102 in (2.59 m)
Height
Skid Mounted: 101 in (2.57 m) | Trailer Mounted: 131 in (3.33 m)
Capacities
Oil capacity
Crankcase Capacity: 32.7 qt (31 L) | Oil Makeup Reservoir: 120 qt (113 L)
Cooling System
Coolant Capacity: 134 qt (127 L) | 50 Hz Capacity: 23 gal (87 L) | 60 Hz Capacity: 23 gal (87 L)
Weights
Weight
Skid Mounted Operating: 12,110 lb (5,493 kg) | Trailer Mounted Operating: 15,281 lb (6,931 kg)
Features
Features
Fan Type: Pusher | Wrapped Exhaust Piping | Engine Oil Replenishment System | Oil Drain Extension | Basic Starting Aids: Battery Heater, Battery Charger, 6 kW Coolant Heater, Oil Heater | 10F Start/Run Ambient Air Temperature | Paralleling | Motortech All-In-One Digital Controller | 600A Main Line Circuit Breaker (MLCB), Motorized | Mobile Switching Center (MSC) Cable Connections | Battery Disconnect | Emergency Stop | Heavy Duty Vibration Isolation | Fork Pockets | Push/Pull Drag Skid Capable | End-Mounted All-In-One Generator Control Panel | Motorized Circuit Breaker for Parallel Running | Connection Lugs | Convenience Receptacles: Two 120V, 20A, GFCI Duplex Receptacles (NEMS 5-20R) | Lockable Lug Box with Safety Switch: Trips Main Breaker when Door is Opened, Disables Voltage Regulator | Fully Lockable – Including Doors | Exterior Emergency Stop Switch | Central Lifting Point | Multi-Lingual Operating and Safety Decals | Document Holder with Owner’s Manual – Includes AC and DC Wiring Diagrams | Integrated Single Point Lift Structure; Fork Pockets in Frame | 4-point Standard Lifting | Push-Pull-Drag Points at all Four Corners
Construction Material
Stainless Steel Hinges, Door Latches, and Exterior Hardware
Warranty
Warranty
Year / Unlimited hours