Generac MDG25 Mobile Diesel Generator – 25 kVA

Generac MDG25 Mobile Diesel Generator

The Generac MDG25 is a compact, reliable mobile diesel generator ideal for construction sites, events, and emergency backup power applications. This towable unit delivers consistent 3-phase power with multiple voltage configurations.

Power Output

Voltage Configurations

• Standard: 480/277V 3P, 208/120V 3P, 120/240V 1P (3-Position Switch)
• Optional: 600/346V 3P VFLEX, 240/120V 3P (4-Position Switch)

Engine Specifications

• Engine: Isuzu 2.2L Diesel
• Oil Change Interval: 500 hours
• Positive Air Shutdown: Optional
• Load Management: Optional ALD (Alternate Load Device)

Fuel System

• Standard Fuel Capacity: 62 gallons (234L)
• Runtime at 75% Prime: 35 hours
• DEF Capacity: Not Required
• Auxiliary Fuel Connections: Optional

Alternator

• Model: Marathon
• Excitation: Auxiliary Winding
• SUPERSTART: Optional
• Starting kVA: 53/90 @ 480V with 20% voltage dip

Control System

• Controller: DSE 7310 MKII
• PMG: Optional
• Paralleling: Not Available

Distribution

• Connection Lugs: Standard
• Cam Lock Sets: 1 Optional
• Buck Transformer: Optional
• 120V 20A GFCI Duplex Receptacles: 2 Standard
• 120/240V 50A CS6369 Twistlock Receptacle: 3 Standard

Enclosure and Transport

• Sound Level: 67 dB(A) at 23 ft at 100% PRP
• Containment: Optional
• Trailer: Single Axle
• Skid: Available
• CSA Certified: Yes

Cold Weather Operation

• Standard Operating Temp: 32F / 0C minimum
• With Cold Weather Options: -40F / -40C
• Cold Start Options: Optional