Manufacturer: Atlas Copco | Models: QAS 25 ID & QAS 45 ID
The Atlas Copco QAS 25–45 ID T4F series delivers dependable, multi-voltage power for demanding industrial, construction, and event applications. Designed for durability, ease of transport, and quick setup, these generators feature a sound-attenuated, corrosion-resistant enclosure and an advanced Isuzu Tier 4 Final diesel engine for reliable and environmentally friendly performance.
Engineered for flexibility and uptime, the QAS lineup offers both 25 kVA and 45 kVA models—each optimized for long service intervals, low fuel consumption, and high-quality power output across a range of site conditions.
Compact, sound-attenuated steel enclosure with corrosion resistance
Multi-voltage prime power (25 kVA and 45 kVA models)
Heavy-duty alternator with AREP excitation and marine-grade insulation
Integrated DeepSea controller for simplified operation
Forklift pockets and single-point lifting eye for safe transport
500-hour service intervals with easy access to filters and drains
Remote Start/Stop and Emergency Stop functionality
External, recessed emergency stop for added operator safety
Identical enclosure design across models for simplified fleet maintenance
Reliable & versatile power: Suitable for construction sites, events, and industrial use
Fuel efficient: Low fuel consumption rates at both 75% and 100% load
Quick setup: Plug-and-play connection options with dual 2-wire control contacts
Reduced downtime: Long maintenance intervals and accessible service points
Quiet operation: Noise level as low as 63 dBA at 23 feet
Environmental compliance: Tier 4 Final Isuzu diesel engines meet EPA standards
Power & Performance
Prime Power Output: 25 kVA (QAS 25 ID) | 45 kVA (QAS 45 ID)
Rated Frequency: 60 Hz
Voltage Options: 480/277V | 240/139V | 208/120V
Fuel Tank Capacity: 48.2 gal (QAS 25 ID) | 31.4 gal (QAS 45 ID)
Run Time @ 75% Load: 48.2 hrs (QAS 25 ID) | 31.4 hrs (QAS 45 ID)
Sound Pressure Level: 63–65 dBA @ 23 ft
Engine
Engine Manufacturer: Isuzu
Model: 4LE2X (QAS 25 ID) | 4LE2XZSA-03 (QAS 45 ID)
Emission Standard: EPA Tier 4 Final
Cylinders: 4 | Turbocharged
Gross Power Output: 40 hp (QAS 25 ID) | 64.6 hp (QAS 45 ID)
Alternator
Leroy Somer alternator with digital voltage regulator
Power Factor: 0.8 lagging
Frequency regulation: ±0.25%
Construction and industrial power supply
Remote job sites and outdoor events
Backup and emergency power systems
Oilfield, telecom, and utility support
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options for the Atlas Copco QAS 25–45 ID T4F Mobile Generator series.
Manufacturer: Atlas Copco | Models: QAS 25 ID & QAS 45 ID
The Atlas Copco QAS 25–45 ID T4F series delivers dependable, multi-voltage power for demanding industrial, construction, and event applications. Designed for durability, ease of transport, and quick setup, these generators feature a sound-attenuated, corrosion-resistant enclosure and an advanced Isuzu Tier 4 Final diesel engine for reliable and environmentally friendly performance.
Engineered for flexibility and uptime, the QAS lineup offers both 25 kVA and 45 kVA models—each optimized for long service intervals, low fuel consumption, and high-quality power output across a range of site conditions.
Compact, sound-attenuated steel enclosure with corrosion resistance
Multi-voltage prime power (25 kVA and 45 kVA models)
Heavy-duty alternator with AREP excitation and marine-grade insulation
Integrated DeepSea controller for simplified operation
Forklift pockets and single-point lifting eye for safe transport
500-hour service intervals with easy access to filters and drains
Remote Start/Stop and Emergency Stop functionality
External, recessed emergency stop for added operator safety
Identical enclosure design across models for simplified fleet maintenance
Reliable & versatile power: Suitable for construction sites, events, and industrial use
Fuel efficient: Low fuel consumption rates at both 75% and 100% load
Quick setup: Plug-and-play connection options with dual 2-wire control contacts
Reduced downtime: Long maintenance intervals and accessible service points
Quiet operation: Noise level as low as 63 dBA at 23 feet
Environmental compliance: Tier 4 Final Isuzu diesel engines meet EPA standards
Power & Performance
Prime Power Output: 25 kVA (QAS 25 ID) | 45 kVA (QAS 45 ID)
Rated Frequency: 60 Hz
Voltage Options: 480/277V | 240/139V | 208/120V
Fuel Tank Capacity: 48.2 gal (QAS 25 ID) | 31.4 gal (QAS 45 ID)
Run Time @ 75% Load: 48.2 hrs (QAS 25 ID) | 31.4 hrs (QAS 45 ID)
Sound Pressure Level: 63–65 dBA @ 23 ft
Engine
Engine Manufacturer: Isuzu
Model: 4LE2X (QAS 25 ID) | 4LE2XZSA-03 (QAS 45 ID)
Emission Standard: EPA Tier 4 Final
Cylinders: 4 | Turbocharged
Gross Power Output: 40 hp (QAS 25 ID) | 64.6 hp (QAS 45 ID)
Alternator
Leroy Somer alternator with digital voltage regulator
Power Factor: 0.8 lagging
Frequency regulation: ±0.25%
Construction and industrial power supply
Remote job sites and outdoor events
Backup and emergency power systems
Oilfield, telecom, and utility support
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options for the Atlas Copco QAS 25–45 ID T4F Mobile Generator series.
