Multiquip WhisperWatt Super-Silent Generator-125 to 600 kVASingle/Three Phase

MQ Power WhisperWatt Super-Silent Single/Three-Phase generators provide reliable power to meet the most demanding requirements. They are designed and built to withstand tough environments at construction sites and provide dependable temporary power at entertainment venues and disaster recovery operations.

Description

Multiquip 125-600kVA WhisperWatt Silent Generators

High-Capacity Power with Ultra-Quiet Performance

Multiquip’s 125-600kVA WhisperWatt silent generators represent the pinnacle of large-scale portable power. Designed for demanding industrial, commercial, and emergency applications, these heavy-duty units deliver consistent, high-output performance while maintaining remarkably low noise levels. Whether you’re managing a multi-acre job site, a disaster relief operation, or running backup power for critical infrastructure, the 125-600kVA range offers the muscle and dependability you need, without the roar of traditional generators.

Available in both single and three-phase configurations, the 125-600kVA series is engineered to meet diverse voltage requirements, support large equipment loads, and power entire operations, all within a quiet and compact footprint.

Built for the Most Demanding Jobs

✔️ Massive Power, Minimal Noise
Each model in the 125-600kVA lineup is a true silent generator, equipped with advanced acoustic insulation and engineered enclosures to keep operating noise as low as 70 dBA at 23 feet. Even at maximum load, these units operate quietly, making them ideal for noise-sensitive environments.

✔️ Flexible Phase Configuration
From single-phase to complex three-phase power distribution, the 125-600kVA WhisperWatt generators support a wide range of applications. Whether you’re running multiple tower cranes or powering a remote data center, these whisper generators deliver balanced, stable energy.

✔️ Rugged, Field-Ready Design
With durable, weather-resistant steel enclosures and vibration-isolated components, these whisperwatt generators are built to withstand the elements. They’re perfect for long-term outdoor use and heavy-duty, continuous operation in remote or urban settings.

✔️ Tier 4 Final Compliance & Fuel Efficiency
All 125-600kVA models are powered by fuel-efficient diesel engines that meet EPA Tier 4 Final emissions standards. These units maximize runtime while minimizing environmental impact, ideal for environmentally regulated work zones.

✔️ Advanced Control Systems
User-friendly digital controllers provide full visibility into generator health, performance, and diagnostics. With remote monitoring, auto-start capabilities, and paralleling options, you can manage power like a pro.

Applications That Demand Quiet Power

From powering concerts and large events to sustaining life-saving systems in hospitals and emergency response centers, the Multiquip 125-600kVA series is a trusted solution. These silent generators are also widely used in utility maintenance, mining operations, film production, and large-scale construction projects.

When you need a whisper generator that can power hundreds of kilowatts and still blends into the background, this series is your answer. Dependable, quiet, and engineered for endurance, every whisperwatt generator in the 125-600kVA range is built to perform under pressure.

Your Power Solution, Amplified and Silenced

Multiquip’s 125-600kVA WhisperWatt silent generators offer unmatched performance in the high-capacity generator market. Whether used for prime power or backup, these units bring together efficiency, durability, and acoustic control, without sacrificing an ounce of output.

DCA125SSIU4F

Unit Specifications
Prime Rating 100 kW 125 kVA
Standby Rating 110 kW 137.5 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 460, 480V Switchable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Switchable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model Isuzu / BR-4HK1X
Emissions EPA Tier 4 Final Certified
Starting System Electric
Design 4-cycle, water cooled, direct injection turbocharged, charged air cooled EGR, DOC, SCR
Gross Engine Power Output 166 bhp 124 kW
Fuel Tank Capacity 169 gal 640 L

Please refer to model specific data sheet for detailed specifications.

TRLR125US Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 10,000 lb 4,536 kg
Gross Axle Weight Rating (GAWR) (ea.) 5,000 lb 2,268 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (14,000 lb)
Tire Size ST225/75R15 LR-D
Tire Load Rating (ea.) 2,540 lb 1,152 kg
Wheel Bolt Pattern 6 Lug on 5.5 in
Fits MQ Power Generator Models DCA125SSIU4F
TRLR125US Dimensions & Weights
Overall Length 181 in 4,597 mm
Overall Width 79.5 in 2,019 mm
Overall Height 24.7 in 627 mm
Operating Weight
Without Fuel 1,722 lb 781 kg

DCA150SSJU4F3

Unit Specifications
Prime Rating 120 kW 150 kVA
Standby Rating 132 kW 165 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 480V Switchable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Switchable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model John Deere / 6068HFG05
Emissions EPA Tier 4 Final Certified
Starting System Electric
Design 4-cycle, water cooled, direct injection, turbocharged, charged air cooled, EGR, DOC & SCR
Gross Engine Power Output 215 bhp 160 kW
Fuel Tank Capacity 319 gal 1210 L

Please refer to model specific data sheet for detailed specifications.

TRLR180EV Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 12,000 lb 6,350 kg
Gross Axle Weight Rating (GAWR) (ea.) 7,000 lb 3,175 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (20,000 lb)
Tire Size ST235 / 80R16 LR-G
Tire Load Rating (ea.) 3,520 lb 1,596 kg
Wheel Bolt Pattern 8 Lug
Fits MQ Power Generator Models DCA150SSJU4F2
DCA180SSJU4F
TRLR180EV Dimensions & Weights
Overall Length 212.9 in 5,408 mm
Overall Width 89 in 2,261 mm
Overall Height 26.58 in 675 mm
Operating Weight
Without Fuel 2,404 lb 1,090 kg
TRLR220EV Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 16,000 lb 7,257 kg
Gross Axle Weight Rating (GAWR) (ea.) 8,000 lb 3,628 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (20,000 lb)
Tire Size ST235 / 85R16 LR-G
Tire Load Rating (ea.) 4,400 lb 1,996 kg
Wheel Bolt Pattern 8
Fits MQ Power Generator Models DCA150SSJU4F2
DCA180SSJU4F
DCA220SSJU4F2
TRLR220EV Dimensions & Weights
Overall Length 212.9 in 5,408 mm
Overall Width 89 in 2,261 mm
Overall Height 26.58 in 675 mm
Operating Weight
Without Fuel 2,404 lb 1,596 kg

DCA180SSJU4F3

Unit Specifications
Prime Rating 144 kW 180 kVA
Standby Rating 158 kW 198 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 460, 480V Reconnectable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Adjustable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model John Deere 6068HFG05
Emissions EPA Tier 4 Certified
Starting System Electric
Design 4-cycle, water cooled, direct injection, turbocharged. charged air cooled. EGR, DOC and SCR
Gross Engine Power Output 257 bhp 192 kW
Fuel Tank Capacity 319 gal 1210 L

Please refer to model specific data sheet for detailed specifications.

TRLR180EV Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 14,000 lb 6,350 kg
Gross Axle Weight Rating (GAWR) (ea.) 7,000 lb 3,175 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (20,000 lb)
Tire Size ST235 / 80R16 LR-G
Tire Load Rating (ea.) 3,520 lb 1,596 kg
Wheel Bolt Pattern 8 on 6.5
Fits MQ Power Generator Models DCA150SSJU4F2
DCA180SSJU4F
TRLR180EV Dimensions & Weights
Overall Length 212.9 in 5,408 mm
Overall Width 89 in 2,261 mm
Overall Height 26.58 in 675 mm
Operating Weight
Without Fuel 2,404 lb 1,090 kg
TRLR220EV Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 16,000 lb 7,257.4 kg
Gross Axle Weight Rating (GAWR) (ea.) 8,000 lb 3,628 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (20,000 lb)
Tire Size ST235 / 85R16 LR-G
Tire Load Rating (ea.) 4,400 lb 1,996 kg
Wheel Bolt Pattern 8 Lug
Fits MQ Power Generator Models DCA150SSJU4F2
DCA180SSJU4F
DCA220SSJU4F2
TRLR220EV Dimensions & Weights
Overall Length 212.9 in 5,408 mm
Overall Width 89 in 2,261 mm
Overall Height 26.58 in 675 mm
Operating Weight
Without Fuel 2,137 lb 969.3 kg

DCA220SSJU4F3

Unit Specifications
Prime Rating 176 kW 220 kVA
Standby Rating 194 kW 242 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 460, 480V Reconnectable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Adjustable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model John Deere 6068HFG06
Emissions EPA Tier 4 Certified
Starting System Electric
Design 4-cycle, water cooled, direct injection, turbocharged. Charged Air Cooled. EGR, DOC and SCR
Gross Engine Power Output 323 bhp 241 kW
Fuel Tank Capacity 319 gal 1210 L

Please refer to model specific data sheet for detailed specifications.

TRLR220EV Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 16,000 lb 7,257 kg
Gross Axle Weight Rating (GAWR) (ea.) 8,000 lb 3,628 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (20,000 lb)
Tire Size ST235 / 85R16 LR-G
Tire Load Rating (ea.) 4,400 lb 1,996 kg
Wheel Bolt Pattern 8 Lug
Fits MQ Power Generator Models DCA150SSJU4F2
DCA180SSJU4F
DCA220SSJU4F2
TRLR220EV Dimensions & Weights
Overall Length 212.9 in 5,408 mm
Overall Width 89 in 2,261 mm
Overall Height 26.58 in 675 mm
Operating Weight
Without Fuel 2,404 lb 1,596 kg

DCA300 Series

Unit Specifications
Prime Rating 240 kW 300 kVA
Standby Rating 264 kW 330 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 480V Reconnectable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Adjustable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model John Deere / 6090HFG06
Emissions EPA Tier 4 Final Certified
Starting System Electric
Design 4 cycle, water-cooled, direct injection, turbo-charged, charged air cooled, EGR, DOC & SCR
Gross Engine Power Output 437 bhp 326 kW
Fuel Tank Capacity 430.6 gal 1630 L

Please refer to model specific data sheet for detailed specifications.

TRLR300EVH Trailer Specifications
Gross Vehicle Weight Rating (GVWR) 20,000 lb 9,071 kg
Gross Axle Weight Rating (GAWR) (ea.) 10,000 lb 4,535.9 kg
Coupler Rating 3″ Pintle Eye (25,000 lb)
2-5/16″ Ball Coupler (20,000 lb)
Tire Size 235/75R17.5 LR-J
Tire Load Rating (ea.) 6,005 lb 2724 kg
Wheel Bolt Pattern 8 x 6.5
Fits MQ Power Generator Models DCA300SSJU4F3
TRLR300EVH Dimensions & Weights
Overall Length 223 in 5,668 mm
Overall Width 99.5 in 2,527 mm
Overall Height 32.17 in 817 mm
Operating Weight
Without Fuel 3,076 lb 1,395 kg

DCA400 Series

nit Specifications
Prime Rating 320 kW 400 kVA
Standby Rating 336 kW 420 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 480V Reconnectable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Adjustable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model Isuzu BQ-6WG1X
Emissions Tier 4 Final
Starting System Electric
Design 4-cycle, Water Cooled ,Direct Injection, Turbocharged, Charge Air Cooled, EGR, DOC and SCR
Gross Engine Power Output 512.3 bhp kW
Fuel Tank Capacity 55.5 gal 210 L

Please refer to model specific data sheet for detailed specifications.

DCA600 Series

Unit Specifications
Prime Rating 480 kW 600 kVA
Standby Rating 528 kW 660 kVA
Generator RPM 1800
Voltage – Three Phase 208, 220, 240, 416, 440, 480V Reconnectable
Voltage – Single Phase 120, 127, 139, 240, 254, 277V Adjustable

Please refer to model specific data sheet for detailed specifications.

Engine Specifications
Make/Model Volvo / TWD1672GE
Emissions EPA Tier 4 Final Certified
Starting System Electric
Design 4-cycle, water cooled, direct injection, turbo-charged, SCR
Gross Engine Power Output 825 bhp 615 kW
Fuel Tank Capacity 52.8 gal 200 L

Please refer to model specific data sheet for detailed specifications.