MQ Power WhisperWatt DCA20SPXU4F Super-Silent Generator

The MQ Power WhisperWatt DCA20SPXU4F Super-Silent Generator delivers a compact, fuel-efficient solution for reliable power across construction, residential, and light industrial applications. Featuring an ultra-quiet enclosure and powered by an Isuzu Tier 4 Final engine, it’s engineered to perform in demanding environments without sacrificing convenience or performance.

FEATURES

• 20 KW PRIME OUTPUT, 120/240V SINGLE-PHASE POWER: Provides consistent and reliable power for construction sites, residential backup, and general-purpose applications requiring continuous output.
• ISUZU TIER 4 FINAL DIESEL ENGINE: Complies with the latest emission standards while delivering dependable performance, fuel efficiency, and extended engine service life.
• SUPER-SILENT, SOUND-ATTENUATED ENCLOSURE: Minimizes noise disruption, making this unit ideal for operation in residential neighborhoods, urban sites, or other noise-sensitive areas.
• MECHANICAL GOVERNOR: Maintains stable 60 Hz power output with 3–5% fluctuation from no load to full load, ensuring uninterrupted power supply to sensitive equipment.
• AUTO START/STOP FEATURE: Enables remote operation of the generator, offering flexibility for automated systems and remote-controlled jobsite power setups.
• EASY-ACCESS MAINTENANCE DESIGN: Weatherproof steel housing includes full access to all filters and drain extensions, reducing service time and simplifying routine maintenance.
• ANALOG CONTROL PANEL: Equipped with ammeter, frequency meter, AC circuit breaker, and clear instrumentation for easy monitoring and management of system performance.
• RUGGED WEATHERPROOF STEEL ENCLOSURE: Protects internal components from harsh site conditions, ensuring long-term durability and performance.
• OPTIONAL TRAILER: TRLR25US2 (Sold Separately): Heavy-duty DOT-approved trailer options for simplified mobility and transportation, perfect for contractors needing portable site power.

SPECIFICATIONS

• Engine: Isuzu 4L32T Tier 4 Final
• Starting System: Electric
• Design: 4-Cycle Water-Cooled, Direct Injection, Charge Air Cooled, EGR, DOC
• Gross Engine Power Output: 40.2 bhp (29.9 kW)
• Fuel Tank Capacity: 41.7 gal (158 L)
• Prime Rating: 20 kW
• Standby Rating: 22 kW
• Generator RPM: 1800
• Voltage - Single Phase: 120/240 V
• Generator Design: Revolving field, Self-ventilated, Drip-proof, Single bearing
• Voltage Regulation (No Load to Full Load): 1%
• Power Factor: 0.5%
• Armature Connection: Series
• Excitation: Brushless with AVR
• No. Poles: 4-pole
• Frequency: 60 Hz
• Frequency Regulation (steady state load): 3-5%
• Sound Level (Full Load at 23 ft.): 65 dB(A)

SPECIFICATIONS FOR TRLR25US2 Trailer

• Gross Vehicle Weight Rating (GVWR):3500 lb (1588 kg)
• Gross Axle Weight Rating (GAWR) (ea.): 3500 lb (1588 kg)
• Coupler Rating: 3" Pintle Eye (25,000 lb), 2" Ball Coupler (10,000 lb), 2-5/16" Ball Coupler (14,000 lb)
• Tire Size: ST205/75D14 LR-C
• Tire Load Rating (ea.): 1760 lb (789 kg)
• Wheel Bolt Pattern: 5 Lug
• Fits MQ Power Generator Models: DCA20SPXU4F, DCA25USI4CAN, DCA25SSIU4F
• Length: 105.79 in (2687 mm)
• Width: 56.18 in (1427 mm)
• Height: 20.85 in (529.6 mm)
• Operating Weight (without fuel): 444 lb (201 kg

Combining ultra-quiet operation with dependable Isuzu diesel power, the DCA20SPXU4F generator is ideal for contractors and facility managers requiring powerful, low-noise, and fuel-efficient jobsite energy solutions.