MQ Power · WhisperWatt Super-Silent

MQ Power DCA-6 WhisperWatt

6.6 kW standby / 6 kW prime · Diesel · Liquid-cooled

6 kW prime portable diesel generator. The smallest WhisperWatt at 58 dBA — ultra-quiet single-phase power for residential and light commercial use.

Standby power
6.6 kW / 6 kW prime
Voltage options
120/240V
Frequency / Phase
60 Hz · 1-phase
Engine
Kubota D1105 · 1.123L
EPA / Emissions
Tier 4 Final
residentialconstruction-smalleventstemporary-power
Configure & Quote

Overview#

The MQ Power DCA-6 WhisperWatt is the entry point of the WhisperWatt lineup — a 6 kW prime portable diesel generator in a sound-attenuated enclosure rated at just 58 dB(A) at 23 feet. That's the quietest unit MQ Power makes, and one of the quietest portable diesels available from any manufacturer.

At 120V single-phase output, the DCA-6 serves residential emergency power, small tool operation on noise-sensitive sites, and film/event production where audio capture makes generator noise a dealbreaker.

1800 RPM diesel advantage#

Like all WhisperWatt units, the DCA-6 runs at 1800 RPM rather than 3600 RPM. The lower speed reduces mechanical noise, extends engine life, and improves fuel economy relative to high-speed portable generators at the same power output.

Common applications#

  • Residential emergency backup power
  • Film and TV production (audio-sensitive sets)
  • Small construction tasks in residential neighborhoods
  • Outdoor events requiring minimal noise impact

Engineering specifications

Physical

Length
48.4 in
Width
25.6 in
Height
33.3 in

Acoustic

Sound @ 7m, full load
58 dBA
Enclosure
Sound-attenuated

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Configure your MQ Power DCA-6 WhisperWatt

Lock the enclosure, fuel system, transfer switch, and add-ons — we'll confirm pricing, availability, and lead time within one business day. Prefer a free-form quote? That option is still here.

Estimate runtime for the MQ Power DCA-6 WhisperWatt

Adjust load percent and tank size to estimate runtime. Pre-filled with this model's spec where available.

Estimate runtime on this tank

Estimated runtime

561.2 hours(23.4 days)

Fuel consumption ≈ 0.36 GPH at 75% load. Estimate based on industry-typical 1800 RPM standby curves (≈0.07 GPH/kW at full load). Actual consumption varies by engine, ambient temperature, fuel quality, and tuning.

Frequently Asked Questions

How quiet is the DCA-6?
58 dB(A) at 23 feet — the quietest generator in the entire MQ Power lineup. For reference, 58 dBA is roughly the volume of a normal conversation. This makes it suitable for residential neighborhoods, film sets, and hospital-adjacent deployments.
What can 6 kW power?
A 6 kW single-phase generator can run lighting, small power tools, a refrigerator, and basic HVAC in a single residential unit. It's not designed for high-draw equipment like welders or large compressors.

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Need service or parts for the MQ Power DCA-6 WhisperWatt?

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