Echo · DGK Series

Echo DGK36FS

40 kW standby / 36 kW prime · Diesel · Liquid-cooled

36 kW single-phase portable diesel generator with SimulPhase technology.

Echo Echo DGK36FS generator — specifications and details
Standby power
40 kW / 36 kW prime
Voltage options
120/240V
Frequency / Phase
60 Hz · 1-phase
Engine
Isuzu 4LE2X · 2.179L
EPA / Emissions
Tier 4 Final
Commercialrental-fleettemporary-power
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Overview#

The Echo DGK36FS is a 36 kW single-phase portable diesel generator built in Japan by Yamabiko Corporation (formerly Shindaiwa). Powered by an Isuzu 4LE2X four-cylinder diesel engine, the DGK36FS delivers 36 kW prime power through a dedicated 120/240V single-phase configuration. The 79-gallon integral fuel tank provides approximately 28 hours of continuous full-load operation. The sound-attenuated enclosure produces 65 dBA at 7 meters. Tier 4 Final and CARB compliant with S.E.T. Smart Emissions Technology for active DPF regeneration under light loads.

Isuzu 4LE2X Engine Platform#

The DGK36FS is powered by the Isuzu 4LE2X — an upgraded variant of the 4LE2T used in Echo's 20-25 kVA models. The 2.179-liter inline four-cylinder diesel runs at 1800 RPM and delivers the additional power output needed for 36 kW prime rating. Isuzu's industrial diesel engines are widely deployed across construction equipment worldwide, providing excellent parts availability and a large service technician knowledge base. S.E.T. (Smart Emissions Technology) manages Tier 4 Final DPF regeneration automatically under light loads, preventing soot buildup without operator intervention — critical for rental fleet applications where operators may not understand regeneration procedures.

Our Service Experience#

As authorized service providers in Northern California, we maintain Echo DGK Series generators across the Bay Area and Central Valley. The DGK36FS is particularly popular for residential construction and commercial tenant improvement projects where dedicated single-phase 120/240V power is needed at output levels that smaller units cannot reach. The 79-gallon fuel tank provides genuine multi-day runtime capability, reducing fuel delivery logistics for remote sites. The Isuzu 4LE2X engine shares many service procedures and consumables with the 4LE2T platform in the smaller DGK20FS and DGK25F, simplifying fleet maintenance. Echo's 3-year warranty — the longest in the portable class — reflects Yamabiko's confidence in the Shindaiwa engineering heritage behind every unit.

Engineering specifications

Physical

Length
83 in
Width
37 in
Height
61 in
Dry weight
2,620 lb

Acoustic

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

Fuel system & runtime

Integral fuel tank
79 gal
Fuel use @ full load
2.8 GPH

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Estimate runtime for the Echo DGK36FS

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

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Estimated runtime

36.6 hours(1.5 days)

Fuel consumption ≈ 2.16 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.

Service intervals

Manufacturer-recommended intervals for the Echo DGK36FS under standby duty. Field intervals may differ based on load profile, ambient conditions, and fuel quality.

Oil & filter
Every 250 hours or 12 months
Air filter
Every 500 hours
Fuel filter
Every 500 hours
Major overhaul
≈ 15,000 hours

Common failure modes

What we've seen fail on this platform. Use as a service-planning reference, not a diagnostic — actual failure modes depend heavily on duty cycle and maintenance history.

ComponentSymptomTypical hoursSeverity
Fuel filterContamination from portable job site fueling — change at 250 hours or sooner in dusty environments250+minor
Isuzu injectorsTip wear from extended low-load operation — run at 50%+ load for extended periods to prevent carbon buildup8,000+moderate
Starting batteryBattery degradation from extended storage periods without maintenance charging4,380+minor

Frequently Asked Questions

What is SimulPhase technology on the DGK36FS?
SimulPhase is Echo's patented technology that enables simultaneous single-phase and three-phase output from a single generator without external step-down transformers. No other portable generator manufacturer offers this capability. The DGK36FS is configured as a dedicated single-phase unit (120/240V), optimized for high-output single-phase applications where 36 kW of clean, stable power is required.
What is the runtime and fuel capacity of the DGK36FS?
The DGK36FS carries a 79-gallon integral fuel tank and consumes approximately 2.8 gallons per hour at full load (36 kW prime). This provides roughly 28 hours of continuous operation at full load before refueling. At typical 75% loading, runtime extends well beyond 35 hours, enabling multi-day operation between fuel stops on most construction schedules.
How does the Echo DGK36FS compare to MQ Power or Airman at the same kW?
At 36 kW single-phase, the DGK36FS fills a niche that many competitors address only with three-phase units requiring derating for single-phase loads. The DGK36FS delivers a full 36 kW of dedicated single-phase output without derating. The 79-gallon fuel tank provides 28+ hours of runtime at full load — competitive with larger units. At 2,620 lbs wet weight, it remains trailer-portable. The 3-year warranty is the longest in the portable segment, and documented Shindaiwa 30,000+ hour runtimes demonstrate class-leading durability.
What is the Shindaiwa heritage behind Echo generators?
Echo generators are manufactured by Yamabiko Corporation in Japan, which acquired Shindaiwa — a company with over 50 years of industrial generator manufacturing experience. Shindaiwa-built generators have documented field runtimes exceeding 30,000 hours. The DGK Series carries forward this heritage with Japanese engineering and quality control. Echo backs every DGK unit with a 3-year warranty, the longest in the portable generator class.

Compatible equipment

Engine

More in the DGK Series

Japanese-built Kubota and Isuzu portables with patented SimulPhase multi-voltage output — 6 to 352 kW, all Tier 4 Final.

View all 14models in this series →

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