PowerGen

Base unit

Hipower HFW-350

350 kW standby · 120/208V/277/480V/347/600V V · 3-phase · diesel

Sizing confidence check

Confirmed this kW with a measured load profile or panel schedule? If you're going off estimates, a load study is the responsible next step before locking the configuration.

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Enclosure

Where will it live?

Mounting style and sound attenuation level.

Open / skid-mounted

Bare genset on skid. Indoor mechanical room or weather-protected vault only.

Weather-protective

Outdoor-rated steel enclosure. Basic rain/wind protection, no sound attenuation.

Sound-attenuated · Level 1

Roughly 70 dBA at 23 ft. Most common for commercial sites.

Sound-attenuated · Level 2

Roughly 65 dBA at 23 ft. Residential, hospitality, or noise-restricted zones.

Walk-in / containerized

ISO-style walk-in with controls cabinet. Typical for units above ~500 kW.

Fuel system

How long does it need to run?

We'll size the sub-base tank to hit the target runtime at full load.

We'll spec roughly 647 gallons to achieve 24 hours at full load (estimated — final spec from OEM datasheet).

Transfer switch

Automatic transfer switch

ATS sized to your service. We'll confirm exact ampacity with the panel schedule.

ATS amperage

amps

Recommended: 600 A (rounded up from full-load amps).

Poles

Transition type

Open transition

Break-before-make. Brief outage during transfer. Most common.

Delayed transition

Open-style with programmable delay to clear motor loads.

Closed transition

Make-before-break for momentary parallel (no outage). Used in healthcare.

Soft-load / paralleling

Ramped retransfer for sensitive loads or extended parallel ops.

Service-entrance rated (replaces utility main breaker)

Add-ons & services

What else should we include?

Cold-climate, monitoring, commissioning, and warranty options.

Engine block heater

Required for cold-climate starts and NFPA 110 Level 1 compliance.

Smart battery charger

10A float/equalize charger with NFPA 110 alarms.

Cellular remote monitoring

OEM cloud + 24/7 alarm notifications to our service desk.

NFPA 110 startup & commissioning

Factory-authorized startup, documentation, and acceptance test.

Resistive load bank test at startup

Two-hour stepped test to 100% nameplate with printed report.

Extended warranty (5-year)

Upgrade from standard standby warranty to 5-year coverage.

Application & site

Where will it ship and when?

Helps us match the right delivery program and confirm derating for altitude/climate.

What is the unit powering?

Site city

State

ZIP

Install timeline

Notes for our sales engineer (optional)

Contact

Your contact info

We'll confirm the configuration, pricing, and lead time within one business day.

First name *

Last name *

Work email *

Phone

Company or organization (optional)

Or call (209) 229-1990

We never share your data. Submitting starts a quote — credit review and order confirmation are handled by our team after we review the configuration with you.