Westinghousevia AmazonUpdated 1hr ago

WGen3600DF 3600-Watt Dual Fuel Portable Generator — Remote Electric Start

Solar

0W

Storage

None

Inverter

3600W

Cost/W

$0.26

Cost/Wh

N/A

System Voltage

120V

Why this matters

48V is standard for large systems (5kW+). Lower current means less copper, less heat, and better efficiency over long runs.

Battery Chemistry

Dual Fuel

Why this matters

Battery chemistry determines lifespan, usable capacity, weight, and safety. LiFePO4 is the most common choice for off-grid solar.

Kit Completeness70%
PanelsControllerBatteryInverterWiringMountingMonitor
Use Case Suitability
RV & VanpoorCabingoodShedpoorEmergencyexcellentHomesteadgoodBoatpoor

Advertised Price

$599

Real Build Cost Breakdown$919
Kit price $599Missing ~$320
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Completion Gap Receipt
Advertised price$599
Required missing parts
+ Transfer Switch~$270
+ Extension Cord~$50
Hidden cost to finish+$320
Real build cost$919
+$320 hidden cost · 1.5x the advertised price

Real build cost = advertised kit + required missing parts only. Optional accessories and tools are not included in this total.

offgridempire.comPrice checked Apr 5, 2026
Methodology
Component Breakdown
1 included / 2 missing
Transfer Switch

Manual Transfer Switch or Interlock Kit

~$270

1×

Required for safe panel connection — L14-30R outlet included for transfer switch compatibility

Extension Cord

30A L14-30 Generator Cord (25 ft)

~$50

1×

L14-30 cord for transfer switch connection

Generator

Westinghouse WGen3600DF

Included

1×

3,600W running / 4,650W starting (gas) | 3,240W / 4,180W (propane) — 212cc OHV, 4-gal tank, 14 hr runtime, 68 dBA, 120 lbs, remote start

Total to complete~$320
Why are some components missing?

Many kits advertise a low price by leaving out essential parts like batteries, inverters, or wiring. Our “Real Build Cost” adds back everything you’d need to buy separately to get a working system. That’s why the number at the top may be higher than what the retailer shows.

Price History

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