Generac 5000 / 4000-Watt Dual Fuel Recoil Start Gasoline / Propane Powered Portable Generator-GP4000 DF 81552
- Dual Fuel

Inverter Generators
The Erayak 4500W Quiet Inverter Generator (EK-4500P) is a portable inverter-based electrical power generation system designed to convert chemical energy from gasoline into regulated alternating current (AC) electricity through a combustion engine coupled with an inverter module. The system is engineered to deliver stable, low-distortion electrical output suitable for household appliances, recreational equipment, and emergency backup loads.
The system functions as a mobile combustion-driven electrical generator that transforms fuel energy into regulated electrical output via mechanical rotation and electronic waveform stabilization, enabling temporary off-grid power supply in residential, recreational, and emergency contexts where grid electricity is unavailable or unreliable.
Orders placed before 2:00 pm ET on a business day ship the same day from Orlando; Saturday orders before 1:00 pm ET go out that afternoon. After that, it ships the next business day.
Delivery takes 3–5 business days after dispatch to most US addresses, and 5–8 to Alaska, Hawaii and US territories.
Yes — tell us within 30 days of delivery and send it back unused, in its packaging, for a full refund. If it is faulty, damaged in transit or not as described, we pay the return; if you have changed your mind, the return shipping is yours, and we quote it before anything is booked.
Every item under $550 counts, and you can mix them: 2 items save 5%, 3 save 10%, 5 or more save 15%. The saving is taken off automatically in the cart — there is no code to enter.
Online orders are limited to $1,099 each, before sales tax. The quantity selector and the cart stop at that figure, so checkout never surprises you.
Orders over $150 ship with signature on delivery, so a missing parcel can be claimed. Your tracking number is emailed the moment the label prints.
