Unleash adventure with the FIRMAN W05583, a robust Whisper series generator boasting 6850 starting watts, 5500 running watts, and 120/240V availability. With remote start capabilities and a 50A plug, it’s the go-to choice for outdoor enthusiasts seeking power, mobility, and safety in one compact package.
Meet the FIRMAN W05583, the paramount power companion designed for outdoor enthusiasts who demand excellence. Built for adventure without compromise, this generator is your key to conquering the wild with firm confidence.
Unleash an impressive 6850/5500 watts with 120/240V availability. The remote start feature ensures a surge of power precisely when you need it. Operating at a quiet 64 dB, it lets you enjoy the serenity of the outdoors without the typical generator noise.
Optimize fuel consumption with the eco mode button, making the W05583 environmentally and economically friendly. Effortlessly parallel it with any other 5000W or greater FIRMAN inverter for limitless potential. Producing cleaner power at <3% THD, the W05583 ensures the safety of your medical devices or high-end electronics. Safety is a priority with the modern CO Alert carbon monoxide shutdown feature.
Whether you’re an RV enthusiast, camping aficionado, tailgating pro, or DIY leader, the W05583 is your go-to choice, making it the ultimate companion for your next adventure.
The W05583 comes with a remote control, engine oil bottle, funnel, quick oil drain, toolkit, and 12V battery cable.
Key Features and Benefits:
- EPIC PRECISION, TIMELESS PERFORMANCE: The 322cc engine delivers 5,500 running watts and 6,850 starting watts, providing ample power for various applications.
- CO Alert Technology: Automatically shuts down the generator if harmful carbon monoxide levels are detected, ensuring user safety.
- Remote Start: Start your generator conveniently from a distance with the included remote control.
- Eco Mode: Adjusts engine speed based on load, optimizing fuel efficiency and extending runtime.
- Quiet Operation: Runs at a quiet 67dB at 25% load, perfect for noise-sensitive environments like campsites.
- Parallel Capable: Connect with another FIRMAN inverter generator for increased power output, ideal for larger power needs.
- Multi-Feature Control Panel: Includes covered outlets and a multi-meter displaying P-V-Hr-F-Fuel Level/Oil Alert/Over Load:
- 1 x 5-20R 120V 20A DUPLEX GFCI
- 1 x TT-30R 120V 30A RV
- 1 x L14-30R 120/240V 30A TWISTLOCK
- 1 x 14-50R 120/240V 50A
- 1 x USB – TYPE C OUTLET (60W output/18W input)
- 1 x DC OUTLET 12V/TYPE – 1×2 prong angled
- Extended Runtime: The 5.3-gallon tank offers up to 10 hours of runtime at 25% load, ensuring long-lasting power.
- Durable and Portable: Weighing 129.2 lbs, it features 8″ flat-free wheels and a U-shape folding handle for easy mobility.
- 3-Year Warranty: Backed by FIRMAN’s comprehensive 3-year warranty, providing peace of mind with your purchase.
Specifications:
- Certifications: EPA Certified, cETL Certified, PGMA G300-2018
- Output: 5,500 running watts; 6,850 starting watts
- AC Voltage: 120/240V
- Frequency: 60Hz
- Noise Level: 67dB at ¼ load
- Run Time: Up to 10 hours at 25% load
- Fuel Tank Size: 5.3 gallons
- Unit Dimensions: 27.6″ x 21.3″ x 22.6″
- Unit Weight: 129.2 lbs
The FIRMAN W05583 Portable Inverter Generator is the reliable and powerful solution you need for your outdoor adventures. For more information, please contact FIRMAN at 844-347-6261.


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