Pulsar - GX400BN 4000W Portable Dual Fuel Inverter Generator Ultra Quiet RV Ready Parallel Capable Wheels CO Sensor
About this product
The GX400BN delivers portable, dependable power with the flexibility to run on either gasoline or propane. Designed for quiet operation and clean, stable electricity, it’s a reliable choice for RV trips, camping, tailgating, emergency power, and even powering a 13,500 BTU RV air conditioner. With inverter technology, CO safety protection, and a full suite of outlets, this unit is built for performance, safety, and convenience.
Dual Fuel Capability
Produces 4,000W peak / 3,200W rated on gasoline, or 3,600W peak / 2,800W rated on propane, giving you flexibility when fuel availability changes.
Engine Performance
Powered by a 149cc OHV 4-stroke engine, delivering reliable performance and efficiency for a range of applications.
Noise Level
Operates at just 62 dB, keeping noise to a minimum for campgrounds, RV parks, and residential areas.
Clean Power Output
Inverter technology delivers a stable sine wave that’s safe for sensitive electronics like laptops, TVs, and mobile devices.
Run Time
Runs up to 8 hours of operation at half load, allowing extended use without frequent refueling.
- BrandPulsarModel NumberGX400BNProduct NameGX400BN 4000W Portable Dual Fuel Inverter Generator Ultra Quiet RV Ready Parallel Capable Wheels CO SensorAmperage26.6 amperesVoltage Rating120 voltsFuel TypeGasoline, Liquid propane
Reviews
Rating 5 out of 5 stars with 1 review
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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The GX400BN delivers portable, dependable power with the flexibility to run on either gasoline or propane. Designed for quiet operation and clean, stable electricity, it’s a reliable choice for RV trips, camping, tailgating, emergency power, and even powering a 13,500 BTU RV air conditioner. With inverter technology, CO safety protection, and a full suite of outlets, this unit is built for performance, safety, and convenience.

The GX420N portable inverter generator provides reliable clean power for camping tailgating outdoor events and emergency backup with 4200 peak watts and 3200 running watts delivering stable performance for small appliances and sensitive electronics its compact suitcase design weighs just 49 lbs making it easy to carry and store while the 1 gallon fuel tank offers up to 6 hours of runtime at half load quiet inverter technology operates at approximately 65 dB making it suitable for residential and outdoor environments equipped with dual 120V AC outlets and a TT 30 RV outlet the GX420N delivers consistent sine wave power for devices such as laptops phones and tablets while parallel capability allows connection with another unit for increased power when needed

The powerful WGen3600DFc engineered by Westinghouse is a portable generator to provide you with dependable power when you need it the most, whether you're at home or on the go. With dual fuel ability, this generator offers versatility by running on either gas or propane (LPG). It produces up to 4,650 peak watts and 3,600 running watts when utilizing gasoline and runs for up to 14 hours on a 4 gal. (15 L) gas tank with a built-in fuel gauge. Constructed with a 212cc Westinghouse OHV Engine, the WGen3600DFc is made with a cast iron sleeve to provide engine durability while safety features like automatic low oil and carbon monoxide (CO) shutdown, and overload protection. Equipped with an RV Ready TT-30R 30A outlet that conveniently hooks to your travel trailer, the WGen3600DFc keeps the air conditioner and any travel necessities you may have up and running all day long. It showcases Push-Button Electric Start that pairs with a wireless remote key fob for effortless ignition and is designed with an extendable handle and rugged never-flat wheels to make portability easy. The WGen3600DFc is complete with a 3-Year Limited Warranty and Lifetime Technical Support backed by our nationwide customer service and support network.

The Pulsar GD400BN packs a big punch in a small package. This unit operates at 4,000 peak watts and 3,200 running watts while weighing only 47 pounds. The smaller footprint makes transportation and storage simple and a prime choice for home, work, and recreational activities. This super quiet generator is RV ready and an ideal choice for air conditioning units up to 13,500 BTU. Inverter technology delivers a stable sine wave making the GD400BN a perfect option to power most of your sensitive electronics. Need more power? Parallel capability allows you to link two units together to double your output.







































