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WEN · Portable generator · Model 56400M

56400M

56400M 4,050 Watt Power Generator with Wheel and Handle Kit

3,500W running4,050W startingGasolineEngine displacement not listed in the catalog description
View model at WEN Last listed $359.99
WEN 56400M 4,050 Watt Power Generator with Wheel and Handle Kit
Official product image · WEN Products

Infographic gallery

Output, fuel flexibility, runtime, and ownership.

01 · Output by fuel

4,050W maximum starting output

Gasoline3,500W / 4,050W

Bars compare WEN's published running and starting capacity for each fuel configuration.

02 · Fuel & runtime

Gasoline

Model-specific energy system and manufacturer-published operating information.

Capacity

Just fill up the 4-gallon tank with gas and you're ready to go for up to 11 hours at half load. . .

Published runtime

Just fill up the 4-gallon tank with gas and you're ready to go for up to 11 hours at half load. . .

03 · Portability & price

112 lb (official listing weight)

Official listing weight

WEN price
$359.99
Availability
Currently sold out
Model
56400M
04 · Controls & protection

Starting

Recoil start

Voltage

120/240V

Fuel shutoff

Not listed

CO shutdown

Not listed

Official product gallery

Product views and WEN feature graphics.

This gallery uses the current official image set published for model 56400M.

56400M official WEN product image 1
Published by WEN Products · image 1 of 1

Complete specifications

The fields that matter for comparison.

Output, engine, fuel, runtime, outlet, sound, weight, safety, price, and warranty details come from WEN's current official collection, model description, product imagery, and manual link.

Combustion generators are for outdoor use only. Keep the generator at least 20 feet from occupied buildings with exhaust directed away from doors, windows, and vents.

Product overview

Whether we're providing your home with electricity during a crisis or charging your family's cellphones at the campgrounds, WEN has been reliably lighting up lives since 1951.

Electrical output by fuel

Gasoline output
3,500W running / 4,050W starting
Voltage
120/240V
Outlet panel
Durable enough for any job site and compact enough for easy transport, this EPAIII compliant 4050 Watt Generator includes two 120V receptacles (standard household 5-20R) and a 120/240 Volt receptacle (Nema L14-30).
Power quality
The automatic voltage regulator helps create clean power to protect your electronics.
Parallel capability
Not listed in the official description

Engine, fuel & runtime

Engine or power system
Engine displacement not listed in the catalog description
Starting system
Recoil start
Fuel options
Gasoline
Fuel capacity
Just fill up the 4-gallon tank with gas and you're ready to go for up to 11 hours at half load. . .
Published runtime
Just fill up the 4-gallon tank with gas and you're ready to go for up to 11 hours at half load. . .
Published sound information
Sound level not listed in the catalog description
Fuel shutoff
Not listed for this model

Portability, protection & ownership

Listing weight
112 lb (official listing weight)
Carbon-monoxide shutdown
Not listed for this model
Low-oil shutdown
Yes — published by WEN
Warranty
And because it's a WEN product, your purchase is backed by a 2-year warranty, support from WEN service technicians and a nationwide service network with over 1000 locations.
Price and availability
Last listed WEN price: $359.99
Official model
56400M

Official feature details

Published WEN feature

NOTE: Not for sale in California. . . .

Output and operation

Remember when the power went out?

Controls and convenience

Whether we're providing your home with electricity during a crisis or charging your family's cellphones at the campgrounds, WEN has been reliably lighting up lives since 1951.

Power-panel capability

Durable enough for any job site and compact enough for easy transport, this EPAIII compliant 4050 Watt Generator includes two 120V receptacles (standard household 5-20R) and a 120/240 Volt receptacle (Nema L14-30).

Protection and ownership

The voltage selector allows for users to switch from 120v to 240v with the flick of a switch.

Best-fit uses

  • RV and camping
  • Refrigerators and household essentials
  • Jobsite tools
  • Storm preparation

Standout features

  • 4,050W starting / 3,500W running
  • Gasoline
  • Recoil start
  • Low-oil automatic shutdown

Match it to the equipment you'll actually run.

Use the independent wattage calculator before buying.

Check my power plan
Sources: WEN 56400MAll WEN generatorsOfficial manualVerified September 15, 2026

Ownership resources

Accessories, manuals, and documents.

Start with the exact WEN 56400M model or item number. Accessory families can look alike while using different connectors, electrical limits, engines, or mounting points.

Compatible accessories

Match by model and connection.

Verify exact fit

Generator power cord or inlet connection

Use a correctly rated cord or professionally selected inlet connection for the intended load.

Match voltage, amperage, blade pattern, and wire rating to the generator receptacle. Home connections require approved transfer equipment and qualified installation.
View official accessory options
Verify exact fit

Parallel kit

This model’s published information references parallel operation. Use the manufacturer’s matching kit and pairing rules.

Confirm that the kit explicitly names 56400M or its exact generator family before connecting another unit.
View official accessory options
Verify exact fit

Maintenance kit and service parts

Model-matched filters, spark plugs, batteries, oil supplies, and service parts support scheduled maintenance.

Match the complete 56400M model or item number and follow the maintenance table in its manual.
View official accessory options
Verify exact fit

Storage cover or approved running shelter

A fitted storage cover protects a cooled, stored generator. A running shelter must be designed for generator operation.

Never run a fuel-burning generator indoors or inside a storage cover. Follow the manual’s clearance and ventilation requirements.
View official accessory options

Manuals & PDFs

Official product materials.

Owner’s or operator’s manualPDFOperating, safety, maintenance, and troubleshooting instructions for 56400M.Official product pageProduct pageCurrent manufacturer overview, notices, specifications, downloads, and support links.

Compatibility note: Links lead to manufacturer or official retailer resources. Confirm the full model or item number, connector type, voltage, amperage, and published compatibility list before buying. Installation involving a home panel, inlet, transfer switch, or fuel plumbing should be handled as required by local code.