Powers your fridge, furnace, lights, TV, and much more.
The EM4000S can power a wide variety of appliances in your home. Check the applications tab for more examples.
Consistent power with iAVR (Intelligent Automatic Voltage Regulation) technology
Honda's exclusive iAVR technology ensures a consistent flow of power regardless of the load. This translates into stable power for sensitive equipment and a more reliable power source for you.
Provides 5,000 watts for 10 sec to start larger equipment
Honda exclusive iAVR technology lets the generator operate well above its maximum rating for up to 10 seconds to start high initial amp draw equipment.
Powerful Honda iGX commercial engine
Honda’s innovative iGX series engines deliver exactly what you’ve always wanted: reliable, optimal performance. These intelligent computer-controlled engines operate automatically with much better, simpler, and faster controls.
120/240V Selector switch - More usable power, more flexibility
Choose between using both 120 and 240 Volts, or 120 Volts only. This allows for the total generator output to be available through any of the 120 volt outlets, limited only by the capacity of the individual outlet. This enables you to power units with larger wattage requirements.
3 year residential and commercial warranty
You can rest easy, knowing your generator is covered from top to bottom for 3 full years.
Easy folding handles
Wide, positive lock folding handles offer convenient transport and storage and a more compact unit.
Runs up to 16 hours on 6.2 gallon tank
Runs approximately 16 hours at half load and 10.1 hours at full load. This makes the EM4000S great for overnight power.
Recoil back-up is also included.
Wheel kit standard
The EM4000S is easy to maneuver and transport.
12V DC Auto Charging
Use when charging 12-volt automotive type batteries. (Requires an optional charging cord.)
Multiple front panel outlets for easy power connections
Low 61-63 dB(A) sound level
Protected by Honda Oil Alert®
Protects the generator by shutting the engine off when low oil is detected.
The EM4000 offers 2 duplex outlets with GFCI protection.
USDA-qualified spark arrestor/muffler
Optional remote start available
Allows for convenient starting of your generator from a remote location.
Electronic circuit breakers
Protects the generator from being overloaded.
||120/240V 4000W max. (33.3/16.7A) / 3500W rated (29.2/14.6A))
||5000W (41.7/20.8A) for 10 sec.
||20A 125V GFCI Duplex (2), 30A 125V Locking Plug, 20A 125/250V Locking Plug
||12V, 100W (8.3A)
||Electric & Recoil
|Fuel Tank Capacity
|Run Time per Tankful
||10.1 hrs.@ rated load, 16.0 hrs. @ 1/2 load
|Dimensions (L x W x H)
||41.1" x 27.8" x 28.3"
||63 dB(A) @ rated load; 61 db(A) @ 50% load
*Offer good on any new Honda HRN, HRR, HRS, and HRX Series lawn mower purchased April 1 through June 30, 2020. Offer valid for residential use only. Register your new mower within 30 days after purchase and receive an additional one year to the Honda 3-Year Warranty for HRN and HRS Series or Honda 5-Year Warranty on the HRX Series. CALIFORNIA RESIDENTS ONLY: Failure to register your product will not diminish your warranty rights. Go to powerequipment.honda.com to see warranty details and register your Honda mower.