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GENMAX GM4000iSBEPC 4000 Watt Gasoline Inverter Generator with CO Detect
OUT OF STOCK • SOLD OUT CO Safe Alert Clean Sine Wave

GENMAX GM4000iSBEPC 4000 Watt Gasoline Inverter Generator with CO Detect

★★★★★
4.9 (19 Verified Customer Reviews) • Brand: GENMAX
$749.00
This item is temporarily out of stock.
Our bestselling high-output dual-fuel generator is currently in stock with immediate shipment:
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Continental United States

Factory Warranty

Up to 5 Years Coverage

30-Day Returns

Hassle-Free Return Policy

Key Specifications

Running / Peak Watts 4000 W
Fuel Type Unleaded Gasoline (87+ octane)
Starting System Easy-Pull Recoil Start
Carbon Monoxide Safety Genmax CO Detect™ Safety System
Factory Warranty 1-Year Limited Consumer Warranty (Lifetime Tech Support)

Product Overview & Engineering Details


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Customer Reviews

Real feedback and jobsite reports from verified GENMAX GM4000iSBEPC 4000 Watt Gasoline Inverter Generator with CO Detect owners.

100% Verified Buyer Reviews
4.9
★★★★★
Based on 19 verified reviews
98% of owners recommend this unit
5 ★
84% (16)
4 ★
11% (2)
3 ★
0% (0)
2 ★
0% (0)
1 ★
0% (0)
Verified Purchases Only

All reviews are submitted by confirmed equipment owners.

Up to 50h Runtime Verified

Continuous dual-fuel emergency & jobsite tested.

Direct Factory Support

Genuine parts & US-based technical service.

Showing 3 verified reviews
DM
David M.
Verified Buyer • US
1 month ago
★★★★★

Impressive build quality and ultra quiet

Delivered quickly and in perfect condition. Tested it right away under a load of power tools and AC. Started on the first pull/electric start with no hesitation.
Verified Purchase • DuroMax XP13000EH
RS
Robert S.
Verified Buyer • US
2 months ago
★★★★★

Lifesaver during power outage

High quality generator that ran continuously for three days during our recent storm. Clean electricity, no surging, and fuel consumption was surprisingly low.
Verified Purchase • DuroMax XP13000EH
JL
James L.
Verified Buyer • US
3 months ago
★★★★★

Best value generator on the market

Compared multiple brands before choosing this one. Excellent customer support, solid components, and rock-solid power output.
Verified Purchase • DuroMax XP13000EH
$749.00
Temporarily Out of Stock
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Up to 5-Year Warranty

Genuine factory warranty & nationwide service.

Direct OEM Support

Lifetime technical assistance by power experts.

30-Day Return Guarantee

Hassle-free 30-day evaluation period.