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Yamaha EF1000iS

The Yamaha EF1000iS inverter generator is the ultimate in lightweight portable electricity that is quiet, durable and convenient. Designed to supply high-quality and clean power, the EF1000iS was built to be quiet and durable. Designed with an all-new ergonomic style and fitted with a compact alternator and inverter unit, the EF1000iS weighs in at a class-leading 27lbs, making it extremely portable. Noise Block, acoustically designed sound reduction system helps to make the EF1000iS the quietest portable generator in its class. The EF1000iS… lightweight, powerful, clean and quiet. A powerhouse performer at your fingertips.
C L E A N   O U T P U T
The EF1000iS - with its inverter system - features Pulse Width Modulation (PWM) so Voltage stability is within ? 1%, and Frequency stability is ? 0.1 HZ. Its pure sine wave is as clean or cleaner than commercial power, improving the efficiency and versatility of your electronic equipment and accessories compared to other portable power.
F E A T U R E B E N E F I T
Lightweight Design / Easy to Carry
Newly designed exterior and compact lightweight inverter unit reduces weight to 27.9 lbs. Lightest weight generator in its class.
Noise Block.
Acoustically designed sound reduction system.
Molded casing, noise-absorbing glass wool construction and a newly designed muffler produce unbeatable noise reduction.
Long Run Time
Runs continuously for up to 12 hours without refueling (at 1/4 load with "Economy Control" function on).
Smart Throttle.
Load sensing throttle control.
Automatically adjusts engine speed to precisely match load, resulting in greater fuel efficiency and noise reduction.
12 Volt DC Output (Battery Charging Cables Included)
Recharge 12 volt batteries for RV, auto, marine, aircraft, etc.
Inverter System with Pulse Width Modulation
Industry-leading system produces higher-quality and cleaner electricity. Results in pure sine wave as clean or cleaner than commercial power and can operate products with built in microcomputers.
Exclusive Dual Coil Alternator Stator
Lower engine speed. Reduced noise, fuel consumption and engine wear
Centralized Control Panel
Control panel enables easy access to controls.
Fuel Petcock
Reduces carburetor contamination by turning off gasoline flow and allowing the carburetor to run dry.
OHV 50cc Engine (overhead valve)
Provides improved efficiency, increased reliability, low oil consumption and noise-reducing operation.
Large Fuel Fill Access
Wide mouth fuel fill reduces spilling and overflow during refueling.


 

S P E C I F I C A T I O N S
TYPE INVERTER
MAXIMUM AC OUTPUT 1000 watts
RATED AC OUTPUT 900 watts
RATED / MAXIMUM AC CURRENT 7.5 / 8.3
VOLTAGE STABILITY ? 1%
FREQUENCY STABILITY ? 0.1 HZ
ENGINE YAMAHA OHV MZ50, air-cooled 4-stroke, single cylinder
DISPLACEMENT / HP 50cc / 2.2 hp
G E N E R A L
OVERALL LENGTH 17.7"
OVERALL WIDTH 9.4"
OVERALL HEIGHT 14.9"
DRY WEIGHT 27.9 lbs.
FUEL TANK CAPACITY .66 gallons
CONTINUOUS OPERATION AT 1/4 RATED LOAD 12.0 hrs.
NOISE LEVEL (1/4 LOAD / FULL LOAD) 47dBA - 57 dBA
WARRANTY 2 YEARS Limited Warranty