Yamaha EF1000iS 1,000 Watt OHV Gas Powered Portable Inverter RV Backup GeneratorThe Yamaha EF1000ISC Portable Inverter Generator is light weight and user friendly.  Its small compact design has a lot to offer while producing high-quality, clean power.The 50cc 4-stroke OHV air cooled single cylinder engine has a max AC output of 1000 watts.  The engine speed is variable and automatically adjusts to precisely match load, this results in greater fuel efficiency and noise reduction.  With a .66 gallon fuel tank the Yamaha EF1000isc can run up to 12 hours. Weighing in at only 27.9 lbs this machine is versatile and light weight. A 2 year warranty backs up the EF1000isc; insuring years of care free use. The Yamaha EF1000isc was built for the outdoors. It is great for RV owners and outdoors enthusiasts alike. With enough power to run a television and a microwave the EF1000isc is sure to improve your next outing. The EF1000isc is quite at only 47dbA. Feel confident that you want disturb nature or fellow campers when the Yamaha EF1000 is in use. Make your campsite a much more comfortable place to be with this portable inverter generator.This portable generators is more practical than onboard generators. Onboard generators contribute more smog forming emission in the atmosphere than the smaller energy efficient Yamaha EF1000. The fuel petcock reduces carburetor contamination by turning off gasoline flow and allowing the carburetor to run dry.  A wide mouth fuel fill reduces spilling and overflow during refueling.The Yamaha EF1000ISC portable inverter generator is easy to store and simple to use. This little beast puts 1000 watts of power at your finger tip via the easy access control panel. The unit can also recharge 12 volt batteries for RV, auto, and marine with a DC output of 8 amps. Oil Watch is an oil monitoring system. This feature prevents engine ware by alerting you of low oil pressure in the engine. Oil Watch is just one of the many features that Yamaha provides to ensure the quality of its products.INCLUDES:• The EF1000iS weighs in at 27.9 pounds, making it extremely portable.• Very quiet (47 dBA to 57 dBA – ¼ rated to rated load)• The EF1000iS features Smart Throttle, a load sensing rpm control that allows greater fuel efficiency and noise reduction by automatically adjusting engine speed to match the load.                                     It will run up to 12 hours at ¼ rated load on a tank of gas.• The Yamaha EF1000iS inverter generator supplies clean, high quality power.• CARB and EPA Approved for 50 States - Highest rating from EPA and CARB - Long Engine LifeFEATURES:

• Lightweight, easy to carry design — Compact lightweight alternator reduces weight to 27.9 lb., the lightest weight in its class.
• Noise Block, acoustically designed sound reduction system — Molded casing, glass wool insulation, and an advanced designed muffler provide unbeatable noise reduction.
• Smart Throttle, load sensing rpm control — Greater fuel efficiency and noise reduction by automatically adjusting engine speed to match the load.
• 12 Volt DC output, battery-charging cables included — Recharge 12-volt batteries for RV, auto, marine, etc.
• EPA & CARB Emission Engine Life Rating — Yamaha generators have the longest emission engine life ratings issued by the environmental Protection Agency and the California Air Resources Board.
• Auto Warm-up — Automatically increases engine speed for 4~6 minutes to ensure smooth power delivery during cold start ups.
• Inverter system with Pulse Width Modulation (PWM) control — Can run products with built-in microcomputercontrolled electric tools.
• Gasoline petcock lets you shut off the gas to run the carb dry for storage — Prevents stale gas problems.
• 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.

Specifications:

• Type: Inverter
• Maximum AC Output: 1000 watts
• Rated AC Output: 900 watts
• Rated / Maximum AC Current:    7.5 /8.3 amps @ 120V
• Voltage Stability: ± 1%
• Frequency Stability:    ± 0.1 HZ
• Engine: OHV, air-cooled, single cylinder, 4-stroke
• Displacement: 50cc
• L x W x H    17.7 x 9.4 x 14.9 in
• DC Output: 8 amps @ 12V
• Dry Weight: 27.9 lb
• Fuel Tank Capacity: 0.66 gal
• Continuous Operation at 1/4 Rated Load: 11.9 hr
• Noise Level (1/4 Load - Rated Load):    47- 57 dBA
• Engine Speed @ 1/4 Load:    3000 rpm
• Battery Charge Cord: Included
• Warranty:    3 Years Limited Warranty

Additional Images:Yamaha EF1000isc Portable Inverter Generator Review:http://www.portableinvertergenerators.com/yamaha/yamaha-ef1000isc-portable-inverter-generator-review/Generator Sizing Guide:http://media.viantp.com/PMDT/YPP/Others/Generator%20Sizing%20Guide.pdf