• Very quiet operation
• Aluminum weather resistant housing
• Fully automatic operation when used with a Cummins Onan automatic transfer panel
• Available for use with natural gas or LP vapor
• Attractive and discreet housing
• Electronic governor for precise frequency control
• Includes 120 V coolant heater
• Listed to UL 2200

Download Cummins Onan RS30 Technical Specifications

• MORE POWERFUL PERFORMANCE
• KOHLER·s exclusive PowerBoost™ technology provides greater motor starting capability for large loads such as central air conditioners while still running other home appliances and electronics.
• KOHLER·s 30kW residential generator is powered by a liquid-cooled automotive engine to provide heavy duty power for your home or small business needs.
• SAFER POWER FOR SENSITIVE ELECTRONICS
• Many power sources can damage and degrade sensitive home electronics due to unstable power quality or high levels of total harmonic distortion (THD). KOHLER residential generators protect all of your valuable appliances and sophisticated electronics with cleaner, safe and stable power that meets strict utility requirements and IEEE standards for THD.
• QUIETER OPERATION
• Quiet operation: 68 dB(A) at 7 m, similar to a typical vacuum cleaner
• Sound enclosure maintains neighborhood solitude whether you are in self-test or full operation mode
• FASTER RESPONSE
• While many competitive products can leave you in the dark for 25 seconds or more during an outage, KOHLER generators restore power in as little as 10 seconds.
• Superior five-year limited warranty included
• KOHLER residential generators are commercial grade and have the warranty to back it up. This generator is supported by a premium five-year limited warranty.
• Digital electronic isochronous governor
• Digital voltage regulator
• LED display provides diagnostic capability
• DESIGNED FOR EASY INSTALLATION
• Fuel and electrical connections through the enclosure wall eliminate the need for stub-ups through the bottom
• EMISSIONS CERTIFICATIONS
• California Air Resources Board (CARB)-certified for both LP vapor and natural gas (field-convertible)
• Meets Environmental Protection Agency (EPA) nonstationary unit requirements

Alternator features:

• NEMA MG1, IEEE, and ANSI standards compliance for temperature rise and motor starting.
• The generator set complies with ISO 8528-5 requirements for transient performance.
• Sustained short-circuit current of up to 300% of the rated current for up to 10 seconds.
• Sustained short-circuit current enabling down stream circuit breakers to trip without collapsing the alternator field.
• Self-ventilated and drip-proof construction.
• Vacuum-impregnated windings with fungus-resistant epoxy varnish for dependability and long life.
• Superior voltage waveform from a two-thirds pitch stator and skewed rotor.
• Digital voltage regulator with ±1.5% no-load to full-load regulation

Engine features:

• Natural gas or LP fueled.
• Electronic engine controls for optimized fuel and spark performance.
• Four cylinder, four cycle engine.
• An electronic, isochronous governor for precise frequency regulation.
• High silicon content pistons for improved durability.

Download Kohler 30RESA Technical Specifications

• KOHLER Co. provides one-source responsibility for the generating system and accessories.
• The generator set and its components are prototype-tested, factory-built, and production-tested.
• The 60 Hz generator set is UL 2200 listed.
• The generator set accepts rated load in one step.
• The 60 Hz generator set engine is certified by the Environmental Protection Agency (EPA) to conform to the New Source Performance Standard (NSPS) for stationary spark-ignited emissions.
• A one-year limited warranty covers all systems and components. Two- and five-year extended warranties are also available.
• Quick-ship (QS) models with selected features and a five-year basic warranty are available. See your KOHLER distributor for details.

Alternator features:

• The unique Fast-Response(TM) II excitation system delivers excellent voltage response and short circuit capability using a permanent magnet (PM)-excited alternator.
• The brushless, rotating-field alternator has broadrange reconnectability.
• NEMA MG1, IEEE, and ANSI standards compliance for temperature rise and motor starting.
• Sustained short-circuit current of up to 300% of the rated current for up to 10 seconds.
• Sustained short-circuit current enabling down stream circuit breakers to trip without collapsing the alternator field.
• Self-ventilated and drip-proof construction.
• Vacuum-impregnated windings with fungus-resistant epoxy varnish for dependability and long life.
• Superior voltage waveform from a two-thirds pitch stator and skewed rotor.
• Fast-Response(TM) II brushless alternator with brushless exciter for excellent load response.

Other features:

• Controllers are available for all applications.
• The electronic, isochronous governor incorporates an integrated drive-by-wire throttle body actuator delivering precise frequency regulation.

Download Kohler 40ERES Technical Specifications

Experience fast-acting, automatic protection from power loss with the Generac Guardian Series 5875 20,000 Watt Air-Cooled Propane/Natural Gas Powered Automatic Standby Generator with Aluminum Enclosure. Ideal for home use, this generator powers up automatically and within seconds of a power outage without the need for any manual startup.

Without any buttons to push or cords to plug in, an automatic standby generator starts up by itself even when you’re away! Featuring easy installation, it comes pre-wired and packaged with virtually everything necessary to connect to your home’s electrical system and existing LP or natural gas fuel supply, so you can be protected the next time the lights go out.

• Convenient, hands-free operation with no fueling. No manual start. No extension cords.
• Runs on natural gas or liquid propane.
• Clean, smooth True Power Technology provides safe operation of sensitive electronics.
• Patented Quiet-Test low speed exercise mode * Includes 200 Amp automatic transfer switch for whole house protection
• 20,000 Rated Watts.
• CARB Compliant.

• Very quiet operation
• Internet remote monitoring and email notification
• Automatic load management – The intelligent generator control automatically manages nonessential household loads for maximum utilization of generator power
• Cummins Onan designed alternator and electronic control
• Powerful motor starting – starts and runs a 5 ton A/C¹ under full pre-load
• 120 volt GFCI “Ready”
• Self-diagnostic capability
• Service and maintenance information displayed on in home display
• Easy installation with innovative molded polymer installation base – no need for a concrete pad
• Electronic governor for precise frequency control
• Flexible 12 inch fuel line provided with genset
• Generator designed and manufactured in the USA
• U.S. EPA and CARB Emissions Certified
• UL 2200 Listed and CSA Certified generator and transfer switch for your protection
• Quality power output, less than 5% THD
• 5 year, 2000 hour limited warranty
• Click here to view our internet remote monitorin and email notification simulator

Download Kohler 30RESA Technical Specifications

• Very quiet operation
• Fully automatic operation when used with a Cummins Onan automatic transfer panel
• Available for use with natural gas or LP vapor
• Attractive and discreet sound attenuated housing
• Electronic governor for precise frequency control
• Includes 120 V coolant heater
• Listed to UL 2200
• Aluminum enclosure available

Download Cummins Onan RS50 Technical Specifications

• REMARKABLE POWER QUALITY
• KOHLER home generators deliver exceptional voltage and frequency regulation along with ultra-low levels of harmonic distortion for optimal power quality, protecting even the most sophisticated electronics.
• EXTRAORDINARY RELIABILITY
• KOHLER is known for extraordinary reliability and performance and backs that up with an industry-leading 5-year or 2000 hour warranty.
• POWERFUL PERFORMANCE
• Exclusive Powerboost technology provides power to easily start and run multiple central air conditioners without dropping power to other appliances.
• EXCLUSIVE 100% CORROSION-PROOF ENCLOSURE
• Unlike aluminum or steel enclosures, the bold new KOHLER design is completely corrosion-proof, even in harsh seaside environments.
• FAST RESPONSE
• KOHLER home generators restore power to your house considerably faster than competitive models.
• QUIET OPERATION
• KOHLER home generators provide quiet neighborhood-friendly performance. Now you will experience even quieter operation during the weekly variable-speed exercise with complete system diagnostics.
• MORE SOPHISTICATED DIAGNOSTIC SELF-TEST
• When used with the Model RRT transfer switch, KOHLER’s ultra-quiet weekly diagnostic test adapts to variable conditions to ensure the unit is fully exercised and tested.
• Sophisticated fault codes on KOHLER’s exclusive Residential Digital Control let you know where service may be needed.
• AN INDUSTRY LEADER IN INNOVATION AND QUALITY
• Named one of Green Builder’s Hot 50 Products of 2010 and also rated the highest quality brand of home generators by 2009 Builder Magazine independent brand study.
• Superior five-year limited warranty included
• DESIGNED FOR EASY INSTALLATION
• KOHLER’s easy-connection terminal block provides fast, flexible installations.

Alternator features:

• Compliance with NEMA, IEEE, and ANSI standards for temperature rise
• Self-ventilated and drip-proof construction.
• Vacuum-impregnated windings with fungus-resistant epoxy varnish for dependability and long life.
• Superior voltage waveform and minimum harmonic distortion from skewed alternator construction
• Digital voltage regulator with ±1.5% no-load to full-load RMS regulation
• Rotating-field alternator with static exciter for excellent load response
• Skewed generator construction produces a smooth AC waveform

Engine features:

• Natural gas or LP fueled.
• Electronic engine controls for optimized fuel and spark performance.
• Four stroke, two cylinder engine.
• An electronic, isochronous governor for precise frequency regulation.
• High silicon content pistons for improved durability.
• KOHLER Command PRO OHV engine with hydraulic valve lifters for reliable performance without routine valve adjustment or lengthy break-in requirements

Download Kohler 20RES Technical Specifications