Compare Models

Home › Showroom › Compare Models

Generac Guardian 18kW with Whole House Switch WiFi-Enabled in Lebanon, Maine — Generac Guardian 18kW with Whole House Switch WiFi-Enabled

View Details

Specs
Features

General Information

Manufacturer

Generac

Model

Guardian 18kW with Whole House Switch WiFi-Enabled

Model Code

G0072280

Color

Bisque

Engine

Engine Make

Generac

Starting System

12 VDC

Fuel Type

Liquid Propane or Natural Gas

Oil Capacity

Including filter - Approx. 2.2 qt. (2.1 l)

Compression Ratio

9.5:1

Alternator

Operating - 3,600 rpm

Displacement

816 cc

Fuel Consumption

Natural Gas (1/2 load) - 169 cu. ft. / hr. (4.79 cu. m. / hr.)

Natural Gas (Full load) - 247 cu. ft. / hr. (6.99 cu. m. / hr.)

Liquid Propane (1/2 load) - 62 cu. ft. / hr. (1.70 gal. / hr.) [6.45 l / hr.]

Liquid Propane (Full load) - 110 cu. ft. / hr. (3.02 gal. / hr.) [11.44 l / hr.]

Natural Gas (1/2 load) - 169 cu. ft. / hr. (4.79 cu. m. / hr.)

Natural Gas (Full load) - 247 cu. ft. / hr. (6.99 cu. m. / hr.)

Liquid Propane (1/2 load) - 62 cu. ft. / hr. (1.70 gal. / hr.) [6.45 l / hr.]

Liquid Propane (Full load) - 110 cu. ft. / hr. (3.02 gal. / hr.) [11.44 l / hr.]

Battery

Not included

Requirement - 12 V, Group 26R 540 CCA minimum or Group 35AGM 650 CCA minimum

Not included

Requirement - 12 V, Group 26R 540 CCA minimum or Group 35AGM 650 CCA minimum

Cooling

Air

Engine Model

G-Force 800 Series

Engine Type

OHV, 2 cylinders

Measurements

Weight

Unit - 420 lb. (191 kg)

Height

29 in. (73.7 cm)

Width

25 in. (63.5 cm)

Length

48 in. (121.9 cm)

Operational

AC Frequency

Rated - 60 Hz

Noise Level

Sound output in 65 dB(A) @ 23 ft. (7 m) with generator operating at normal load*

Sound output in 55 dB(A) @ 23 ft. (7 m) with generator in Quiet-Test™ low-speed exercise mode*

(*Sound levels are taken from the front of the generator. Sound levels taken from other sides of the generator may be higher depending on installation parameters.)

Sound output in 65 dB(A) @ 23 ft. (7 m) with generator operating at normal load*

Sound output in 55 dB(A) @ 23 ft. (7 m) with generator in Quiet-Test™ low-speed exercise mode*

(*Sound levels are taken from the front of the generator. Sound levels taken from other sides of the generator may be higher depending on installation parameters.)

DC Output

Voltage - 240

Maximum continuous load @ 240 V (LP) - 75.0

Maximum continuous load @ 240 V (NG) - 70.8

Rated maximum continuous power capacity (LP) - 18,000 W*

Rated continuous power capacity (NG) - 17,000 W*

(*Maximum kilovolt amps and current are subject to and limited by such factors as fuel BTU/megajoule content, ambient temperature, altitude, engine power and condition, etc. Maximum power decreases approximately 3.5% for each 1,000 ft (304.8 m) above sea level and approximately 1% for each 10 °F (6 °C) above 60 °F (16 °C))

Voltage - 240

Maximum continuous load @ 240 V (LP) - 75.0

Maximum continuous load @ 240 V (NG) - 70.8

Rated maximum continuous power capacity (LP) - 18,000 W*

Rated continuous power capacity (NG) - 17,000 W*

Instrumentation

2 line multilingual digital LCD Evolution™ controller (English / Spanish / French / Portuguese)

System status & maintenance interval LED indicators

Main line circuit breaker - 80 A

2 line multilingual digital LCD Evolution™ controller (English / Spanish / French / Portuguese)

System status & maintenance interval LED indicators

Main line circuit breaker - 80 A

Other

Warranty

5 year limited

Connectivity

ABILITY TO VIEW GENERATOR STATUS: Monitor your generator with a smartphone, tablet, or computer at any time via the Mobile Link application for complete peace of mind.
ABILITY TO VIEW GENERATOR EXERCISE / RUN AND TOTAL HOURS: Review the generator's complete protection profile for exercise hours and total hours.
ABILITY TO VIEW GENERATOR MAINTENANCE INFORMATION: Provides maintenance information for your specific model generator when scheduled maintenance is due.
MONTHLY REPORT WITH PREVIOUS MONTH’S ACTIVITY: Detailed monthly reports provide historical generator information.
ABILITY TO VIEW GENERATOR BATTERY INFORMATION: Built in battery diagnostics displaying current state of the battery.
WEATHER INFORMATION: Provides detailed local ambient weather conditions for generator location.

Engine

GENERAC G-FORCE DESIGN: Maximizes engine “breathing” for increased fuel efficiency. Plateau honed cylinder walls and plasma moly rings help the engine run cooler, reducing oil consumption and resulting in longer engine life.
“SPINY-LOK” CAST IRON CYLINDER WALLS: Rigid construction and added durability provide long engine life.
ELECTRONIC IGNITION / SPARK ADVANCE: These features combine to assure smooth, quick starting every time.
FULL PRESSURE LUBRICATION SYSTEM: Pressurized lubrication to all vital bearings means better performance, less maintenance, and longer engine life. Now featuring up to a 2 year / 200 hour oil change interval.
LOW OIL PRESSURE SHUTDOWN SYSTEM: Shutdown protection prevents catastrophic engine damage due to low oil.
HIGH TEMPERATURE SHUTDOWN: Prevents damage due to overheating.

Evolution™ Controls

AUTO / MANUAL / OFF ILLUMINATED BUTTONS: Select the operating mode and provide easy, at-a-glance status indication in any condition.
TWO-LINE MULTILINGUAL LCD: Provides homeowners easily visible logs of history, maintenance, and events up to 50 occurrences.
SEALED, RAISED BUTTONS: Smooth, weather-resistant user interface for programming and operations.
UTILITY VOLTAGE SENSING: Constantly monitors utility voltage, setpoints 65% dropout, 80% pick-up, of standard voltage.
GENERATOR VOLTAGE SENSING: Constantly monitors generator voltage to verify the cleanest power is delivered to the home.
UTILITY INTERRUPT DELAY: Prevents nuisance startups of the engine, adjustable 2–1500 seconds from the factory default setting of 5 seconds by a qualified dealer.
ENGINE WARM-UP: Verifies engine is ready to assume the load. Setpoint approximately 5 seconds.
ENGINE COOL-DOWN: Allows engine to cool prior to shutdown. Setpoint approximately 1 minute.
PROGRAMMABLE EXERCISE: Operates engine to prevent oil seal drying and damage between power outages by running the generator for 5 minutes every other week. Offers a selectable setting for weekly or monthly operation, providing flexibility and potentially lower fuel costs to the owner.
SMART BATTERY CHARGER: Delivers charge to the battery only when needed at varying rates depending on outdoor air temperature. Compatible with lead acid and AGM-style batteries.
MAIN LINE CIRCUIT BREAKER: Protects generator from overload.
ELECTRONIC GOVERNOR: Maintains constant 60 Hz frequency.

Features

TRUE POWER™ TECHNOLOGY: Delivers utility-grade power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
GENERAC'S G-FORCE™ ENGINE: is a purpose-built, pressure-lubricated engine capable of handling the rigors of generator use, resulting in power that’s more reliable and requires less routine maintenance than any competitive engine. Generac’s new G-Force engine features hydraulic lifters – improving engine performance and extending the life of the product. (Hydraulic lifters only available on the 13 & 16 kW)
QUIET-TEST™ SELF-TEST MODE: Runs at a lower RPM for a five or twelve minute test, making generators significantly quieter than other brands while consuming less fuel.
TOUGH, DURABLE ALL-ALUMINUM ENCLOSURE: With RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
SMART, USER-FRIENDLY CONTROLS: Generac’s Evolution™ Controller features a multilingual LCD display that allows users to monitor battery status and track maintenance intervals to ensure your generator is always in top operating condition.
MOBILE LINK™ WI-FI CONNECTIVITY FREE WITH EVERY GUARDIAN SERIES HOME STANDBY GENERATOR: Allows you to monitor the status of your generator from anywhere in the world using a smartphone, tablet, or PC. Easily access information, such as the current operating status and the generator’s maintenance schedule. Connect your account to your authorized service dealer for fast, friendly and convenient assistance. With Mobile Link you are taken care of before the new power outage.
200 AMP WHOLE HOME TRANSFER SWITCH: This product comes with a 200 Amp Whole Home Transfer Switch
ALEXA SMART HOME COMPATIBLE: Alexa and Mobile Link make checking your generator status even easier! Simply connect your generator to Wi-Fi, add the Mobile Link skill to your Amazon Alexa app and say, “Alexa, ask Mobile Link if I’m ready for a power outage.”
5 Year Limited Warranty for automatic standby generators.
Generac generators and engines are engineered and assembled in the USA*. *Assembled in the USA using domestic and foreign parts
24/7/365 Customer Support Team standing by all day, every day from our headquarters in Wisconsin to answer any questions you might have.
INNOVATIVE ENGINE DESIGN & RIGOROUS TESTING: are at the heart of Generac’s success in providing the most reliable generators possible. Generac’s GForce engine lineup offers added peace of mind and reliability for when you need it the most. The G-Force series engines are purpose built and designed to handle the rigors of extended run times in high temperatures and extreme operating conditions.
TRUE POWER™ ELECTRICAL TECHNOLOGY: Superior harmonics and sine wave form produce less than 5% Total Harmonic Distortion for utility quality power. This allows confident operation of sensitive electronic equipment and micro-chip based appliances, such as variable speed HVAC systems.
TEST CRITERIA: Prototype tested, NEMA MG1-22 evaluation, System torsional tested, Motor starting ability.
SOLID-STATE, FREQUENCY COMPENSATED VOLTAGE REGULATION: This state-of-the-art power maximizing regulation system is standard on all Generac models. It provides optimized FAST RESPONSE to changing load conditions and MAXIMUM MOTOR STARTING CAPABILITY by electronically torque-matching the surge loads to the engine. Digital voltage regulation at ±1%.
SINGLE SOURCE SERVICE RESPONSE: From Generac’s extensive dealer network provides parts and service know-how for the entire unit, from the engine to the smallest electronic component.
TOTAL HARMONIC DISTORTION: Less than 5%
Phase - 1
Number of rotor poles - 2
Power factor - 1.0
Exercise duration - 5 min
Cylinder block - Aluminum with cast iron sleeve
Lifter type - Hydraulic
Ignition system - Solid-state with magneto
Two-line plain text multilingual LCD: Simple user interface for ease of operation.
Auto mode button - Automatic start on utility failure. Weekly, Bi-Weekly, or Monthly selectable exerciser.
Manual mode button - Start with starter control, unit stays on. If utility fails, transfer to load takes place.
Off mode button - Stops unit. Power is removed. Control and charger still operate.
Programmable start delay between 2–1500 seconds - Standard (programmable by dealer only)
Utility voltage loss / return to utility adjustable (brownout setting) - From 140-171 V / 190-216 V
Run / alarm / maintenance logs - 50 events each
Engine start sequence - Cyclic cranking: 16 sec on, 7 rest (90 sec maximum duration).
Starter lock-out - Starter cannot re-engage until 5 sec after engine has stopped.
Ready to run / Maintenance messages, Engine run hours indication, Future set capable exerciser / Exercise set error warning, Smart battery charger, Charger fault / Missing AC warning, Low battery / Battery problem protection and battery condition indication, Automatic voltage regulation with over and under voltage protection, Under-frequency / Overload / Stepper overcurrent protection, Safety fused / Fuse problem protection, Automatic low oil pressure / High oil temperature shutdown, Overcrank / Overspeed (@ 72 Hz) / rpm sense loss shutdown, High engine temperature shutdown, Internal fault / Incorrect wiring protection, Common external fault capability standard, Field upgradable firmware
200 amp whole home transfer switch
Listed and labeled by the Southwest Research Institute allowing installation as close as 18 in. (457 mm) to astructure.* *Must be located away from doors, windows, and fresh air intakes and in accordance with local codes.

Generator

REVOLVING FIELD: Allows for a smaller, light weight unit that operates 25% more efficiently than a revolving armature generator.
SKEWED STATOR: Produces a smooth output waveform for compatibility with electronic equipment.
DISPLACED PHASE EXCITATION: Maximizes motor starting capability.
AUTOMATIC VOLTAGE REGULATION: Regulating output voltage to ±1% prevents damaging voltage spikes.
UL 2200 LISTED: For your safety.

Installation System

14 IN. (35.6 CM) FLEXIBLE FUEL LINE CONNECTOR: Listed ANSI Z21.75/CSA 6.27 outdoor appliance connector for the required connection to the gas supply piping.
INTEGRAL SEDIMENT TRAP: Meets IFGC and NFPA 54 installation requirements.

Unit

SAE WEATHER PROTECTIVE ENCLOSURE: Sound attenuated enclosures ensure quiet operation and protection against mother nature, withstanding winds up to 150 mph (241 km/h). Hinged key locking roof panel for security. Lift-out front for easy access to all routine maintenance items. Electrostatically applied textured epoxy paint for added durability.
ENCLOSED CRITICAL GRADE MUFFLER: Quiet, critical grade muffler is mounted inside the unit to prevent injuries.
SMALL, COMPACT, ATTRACTIVE: Makes for an easy, eye appealing installation, as close as 18 in (457 mm) away from a structure.

Connectivity

ABILITY TO VIEW GENERATOR STATUS: Monitor your generator with a smartphone, tablet, or computer at any time via the Mobile Link application for complete peace of mind.
ABILITY TO VIEW GENERATOR EXERCISE / RUN AND TOTAL HOURS: Review the generator's complete protection profile for exercise hours and total hours.
ABILITY TO VIEW GENERATOR MAINTENANCE INFORMATION: Provides maintenance information for your specific model generator when scheduled maintenance is due.
MONTHLY REPORT WITH PREVIOUS MONTH’S ACTIVITY: Detailed monthly reports provide historical generator information.
ABILITY TO VIEW GENERATOR BATTERY INFORMATION: Built in battery diagnostics displaying current state of the battery.
WEATHER INFORMATION: Provides detailed local ambient weather conditions for generator location.

Engine

GENERAC G-FORCE DESIGN: Maximizes engine “breathing” for increased fuel efficiency. Plateau honed cylinder walls and plasma moly rings help the engine run cooler, reducing oil consumption and resulting in longer engine life.
“SPINY-LOK” CAST IRON CYLINDER WALLS: Rigid construction and added durability provide long engine life.
ELECTRONIC IGNITION / SPARK ADVANCE: These features combine to assure smooth, quick starting every time.
FULL PRESSURE LUBRICATION SYSTEM: Pressurized lubrication to all vital bearings means better performance, less maintenance, and longer engine life. Now featuring up to a 2 year / 200 hour oil change interval.
LOW OIL PRESSURE SHUTDOWN SYSTEM: Shutdown protection prevents catastrophic engine damage due to low oil.
HIGH TEMPERATURE SHUTDOWN: Prevents damage due to overheating.

Evolution™ Controls

AUTO / MANUAL / OFF ILLUMINATED BUTTONS: Select the operating mode and provide easy, at-a-glance status indication in any condition.
TWO-LINE MULTILINGUAL LCD: Provides homeowners easily visible logs of history, maintenance, and events up to 50 occurrences.
SEALED, RAISED BUTTONS: Smooth, weather-resistant user interface for programming and operations.
UTILITY VOLTAGE SENSING: Constantly monitors utility voltage, setpoints 65% dropout, 80% pick-up, of standard voltage.
GENERATOR VOLTAGE SENSING: Constantly monitors generator voltage to verify the cleanest power is delivered to the home.
UTILITY INTERRUPT DELAY: Prevents nuisance startups of the engine, adjustable 2–1500 seconds from the factory default setting of 5 seconds by a qualified dealer.
ENGINE WARM-UP: Verifies engine is ready to assume the load. Setpoint approximately 5 seconds.
ENGINE COOL-DOWN: Allows engine to cool prior to shutdown. Setpoint approximately 1 minute.
PROGRAMMABLE EXERCISE: Operates engine to prevent oil seal drying and damage between power outages by running the generator for 5 minutes every other week. Offers a selectable setting for weekly or monthly operation, providing flexibility and potentially lower fuel costs to the owner.
SMART BATTERY CHARGER: Delivers charge to the battery only when needed at varying rates depending on outdoor air temperature. Compatible with lead acid and AGM-style batteries.
MAIN LINE CIRCUIT BREAKER: Protects generator from overload.
ELECTRONIC GOVERNOR: Maintains constant 60 Hz frequency.

Features

TRUE POWER™ TECHNOLOGY: Delivers utility-grade power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances.
GENERAC'S G-FORCE™ ENGINE: is a purpose-built, pressure-lubricated engine capable of handling the rigors of generator use, resulting in power that’s more reliable and requires less routine maintenance than any competitive engine. Generac’s new G-Force engine features hydraulic lifters – improving engine performance and extending the life of the product. (Hydraulic lifters only available on the 13 & 16 kW)
QUIET-TEST™ SELF-TEST MODE: Runs at a lower RPM for a five or twelve minute test, making generators significantly quieter than other brands while consuming less fuel.
TOUGH, DURABLE ALL-ALUMINUM ENCLOSURE: With RhinoCoat™ powder-coated finish helps make corrosion-resistant aluminum perfect for all weather conditions.
SMART, USER-FRIENDLY CONTROLS: Generac’s Evolution™ Controller features a multilingual LCD display that allows users to monitor battery status and track maintenance intervals to ensure your generator is always in top operating condition.
MOBILE LINK™ WI-FI CONNECTIVITY FREE WITH EVERY GUARDIAN SERIES HOME STANDBY GENERATOR: Allows you to monitor the status of your generator from anywhere in the world using a smartphone, tablet, or PC. Easily access information, such as the current operating status and the generator’s maintenance schedule. Connect your account to your authorized service dealer for fast, friendly and convenient assistance. With Mobile Link you are taken care of before the new power outage.
200 AMP WHOLE HOME TRANSFER SWITCH: This product comes with a 200 Amp Whole Home Transfer Switch
ALEXA SMART HOME COMPATIBLE: Alexa and Mobile Link make checking your generator status even easier! Simply connect your generator to Wi-Fi, add the Mobile Link skill to your Amazon Alexa app and say, “Alexa, ask Mobile Link if I’m ready for a power outage.”
5 Year Limited Warranty for automatic standby generators.
Generac generators and engines are engineered and assembled in the USA*. *Assembled in the USA using domestic and foreign parts
24/7/365 Customer Support Team standing by all day, every day from our headquarters in Wisconsin to answer any questions you might have.
INNOVATIVE ENGINE DESIGN & RIGOROUS TESTING: are at the heart of Generac’s success in providing the most reliable generators possible. Generac’s GForce engine lineup offers added peace of mind and reliability for when you need it the most. The G-Force series engines are purpose built and designed to handle the rigors of extended run times in high temperatures and extreme operating conditions.
TRUE POWER™ ELECTRICAL TECHNOLOGY: Superior harmonics and sine wave form produce less than 5% Total Harmonic Distortion for utility quality power. This allows confident operation of sensitive electronic equipment and micro-chip based appliances, such as variable speed HVAC systems.
TEST CRITERIA: Prototype tested, NEMA MG1-22 evaluation, System torsional tested, Motor starting ability.
SOLID-STATE, FREQUENCY COMPENSATED VOLTAGE REGULATION: This state-of-the-art power maximizing regulation system is standard on all Generac models. It provides optimized FAST RESPONSE to changing load conditions and MAXIMUM MOTOR STARTING CAPABILITY by electronically torque-matching the surge loads to the engine. Digital voltage regulation at ±1%.
SINGLE SOURCE SERVICE RESPONSE: From Generac’s extensive dealer network provides parts and service know-how for the entire unit, from the engine to the smallest electronic component.
TOTAL HARMONIC DISTORTION: Less than 5%
Phase - 1
Number of rotor poles - 2
Power factor - 1.0
Exercise duration - 5 min
Cylinder block - Aluminum with cast iron sleeve
Lifter type - Hydraulic
Ignition system - Solid-state with magneto
Two-line plain text multilingual LCD: Simple user interface for ease of operation.
Auto mode button - Automatic start on utility failure. Weekly, Bi-Weekly, or Monthly selectable exerciser.
Manual mode button - Start with starter control, unit stays on. If utility fails, transfer to load takes place.
Off mode button - Stops unit. Power is removed. Control and charger still operate.
Programmable start delay between 2–1500 seconds - Standard (programmable by dealer only)
Utility voltage loss / return to utility adjustable (brownout setting) - From 140-171 V / 190-216 V
Run / alarm / maintenance logs - 50 events each
Engine start sequence - Cyclic cranking: 16 sec on, 7 rest (90 sec maximum duration).
Starter lock-out - Starter cannot re-engage until 5 sec after engine has stopped.
Ready to run / Maintenance messages, Engine run hours indication, Future set capable exerciser / Exercise set error warning, Smart battery charger, Charger fault / Missing AC warning, Low battery / Battery problem protection and battery condition indication, Automatic voltage regulation with over and under voltage protection, Under-frequency / Overload / Stepper overcurrent protection, Safety fused / Fuse problem protection, Automatic low oil pressure / High oil temperature shutdown, Overcrank / Overspeed (@ 72 Hz) / rpm sense loss shutdown, High engine temperature shutdown, Internal fault / Incorrect wiring protection, Common external fault capability standard, Field upgradable firmware
200 amp whole home transfer switch
Listed and labeled by the Southwest Research Institute allowing installation as close as 18 in. (457 mm) to astructure.* *Must be located away from doors, windows, and fresh air intakes and in accordance with local codes.

Generator

REVOLVING FIELD: Allows for a smaller, light weight unit that operates 25% more efficiently than a revolving armature generator.
SKEWED STATOR: Produces a smooth output waveform for compatibility with electronic equipment.
DISPLACED PHASE EXCITATION: Maximizes motor starting capability.
AUTOMATIC VOLTAGE REGULATION: Regulating output voltage to ±1% prevents damaging voltage spikes.
UL 2200 LISTED: For your safety.

Installation System

14 IN. (35.6 CM) FLEXIBLE FUEL LINE CONNECTOR: Listed ANSI Z21.75/CSA 6.27 outdoor appliance connector for the required connection to the gas supply piping.
INTEGRAL SEDIMENT TRAP: Meets IFGC and NFPA 54 installation requirements.

Unit

SAE WEATHER PROTECTIVE ENCLOSURE: Sound attenuated enclosures ensure quiet operation and protection against mother nature, withstanding winds up to 150 mph (241 km/h). Hinged key locking roof panel for security. Lift-out front for easy access to all routine maintenance items. Electrostatically applied textured epoxy paint for added durability.
ENCLOSED CRITICAL GRADE MUFFLER: Quiet, critical grade muffler is mounted inside the unit to prevent injuries.
SMALL, COMPACT, ATTRACTIVE: Makes for an easy, eye appealing installation, as close as 18 in (457 mm) away from a structure.

Compare Models

Generac Guardian 18kW with Whole House Switch WiFi-Enabled

Generac Guardian 18kW with Whole House Switch WiFi-Enabled

General Information

Engine

Measurements

Operational

Other

Connectivity

Engine

Evolution™ Controls

Features

Generator

Installation System

Unit

Connectivity

Engine

Evolution™ Controls

Features

Generator

Installation System

Unit