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electric generators air cooled
Air Cooled Home Generators
7, 12, 15 kW
(view specs)
ORDER ONLINE NOW!
Yes, you can! (Install it yourself).


Home Standby Units, air cooled, pre-packaged system includes:
  • Fully pre-wired 30 foot conduit for hook up to external connect & mount box.

  • The GUARDIAN automatic transfer switch has the emergency load center built-in.  No other generators manufacturer offers anything like it.

  • Transfer switch with built-in load center connects to home's main panel with a 2 foot pre-wired conduit.

  • Connect & mount external box is outdoor rated and comes pre-wired to generator controls and main line circuit breaker.

  • 1 foot flexible fuel line for connection from rigid piper to generator fuel inlet.

  • Tough composite mounting pad eliminates the need to pour concrete.  Won't deteriorate over years of exposure to the elements.

Air Cooled Generators
Click here for specifications

Please allow a minimum of 14 days for shipment at this time.




7, 12 & 15 kW SPECIFICATIONS
  • Quiet, powerful Generac OHVI single-cylinder or V-Twin engines fueled by natural gas or LP gas.
  • UL Listed remote-mounted pre-wired automatic transfer switch with 8, 10 or 12 circuit emergency load center for fast and efficient unattended transfer to generator when utility power fails.
  • A standard weather protective enclosure with sound-absorbing panels protects generator from harmful weather and also reduces exterior noise levels. Includes key locks for security.
  • Hinged top and removable front panel for easy serviceability.
  • Built-in charger maintains battery at optimum performance level.
  • Automatic safety shutdowns protect engine and generator in event of low oil pressure, high temperature, overspeed and/or overcrank.
  • Automatic seven-day exerciser runs the system for twelve minutes weekly to maintain top running condition.
  • Installation system includes the pre-wired automatic transfer switch with built-in load center, 30' and 2' wiring harnesses, pre-wired external connection box, 1' flexible fuel line, "Do-It-Yourself" installation guide and a composite mounting pad.


Generator Set
Model Number 04389 04456 04390
Rated Power LP (kW)

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7 12 15

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*

Rated Power NG (kW)* 6 12 13
Voltage @ 60 Hz 120/240 120/240 120/240
Phase Single Single Single
Frequency 60 Hz 60 Hz 60 Hz
Amps LP 58.3/29.2 100.0/50.0 125.0/62.5
Amps NG 50.0/25.0 100.0/50.0 108.3/54.2
Engine/Alternator RPM 3600/3600 3600/3600 3600/3600
Engine 410 cc.
14.5 HP
Generac OHVI
Single Cylinder
992 cc.
30 HP
Generac OHVI
V-Twin
992 cc.
30 HP
Generac OHVI
V-Twin
EPA/CARB Certified Yes Yes Yes
Fuel Natural Gas/
LP Vapor
Natural Gas/
LP Vapor
Natural Gas/
LP Vapor
Engine Cooling Air Air Air
UL2200 Yes Yes Yes
CUL Listed Yes Yes Yes
Main Line Circuit Breaker 40 Amp 50 Amp 60 Amp
Dimensions (L" x W" x H") 48 x 24 x 28-1/4 48 x 24 x 28-1/4 48 x 24 x 28-1/4
Unit Wt. (lbs.) 452 470 487
Controls
Start/Stop Control Cyclic cranking: 7 seconds on, 7 seconds rest. 90 seconds overcrank protection.
Automatic Low Oil Shutdown Standard
Overspeed Shutdown Standard, 72 Hz
Overcrank Protection Standard
Automatic Voltage Regulator with Over-Voltage Protection Standard
Engine Warmup 10 seconds
Engine Cool-Down 1 minute
Safety Fuse Standard
Starter Lockout Starter cannot re-engage until 5 seconds after the engine has stopped
2 Amp Timed Trickle Battery Charger Standard
Auto Switch Utility failure/7 day exercise
Off Switch Stops unit. Power is removed. Control and charger still operate
Manual / test Start with starter control, unit stays on. If utility fails,transfer to load takes place
Transfer Switch
No. of Poles 2
Current Rating (amps) 100
Voltage Rating (VAC) 250
Utility Voltage Monitor (fixed)
Pick-up
Drop out

80%
60%
Return to Utility Approx. 13 seconds
Exercises 7 minutes weekly Standard
UL Listed Standard
Dimensions (H" x W" x D") 26.5 x 12.5 x 7
Go to 7, 12 & 15 kW specifications PDF
Generator Set    15, 20 kW Liquid Cooled
Model 04722 04724
Rated Power (kW)

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15 20
60 Hz Phase Single Single
Voltage 120/240V 120/240V
Amps @ 120/240V, Single Phase 60 Hz 125/62.5 166.6/83.3
Engine / Alternator RPM 1800 3600
Engine 1.5L OHC 4 cyl. 1.5L OHC 4 cyl.
Fuel Natural gas or LP gas Natural gas or LP gas
UL 2200 Listed Yes Yes
CSA Listed Yes Yes
Main Line Circuit Breaker 70 Amp 90 Amp
Engine Cooling Liquid Liquid
Dimensions (L" x W" x H") 68 x 30 x 40 68 x 30 x 40
Unit Wt. (lbs.)

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*

980 985

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Natural gas and LP gas rating may decrease depending on btu content of local gas supply. Proper sizing of tank/piping is required to ensure full output.

Controls
Start/Stop Control Cyclic cranking: 7 seconds on, 7 seconds rest. 90 seconds overcrank protection.
Automatic Low Oil Shutdown Standard
Overspeed Shutdown Standard, 70 Hz
Overcrank Protection Standard
Automatic Voltage Regulator with Over-Voltage Protection Standard
Engine Warmup 15 seconds
Engine Cool-Down 1 minute
Safety Fuse Standard
   
Safety Fuse Standard
Starter Lockout Starter cannot re-engage until 5 seconds after engine has stopped
2 Amp Timed Trickle Battery Charger Standard
Auto Switch Utility failure/7 day exercise
Off Switch Stops unit. Power is removed. Control and charger still operate
Manual / Test Start with starter control, unit stays on. If utility fails, transfer to load takes place
Go to 15 & 20 KW specifications PDF
Generator Set   25 kW Liquid Cooled
Model 04726
Rated Power (kW)

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25
60 Hz Phase Single
Voltage 120/240V
Amps @ 120/240V, Single Phase 60HZ 208.3/104.2
Engine / Alternator RPM 3600
Engine 1.5L OHC 4 cyl.
Fuel Natural gas or LP gas
UL 2200 Listed Yes
CSA Listed Yes
Main Line Circuit Breaker 125 Amp
Engine Cooling Liquid
Dimensions (L" x W" x H") 68 x 30 x 40
Unit Wt. (lbs.)

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*

1010

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Natural gas and LP gas rating may decrease depending on btu content of local gas supply. Proper sizing of tank/piping is required to ensure full output.

Controls
Start / Stop Control Cyclic cranking: 7 seconds on, 7 seconds rest. 90 seconds overcrank protection.
Automatic Low Oil Shutdown Standard
Overspeed Shutdown Standard, 70 Hz
Overcrank Protection Standard
Automatic Voltage Regulator with Over-Voltage Protection Standard
Engine Warmup 15 seconds
Engine Cool-Down 1 minute
Safety Fuse Standard
Starter Lockout Starter cannot re-engage until 5 seconds after engine has stopped
2 Amp Timed Trickle Battery Charger Standard
Mode Switch: Auto Switch Utility failure/7 day exerciser
Auto Switch Utility failure/7 day exercise
Off Switch Stops unit. Power is removed. Control and charger still operate
Manual / Test Start with starter control, unit stays on. If utility fails, transfer to load takes place
Go to 25 kW specifications PDF
Generator Set   45 kW Liquid Cooled
Model 04373
Rated Power (kW)

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LP 45 / NG 40
60 Hz Phase Single
Voltage 120/240V
Amps @ 120/240V, Single Phase 60Hz LP 375 / 187.5
NG 333.3 / 166.6
Engine / Alternator RPM 1800
Engine 4.3L V6
Fuel Natural gas or LP gas
UL 2200 Listed Yes
CSA Listed Yes
Main Line Circuit Breaker 200 Amp
Dimensions (L" x W" x H") 94.37 x 37.99 x 45.67
Unit Wt. (lbs.)

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*

2100

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Natural gas and LP gas rating may decrease depending on btu content of local gas supply. Proper sizing of tank/piping is required to ensure full output.

** Includes Transfer Switch

Controls
Start / Stop Control Cyclic cranking: 7 seconds on, 7 seconds rest. 90 seconds overcrank protection.
Automatic Low Oil Shutdown Standard
Overspeed Shutdown Standard, 70 Hz
Overcrank Protection Standard
Automatic Voltage Regulator with Over-Voltage Protection Standard
Engine Warmup 15 seconds
Engine Cool-Down 1 minute
Safety Fuse Standard
Starter Lockout Starter cannot re-engage until 5 seconds after engine has stopped
2 Amp Timed Trickle Battery Charger Standard
Auto Switch Utility failure/7 day exercise
Off Switch Stops unit. Power is removed. Control and charger still operate
Manual / Test Start with starter control, unit stays on. If utility fails, transfer to load takes place
Go to 45 kW spec PDF
SPECIFICATIONS  PORTABLE GENERATORS
GUARDIAN Portable
Generator Model
12500 15000
Model Number 04451 04582
Rated Watts 12500 15000
Surge Watts 18750 22500
Voltage (Vac) 120/240 120/240
Output (A) 104/52 125/62.5
Engine Type Generac V-Twin
OHVI 760cc
27 HP
Electric Start
Generac V-Twin
OHVI 992cc
30 HP
Electric Start
Weight 417 450
Dimensions (H x W x L)
Fully assembled with handle and wheel kit
38.5 x 30.75 x 48.5 38.5 x 30.75 x 48.5
Full Pressure Lubrication X X
Single Point Lifting X X
Spin-on Oil Filter X X
Automotive 3-stage Air Filtration X X
Automatic Idle Control X X
Lifetime Carbon Excitation Brushes X X
Low Oil Pressure Shutdown X X
Automatic Voltage Regulation (AVR) X X
Solid State Volt. Regulator X X
GFI Protection X X
Anti-Vibration System X X
Circuit Breakers X X
Battery Charge Cables X X
Maintenance Free Battery X X
Full 1-1/4 Tubular Frame X X
Pneumatic Wheel Kit X X
Electronic Governor X X
MSRP (Suggested Price) $2,475.00 $2,715.00
 
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