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Pro Line 300 Watt Power Inverter by Wagan Tech 

USER’S MANUAL — Please read before using this equipment. 

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Your 300 Watt Power Inverter converts 12-volt vehicle 
battery power into 115 volts of AC power. You can use
the inverter in your vehicle to operate many types of 
appliances that use AC power such as TVs, VCRs, 
portable computers, power tools, and lights for 
emergency or camping use.

The inverter works with your vehicle’s engine turned on
or off (accessory mode). It provides a continuous output
of up to 300 watts. 

BASIC OPERATION

x

Use the right operating voltage for both input and 
output of the inverter. 

x

Powering devices with power rating: 

o

Less than 150 Watts by connecting the 
cigarette lighter plug into the vehicle’s
cigarette lighter socket.

o

More than 150 Watts by connecting

Պ

from

inverter to 

Պ

of battery terminal and connect

Ջ

from inverter to 

Ջ

of battery terminal.

x

Insert the plug of your appliances into AC socket at 
the front of the inverter.

x

Turn ON the power switch that is located at the front 
of the inverter, and the green LED light will light as 
indicator that the unit at work.

CAUTION:

x

DO NOT USE THE INVERTER IN A POSITIVELY 
GROUNDED VEHICLE. 

x

DO NOT POWER MORE THAN 150 WATT WHEN
THE POWER INVERTER IS CONNECTED TO THE 
CAR CIGARETTE LIGHTER SOCKET POWER
SUPPLY.  DOING SO MIGHT DAMAGE YOUR 
CAR'S FUSE.  MISUSE WOULD VOID THE
WARRANTY.

RECOMMENDATION

x

If the power inverter makes a beeping sound, turn 
OFF the power inverter and disconnect all 
appliances from inverter and disconnect the inverter 
from power supply.  The beeping sound is simply the 
low battery warning, which indicates that the voltage 
of the battery power supply is getting low.  Please 
restart the vehicle engine before operating the 
power inverter.

x

When you are not using the inverter, turn the power 
switch to OFF and disconnect the inverter from 
power supply.

x

Disconnect the inverter when starting the vehicle’s
engine.

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All Rights Reserved. 

Wagan and Wagan.com are trademarks used by Wagan Corporation.

Printed in China

© 2003 Wagan Corporation.

2

Summary of Contents for ACINVERTER 9621

Page 1: ...User s Manual Item no 9621 R TM 300 300 300 ...

Page 2: ...ttery terminal x Insert the plug of your appliances into AC socket at the front of the inverter x Turn ON the power switch that is located at the front of the inverter and the green LED light will light as indicator that the unit at work CAUTION x DO NOT USE THE INVERTER IN A POSITIVELY GROUNDED VEHICLE x DO NOT POWER MORE THAN 150 WATT WHEN THE POWER INVERTER IS CONNECTED TO THE CAR CIGARETTE LIG...

Page 3: ...RCE GREATER THAN 15 VOLT DC x OPERATING THE INVERTER AND BATTERY IN OR AROUND WATER MEASURING THE AC VOLTAGE The output waveform of the AC inverter is a Pure Sine Wave SAFETY PRECAUTION Do not open the case of the inverter The high voltage inside the unit is the same type of power as your electrical outlets at home Do not let the cord of the inverter or any appliance s cord get wet Do not operate ...

Page 4: ...t Circuit Protection the inverter automatically turns itself off if the connected load is too high or if it shorts Fuse the inverter comes with fuse s already installed and easily changed if it is damaged Dual AC Outlets allows you to power up to two appliances at the same time HEAT DISPERSAL The inverter generates heat while it is working This is not a malfunction However if the inverter gets too...

Page 5: ...n of written instructions furnished Warranty Disclaimers This warranty is in lieu of all warranties expressed or implied and no representative or person is authorized to assume any other liability in connection with the sale of our products There shall be no claims for defects or failure of performance or product failure under any theory of tort contract or commercial law including but not limited...

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