NPower 450W FLEX User manual

IMPORTANT: For safe and optimum performance, Jump Starter must be used properly.
Carefully read and follow all instructions and guidelines in this manual and give special
attention to the CAUTION and WARNING statements.
Please keep this manual for future reference.
WARNING
Battery Leakage/Seeping : Unit must be stored upright or else some batteries will
leak and cause damage not covered by the manufacturer.
Model number-24928
OWNER’S MANUAL
450W FLEX POWERPACK XL

Conventions Used
The following conventions are used in this manual.
WARNING
Warnings identify conditions that could result in personal injury or loss of life.
CAUTION
Cautions identify conditions or practices that could result in damage to the unit or to
other equipment.
NOTE: These notes describe an important action item or an item that you
must pay attention to.
Abbreviations and Acronyms
A Ampere
AC Alternating Current
Ah Amp-hours
DC Direct Current
mA milli-Ampere
V Volt
LED light-emitting diode

CONTENTS
1. Introduction............................................................................................
2. What’s Included.....................................................................................
3. Battery Choices Available .....................................................................
4. Installing the Battery..............................................................................
5. Specifications........................................................................................
6. Important Safety Instructions................................................................
7. Features................................................................................................
8. Operations.............................................................................................
9. Recharging the Powerpack Battery......................................................
10. Troubleshooting...................................................................................
11. Warranty...............................................................................................
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2.
Easy-to-use and designed for reliable service, the 450W FLEX POWERPACK XL can run
many AC appliances and 12V DC appliance whenever you need power for work or play,
at home or on the road.
Features/Benefits
The 450W FLEX POWERPACK XL:
Jumpstarts vehicle engines (With 500-800 amp)
250 psi air compressor (Inflates tires and small sports equipment)
Powers 110V AC appliances (Run electronic appliances up to 450W)
Charges USB-chargeable devices
LED light for emergency
Powers 12V DC appliances
1. INTRODUCTION
2. WHAT’S INCLUDED
3. BATTERY CHOICES AVAILABLE
NO.
1Powerpack with jumpstart cables It is the main body of the unit, the
unit is without the battery
2AC charging adapter It can recharge the unit from a standard AC wall
outlet and it can only be used to recharge the internal battery of the unit.
3 Owner’s instructions Read the instruction carefully before using the unit.
4 Black Plastic Box Use when installing a NPOWER AGM battery
5 Tool Kits Include a wrench and a screwdriver for easy installation
Description
Buy one of these batteries with maximum dimensions of 7.67*5.15*7.32 inches:
1. U1 Battery
2. U1-R Battery
3. Sealed Lead Acid AGM Battery
-Item# 829421 NPower 18Ah can provide up to 500 Amp jumpstart power
-Item# 82942 NPower 22Ah can provide up to 800 Amp jumpstart power
NOTE: Battery is not included

3.
4. INSTALLING the BATTERY
CAUTION:
Batteries contain acid and produce explosive gasses. Shield eyes and face from
batteries all the time.
CAUTION:
Wrong connection on the battery terminals will trigger the alarm and damage the
powerpack. PLEASE MAKE SURE TO CONNECT THE BATTERY TERMINAL TO
THE CORRECT BATTERY TERMINAL CABLE.
Battery Installation Procedures:
(1)Turn ALL (Jumpstart, AC, USB, and Compressor) switches to “OFF” position
(2)Unscrew the back cover of the powerpack
(3)Lay down the powerpack a flat surface and put in your choice of battery
(U1/U1-R/AGM)
(4)Connect the red battery terminal cable to the positive (+) terminal of your battery
(5)Connect the black battery terminal cable to the negative (-) terminal of your battery
(6)Put back the cover and tighten the screws
NOTE: Since AGM battery is usually thinner than U1 battery, we
include a black plastic box to hold the battery, please see below

4.
5. SPECIFICATIONS
Electrical specifications
12 DC section
Built-in incandescent light (replaceable)
DC fuse
0.5W bulb
15A
AC Power Section
Output power
Continuous output power
Five minute AC output power
AC output surge capacity
Output voltage
360W
450W
600W
105V-125V
Output frequency 58Hz-62Hz
Output wave form Modified sine wave
No load current draw ﹤0.3A
Input voltage range 10.5V-15.5VDC
Low battery alarm 11.0±0.3V DC
Low battery shutdown 10.5±0.3VDC
High battery voltage shutdown 15.5V±0.3VDC
Over temperature shutdown Yes
Overload shutdown Yes
Operating temperature range 14℉~104℉(-10℃~40℃)
Storage temperature range
AC charging bulk charging current 500mA
Peak charging voltage (nominal) 14.2V±0.2V
Charging restart voltage (nominal) 12.9V±0.2V
Pressure 250 PSI (Ib./in²)
Air compressor
-4℉~158℉(-20℃~70℃)
Internal battery charging
controller system

5.
Jump start cables (Size/Length) 4 AWG/4ft
AC to DC charging cable 0.33mm2×1.8m
Physical specifications
Dimensions L*W*H (14.2*7.1*16.6 in (361*180*422mm)
weight 12lb.(5.5Kg) without the battery
Accessories
6. IMPORTANT SAFETY INSTRUCTIONS
WARNING:
The 450W FLEX POWERPACK XL is not intended for use in connection with life
support systems or other medical equipment or devices.
WARNING: Shock Hazard. Keep away from children
The Powerpack generates the same potentially lethal AC power as a normal
household wall outlet. Do not insert foreign objects into the AC outlet, DC Powerpack
Socket, Jumpstart Cable Port, the ventilation holes; do not expose this product to
water, rain, snow, condensation, or spray.
WARNING: Explosion Hazard
Do not use this product near flammable fumes, or gases. Do not use this product in
an enclosure containing automotive-type lead-acid batteries. These batteries, unlike
the sealed AGM battery, vent explosive hydrogen gas which can be ignited by sparks
from electrical connections.
When working on electrical equipment, always ensure someone is nearby to help you in
an emergency.
WARNING: Heated Surface
Ensure at least 2” (5cm) air space is maintained on all sides of the Powerpack. During
operation, keep away from materials that may be affected by high temperatures such
as blankets, pillows and sleeping bags.

6.
WARNING: Fire Hazard
Never allow jumpstart cables’ red and black clips to touch each other or another
common metal conductor. This could cause damage to the unit and/or create a
sparking/explosion hazard.
WARNING: Fire Hazard
Jumpstart cable clips must be connected positive to positive (red clip to battery “+”)
and negative to negative (black clip to battery “-“or engine ground). A reverse
polarity connection (positive to negative) may cause damage to the unit and/or
create a sparking/explosion hazard.
WARNING: Fire Hazard
The jumpstart feature is designed for short term operation only- less than 5
seconds. Operating the jumpstart feature for more than 5 seconds may cause
damage to the unit. Allow the Powerpack to cool down for at least 3 minutes after
each jumpstart.
WARNING: Risk of Explosion, Fire or Burns
The battery terminals exposed at the Jumpstart Cable Port have enough energy
present to cause a spark, creating an explosion hazard, or to cause burns if a metal
object contacts both terminals. Always clip the plastic guard over the Port when not
in use.
WARNING: Fire Hazard
Do not leave the compressor unattended while operating. The compressor is
designed for short term operation only. Operation of the compressor over an
extended period of time will cause the compressor unit to overheat and may cause
damage. Allow the compressor to cool down for 10 minutes after each 10 minutes
of continuous operation.
CAUTION: Equipment Damage
Do not connect any AC appliance with neutral conductor connected to ground to
the Powerpack.
CAUTION: Equipment Damage
Do not expose the Powerpack to temperatures over 104℉(40℃).

7.
Precautions when working with batteries
WARNING: Explosion and Fire Hazard
1. Follow all instructions published by the battery manufacturer and the manufacturer of
the equipment in which the battery is installed.
2. Make sure the area around the battery is well-ventilated.
3. Never smoke or allow sparks or flame in vicinity of the engine or batteries.
4. Be careful not to drop metal objects on the battery or allow metal tool to simultaneously
touch the positive and negative cable ends or battery terminals. This may cause a
spark or short-circuit the battery or other electrical parts and cause an explosion.
5. Remove personal metal items such as rings, bracelets, necklaces, and watches when
working with batteries. Batteries produce a short-circuit current high enough to weld a
ring or other similar objects to metal, causing a severe BURN.
6. If you need to remove a battery, always remove the positive terminal from the battery
first. Make sure all accessories are off so you don’t cause an arc.
7. Someone should be within range of your voice, or close enough to come to your aid
when you work near batteries.
8. Have plenty of fresh water and soap nearby in case battery acid contacts skin, clothing,
and eyes.
9. Wear complete eye and clothing protection. Avoid touching your eyes while working
near batteries.
10. If battery acid contacts skin or clothing, wash immediately with soap and water. If acid
enters your eyes, immediately flood them with running cold water for at least twenty
minutes and get medical attention immediately.
11. Keep a supply of baking soda on hand in the area of the batteries. Baking soda
neutralizes lead-acid battery electrolyte.
Precautions for using rechargeable appliance
CAUTION: Equipment Damage
The output of the powerpack inverter is a modified sine wave.
Most rechargeable battery-operated equipment uses a separate charger or transformer
that is plugged into an AC receptacle and produces a low voltage charging output.
Some chargers for rechargeable batteries can be damaged if connected to the
450W powerpack.

8.
CAUTION:
Do not use the following with the 450W powerpack:
● Small battery-operated appliance like flashlights, razors, and night lights
that can be plugged directly into an AC receptacle to recharge.
● Some chargers for battery packs used in hand power tools.
Note: If you are unsure about using your rechargeable appliance with the
powerpack, contact the equipment manufacturer to determine the rechargeable
appliance’s compatibility with the modified sine wave (non-sinusoidal) AC
waveform.
Attention: Charge Before Use
Charge the powerpack with your choice of battery for at least 48 hours immediately
after purchase. Recharge after each use and at least once every three months. See
“Recharging the Powerpack Battery”. Failure to follow these instructions will void the
product warranty.
7. FEATURES
Front view
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