Cotech 9150-UK User Manual Download Page 1

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Battery Charger

Art.no.  18-5104 

Model  V9150-UK

 

36-5104 

 

V9150

Please read the entire instruction manual before use and save it for future reference. We reserve the right for any errors in text or images and for making any necessary 
technical changes to this document. If you should have any questions concerning technical problems please contact our Customer Services.

Product Description

Battery charger for the quick-charging of Ni-MH and Ni-Cd batteries. 
•  Charges 1 to 4 batteries. (AAA/R03 and AA/R6)
•  Charge status display.
•  Charges from either 12 V cigarette lighter outlet or 230 V AC/DC adaptor.
•  Charging current automatically adapts to the size of battery.
•  Microprocessor controlled charging.
•  Negative delta-V cut off function. 
•  Temperature regulation to prevent the batteries from overheating.
•  LED indicator.

Safety

•  Read the instruction manual carefully before use.
•  The battery charger is only intended for rechargeable Ni-MH and Ni-Cd 

batteries. Attempts to recharge batteries other than those listed may result in 
damage to both the charger and property.

•  Never expose the charger to moisture or rain. The charger is only intended 

for use indoors or in a car.

•  Always disconnect the charger from the power supply before cleaning or 

when it is not in use.

•  Never use the charger if it has been damaged. If the charger is broken, take it 

to your local retailer.

•  Never dismantle the charger.  Incorrect assembly could lead to personal 

injury and damage to the charger or property.

•  The charger is intended to be used on a level surface.
•  The charger should not be used by children.
•  Remove the batteries from the charger before recycling.

Use

Note!

The batteries can leak or explode resulting in personal injury if they are inserted 
into the charger the wrong way, exposed to fire, short-circuit or are mixed to-
gether in the charger with non-rechargeable  or the wrong type of batteries.

Charging

1.  Insert 1 to 4 x R6/AA or R03/AAA batteries into the battery compartment.
2.  Make sure that the polarity is correct, as shown on the bottom of the 

compartment. When charging R03/AAA batteries, first fold down the 
converter in the upper edge of the compartment and then insert the 
batteries. The charger automatically adjusts to the correct charging current 
for the type of battery. Never charge R6/AA and R03/AAA batteries in the 
same charger at the same time.

3. 

Indoor use: 

Connect the included adaptor’s connector to the socket on top 

of the charger. Plug the adaptor into a 230 V wall socket. 
Note! Only use the supplied charger cable.

4. 

Car use: 

Plug the included car adaptor’s connector into the socket on the 

end of the charger and the cigarette lighter plug into the car’s lighter socket.

5.  Each battery has its own status indicator light below it; these emit a red light 

during charging. The display shows the status of the battery. 

Discharging

1.  Insert 1 to 4 x R6/AA or R03/AAA batteries into the battery compartment.
2.  Make sure that the polarity is correct, as shown on the bottom of the 

compartment. 
When charging R03/AAA batteries, first fold down the converter in the 
upper edge of the compartment and then insert the batteries. The charger 
automatically adjusts to the correct charging current for the type of battery. Never 
charge R6/AA and R03/AAA batteries in the same charger at the same time.

3. 

Indoor use: 

Connect the included adaptor’s connector to the socket on top 

of the charger. Plug the adaptor into a 230 V wall socket. 
Note! Only use the supplied charger cable.

4. 

Car use: 

Plug the included car adaptor’s connector into the socket on top of 

the charger and the cigarette lighter plug into the car’s lighter socket.

5.  Press the DISCHARGING button on the front of the charger. The status 

indicator of the respective battery flashes green and the display status 
changes to discharging. 
When the batteries are fully discharged the status light will go out. 
When all of the batteries are discharged the charger switches to 
charging the batteries.

6.  To discharge more batteries, repeat the process from step 1.

Automatic recognition of incorrect batteries

When charging commences the charger automatically senses the battery status. 
The display will indicate if the battery is incorrect or inserted incorrectly and the 
charging stops automatically.

Charging Times

Battery size

Charging current

Ni-MH/Ni-Cd

AA

2 A

1300 mAh

40 minutes

1500 mAh

45 minutes

1800 mAh

50 minutes

2000 mAh

55 minutes

2100 mAh

58 minutes

2200 mAh

61 minutes

2300 mAh

64 minutes

AAA

0,85 A

2500 mAh

70 minutes

2700 mAh

76 minutes

550 mAh

40 minutes

750 mAh

52 minutes

800 mAh

55 minutes

900 mAh

64 minutes

1000 mAh

70 minutes

* Charging times can vary depending on the make, capacity and condition 
of the battery.

Care and Maintenance

Use a soft, dry cloth to clean the device. Never use detergents or strong sol-
vents.

Disposal

Follow local ordinances when disposing of this product. If you are unsure about 
how to dispose of this product contact your municipality.

Specifications

Power 

12 V DC (via car adaptor) or 230 V AC,  

 

50 Hz via AC/DC adaptor

Size 

125 x 75 x 30 mm

 

When the batteries are fully charged the status indicator will emit a green light 
and the charger switches over to maintenance charging. The batteries are 
now ready for use.

 

Note! Always disconnect the charger from the power source and remove the 
batteries when the charger is not in use.

6.  To charge more batteries, repeat the process from step 1.

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