I-Power 9v 520mAh Li-Polymer Rechargeable Battery Each by ipower

SIPOW9V Not Yet Rated | Write the First Review
I-Power 9v 520mAh Li-Polymer Rechargeable Battery Each by ipower

I-Power 9v 520mAh Li-Polymer Rechargeable Battery Each by ipower

SIPOW9V Not Yet Rated | Write the First Review

9V 520mAh Li-Polymer Rechargeable Battery (Model: IP9V520)

I-Power 9v Rechargeable Batteries. World's First and only  9V Lithium Polymer Rechargeable Battery 520mAh!! V 520mAh Li-Polymer Rechargeable Battery. Special design with Li-Polymer cell, capacity up to 520mAh. Lithium-Polymer material, Working voltage 8.4V~6.5V, Standard output current 1~500mA, Hi-rate continue output 750mA, Max. Transient current up to 1500mA/15 sec. Build-in Protection IC to control over-current and voltage. More safety and long lasting power.

For optimum performance:
* To extend the shelf life of the battery, recharge the battery every 3 months fully in storage
* Always charge the battery fully before storage.
* Please charge this batteries with the specified iPowerUS  9V Fast Smart Charger ONLY!!
* Please setup the specified charger switch on the Li-ion mode.
Using other chargers will damage or shorten the battery's life.


DC9V 500mAh Li-Polymer Battery Specification:


Ver.05 (Feb. 2008)


Nominal capacity (Discharging Current 50mA, 0.1C)



Min. capacity (Discharging Current 50mA, 0.1C)



Nominal voltage

8.4V~6.5V (+0.0V/-0.2V)

 Std. 9V~6V

Discharge End Voltage

6.5V (+0.2V/-0.4V)

By different rate

Charging Model (With iPowerUS DC-9V Fast Smart Charger)



Charging Current (With iPowerUS DC-9VFast Smart Charger)



Charging Voltage



Nominal Discharging Current

Up to 500mA (1C)


High Rate Discharging Current

Up to 750mA


Max. Discharging Current

Up to 1500mA, 5 sec.

May be short life

Over Current Protect



Over Voltage Protect

8.50V 0.05V


Low Voltage Protect

6.5V (+0.2V/-0.4V)


Internal Resistance

≤ 450mΩ


Storage Temperature (centigrade degree)

0~40 degree


Std. Charge Temperature (centigrade degree)

0~40 degree


Std. Discharge Temperature (centigrade degree)

-10~45 degree


Low Temperature Discharge (-20~-10 centigrade degree)

>65% (>325mAh)


Std. Charge / Discharge Cycle Life (100 times / 3 month)

>65% (>325mAh)



47.5* 25.5* 16.4mm



27.5g 0.5g


3 months limited warranty for DC9V-500mAh Li-Polymer Battery
High Rate Charge & Discharging (over 750mAh) and High Temperature (over 45 centigrade degree) should be losing cycle life.
Li-Polymer physical reaction & chemical reaction limit value:
Li-Polymer damage test (without Protection): electrochemistry reaction (after fully charge) maximum of greatest output current 4~5CmA (2000~2500mA), and maximum of greatest output Voltage 8.4V~5.6V.


3 months limited warranty for "DC9V-520mAh Li-Polymer Battery":
This product carries a 3 months warranty from date of purchase against defects in materials and workmanship. This warranty does not cover damage resulting from accidents, misuse, short circuit, and dose not charges with specified chargers. If the product should become defective within warranty period and under the above mentioned conditions, please return it to Professional Sound Services with proof of purchase for repair or replacement free of charge.

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