EVEREADY BATTERY CO.
Internet: www.energizer.com
1-800-383-7323 /
1-800-383-7323 / USA USA
1-800-383-7323 / CANADA
1-800-383-7323 / CANADA
+ 44 (0) 208 920 2306 / EUROPE
ENERGIZER NO. NH12
Description:
Chemical System:
Designation:
Battery Voltage:
Average Capacity:
Average Weight:
Volume:
Jacket:
Rechargeable 1.2V
Nickel-Metal Hydride (NiMH)
AAA
ANSI-1.2H1
1.2 Volts
850 mAh (to 1.0 volts)
(Based on 170 mA (0.2C) discharge rate)
12.0 grams (0.4 oz.)
3.8 cubic centimeters (0.2 cubic inch)
Plastic Label
Industry Standard Dimensions in mm (inches)
Internal Resistance
The internal resistance of the cell varies with state of charge,
as follows:
Cell Charged
Cell 1/2 Discharged
100 milliohms
1200 milliohms
(tolerance of ±20% applies to above values)
AC Impedance (No Load)
The impedance of the charged cell varies with frequency,
as follows:
Frequency (Hz)
Impedance (milliohms)
(Charged Cell)
35
1000
Note: Above values based on AC current set at 1.0 ampere.
Value tolerances are ±20%
TYPICAL DISCHARGE CHARACTERISTICS
Average Performance at 21ºC (70ºF)
1.4
1.3
1.2
1.1
1.0
0.9
0
2
Cell Voltage
85 mA
(0.1C)
170 mA
(0.2C)
4
6
8
10
12
Operating and Storage Temperatures
Ranges of temperature applicable to operation of the NH12 cells are:
Charge @ 0.1C:
32ºF to 122ºF (0ºC to 50ºC)
Discharge @ 0.1C:
– 4ºF to 122ºF (-20ºC to 50ºC)
Storage:
– 40ºF to 122ºF (-40ºC to 50ºC)
( 6 Months Max. )
– 4ºF to 95ºF (-20ºC to 35ºC)
( 2 Years Max. )
Hours of Discharge
TYPICAL DISCHARGE CHARACTERISTICS
Average Performance at 21ºC (70ºF)
1.4
1.3
1.2
1.1
1.0
0.9
0
Cell Voltage
425 mA
(0.5C)
1700 mA
(2.0C)
0.5
1
850 mA
(1.0C)
1.5
2
Operating at extreme temperature will
significantly affect service and cycle life.
2.5
Hours of Discharge
Important Notice
This data sheet contains information specific to batteries manufactured at the time of its publication.
Contents herein do not constitute a warranty.
Copyright © Eveready Battery Co. Inc. - All Rights Reserved
Form No. EBC - 7101G
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