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PRODUCT DATASHEET
ENERGIZER NH50-2500
Industry Standard Dimensions
(millimeters)
9.50
Maximum
18.0
Minimum
Typical Discharge Characteristics
Typical Performance at 21ºC
1.4
1.3
1.2
500 mA
1.1
(0.2C)
1.0
0.9
0
3
Hours of Discharge
Typical Performance at 21ºC
1.4
1.3
1.2
1.1
5.0 A
1.0
(2.0C)
0.9
0.0
0.5
1.0
Hours of Discharge
This datasheet contains typical information specific to products manufactured at the time of its publication.
Form No. EBC - 8921AP
1.50
34.20
Minimum
32.30
(+)
61.50
59.50
(-)
250 mA
(0.1C)
6
9
12
1.25 A
(0.5C)
2.5 A
(1.0C)
1.5
2.0
2.5
Important Notice
©Energizer Holdings, Inc. - Contents herein do not constitute a warranty.
Specifications
Classification:
Rechargeable
Chemical System:
Nickel-Metal Hydride (NiMH)
Designation:
IEC-HR20
Nominal Voltage:
1.2 Volts
Rated Capacity:
2500 mAh (to 1.0 volts)
Based on 500 mA (0.2C) discharge rate
Typical Weight:
73.0 grams
Typical Volume:
56.5 cubic centimeters
Jacket:
Plastic Label
Internal Resistance:
The internal resistance of the cell varies
with state of charge, as follows:
Cell Charged
11 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)
1000
Above values based on AC current set at 1.0 ampere.
Value tolerances are ±20%.
Operating and Storage Temperatures:
To maintain maximum performance, observe the following
general guidelines regarding environmental conditions.
Charge:
0ºC to 40ºC
Discharge:
0ºC to 50ºC
Storage: -20ºC to 30ºC
Humidity:
65±20%
Operating at extreme temperatures,
will significantly impact battery cycle life.
Asia Pacific Region
+852‐31026623
D
Cell 1/2 Discharged
21 milliohms
Impedance (milliohms)
(Charged Cell)
9
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