NP7-12 EnerSys, NP7-12 Datasheet - Page 2

• Manufacturer Part Number: NP7-12
• Description: LEAD ACID BATTERY, 12V, 7AH
• Manufacturer: EnerSys

Specifications of NP7-12

• Battery Capacity: 7Ah
• Battery Voltage: 12V
• Battery Technology: Lead Acid
• External Height: 100mm
• External Width: 65mm
• External Depth: 151mm
• Weight: 5.72lb
• Battery Terminals: Solder Tab
• Height: 3.94"
• Brand/series: NP Series
• Capacity: 7000 mAh
• Chemical System: Lead Acid
• Dimensions: 151mmL×65mmW×97.5mmH
• Primary Type: Rechargeable
• Resistance, Internal: 25 Milliohms
• Size: Rectangular
• Temperature, Operating: -15 to +50 °C
• Temperature, Operating, Maximum: +50 °C (Charge), +60 °C (Discharge)
• Temperature, Operating, Minimum: -15 °C (Charge), -20 °C (Discharge)
• Termination: 0.187/0.25 Quick Disconnect Tab
• Voltage, Nominal: 12 V
• Voltage, Rating: 12 V
• Lead Free Status / RoHS Status: na
• Lead Free Status / RoHS Status: na

www.enersysinc.com
When the battery will be used by current in excess of 3C, consult with EnerSys, Inc. prior to use.
CHARGING METHODS (At 20ºC)
CAUTION
SELF DISCHARGE CHARACTERISTICS
(AH%)
(%)
100
120
100
75
50
25
0
80
60
40
20
0
CYCLE SERVICE LIFE IN RELATION
TESTING CONDITIONS: DISCHARGE CURRENT: 0.17C AMP. (F.V. 1.7V/CELL)
DISCHARGE CHARACTERISTIC
•Avoid short circuit
•Do not charge in a sealed container.
200
TO DEPTH OF DISCHARGE
3
100% D.O.D.
CURVES AT 25˚C (77˚F)
400
EnerSys Inc.
P.O. Box 14145
Reading, PA 19612-4145
USA
Tel:[phone]
STORAGE TIME (MONTHS)
6
CHARGING CURRENT: 0.09C AMP.
CHARGING VOLUME: 125% OF DISCHARGED CAPACITY
AMBIENT TEMPERATURE: 20
[phone]
NUMBER OF CYCLES
50% D.O.D.
600
40
9
0
C (104
800
0
F)
12
0
C TO 25
30% DEPTH OF DISCHARGE
1000
Cycle use:
Standby use: Float charging voltage 13.50 to 13.80V
0
C (68
30
0
0
C (86
15
F TO 77
20
1200
EnerSys EMEA
Brussels, Belgium
Tel:[phone]
EnerSys Asia
Guandong, China
Tel:[phone]
0
0
C (68
F)
0
F)
0
F)
18
1400
Maximum charging current 1.75A
Charging voltage 14.4 to 15.0V
(AH%)
120
100
(V)
14.0
13.0
12.0
11.0
10.0
80
60
40
20
0
TEMPERATURE EFFECTS IN RELATION
0
VS REMAINING CAPACITY
TESTING CONDITIONS: FLOATING VOLTAGE 2.25 TO 2.30V/CELL
OPEN CIRCUIT VOLTAGE
TO BATTERY CAPACITY
FLOAT SERVICE LIFE
1
20
REMAINING CAPACITY (%)
2
40
AMBIENT TEMPERATURE: 20
Represented by:
LIFE (YEARS)
3
60
0
C TO 22
4
80
0
AT 25
C (64
0
F TO 72
0
C (77
5
0
0
F)
F)
100
5.5