To ensure safe and effi cient operation always refer to the latest edition of our Technical Manual, as published on our website.
All data subject to change without notice.
PS-640
Terminals
L: 2.76 (70) W: 1.86 (47) H: 3.94 (100) HT: 4.25 (108)
Physical Dimensions: in (mm)
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Tolerances are +/- 0.04 in. (+/- 1mm) and +/- 0.08 in. (+/- 2mm) for
F1 - Quick disconnect
tabs, 0.187” x 0.032”-
Mate with AMP. INC.
FASTON “187” series
height dimensions. All data subject to change without notice.
MODEL PS-640 F1
6 Volt 4.5 Amp. Hr.
Power-Sonic Corporation
Sealed Rechargeable
MH20845
Battery
L
®
NONSPILLABLE
Pb
HT
W
6 Volt 4.5 AH
3.2
(mm)
6.35
H
4.75
0.8
Features
Performance Specifi cations
N
Nominal Capacity
Approximate Weight ........................................................... 1.60 lbs. (0.73 kg)
Energy Density (20-hr. rate) ................................. 1.33 W-h/in3 (81.46 W-h/l)
Specifi c Energy (20-hr. rate) .............................. 16.88 W-h/lb (37.20 W-h/kg)
Internal Resistance (approx.) ...................................................... 24 milliohms
Max Discharge Current (7 Min.) ............................................... 13.5 amperes
Max Short-Duration Discharge Current (10 Sec.) .................. 45.0 amperes
Shelf Life (% of nominal capacity at 68°F (20°C))
Operating Temperature Range
Case ...................................................................................................... ABS Plastic
Power-Sonic Chargers .................................................................. PSC-6500A-C
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•
•
•
•
•
ominal Voltage ...........................................................................6 volts (3 cells)
20-hr.
10-hr.
5-hr.
1-hr.
15-min. (9A to 4.50 volts) .................................................................... 2.25 AH
1 Month ...................................................................................................... 97%
3 Months ..................................................................................................... 91%
6 Months .................................................................................................... 83%
Charge .. ........................................................... -4°F (-20°C) to 122°F (50°C)
Discharge ....................................................... -40°F (-40°C) to 140°F (60°C)
Absorbent Glass Mat (AGM) technology for superior
performance
Valve regulated, spill proof construction allows safe
operation in any position
Power/volume ratio yielding unrivaled energy density
Rugged impact resistant ABS case and cover (UL94-HB)
Approved for transport by air. D.O.T., I.A.T.A., F.A.A. and
C.A.B. certifi ed
U.L. recognized under fi le number MH 20845
(225mA to 5.25 volts) .......................................................... 4.50 AH
(410mA to 5.25 volts) ........................................................... 4.10 AH
(650mA to 5.10 volts) .......................................................... 3.25 AH
(2.75A to 4.50 volts) ............................................................ 2.75 AH
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