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Sealed lead-acid battery 640(6V4AH)

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Item specifics

Product name: Sealed lead-acid battery 640(6V4AH)

Product Description

Specifications
Nominal Voltage 6V
Rated Capacity(20 hour rate) 4.0Ah
Dimension
±2mm Total Height
(with terminals) 107mm(4.21inch)
Height 101mm(3.98inch)
Length 70mm(2.76inch)
Width 47mm(1.85inch)
Weight 0.72kg(1.59pound)

Characteristics
Capacity
77℉(25℃) 20 hour rate 4.0Ah
10 hour rate 3.7Ah
5 hour rate 3.4Ah
1 hour rate 2.4Ah
Internal Resistance Full charged Battery 77℉(25℃) 25mΩ
Capacity affected by Temperature
(20 hour rate) 104℉(40℃) 102%
77℉(25℃) 100%
32℉(0℃) 85%
5℉(-15℃) 65%
Self-Discharge
77℉(25℃) Capacity after 3 months storage 91%
Capacity after 6 months storage 82%
Capacity after 12 months storage 64%
Max Discharge Current 77℉(25℃) 40A(5s)
Charging(Constant Voltage) Cycle Initial Charging Current≤1.2A
7.25~7.45V/77℉(25℃)
Float 6.8~6.9V/77℉(25℃)
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Mrs. Terry FungFuHe Electric Development Co.,Ltd

  • Tel:0086-755-84827220Fax:0086-755-84827217Mob:
Subject: Inquiry about Sealed lad-acid battery
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