VRLA sealed description:
Model : 12v5ah
Demension: 70(L)*47(W)*101(H)*106(TH)mm
Weight :0.75kg,
Normal voltage :6v
Rated Capacity : 5ah
Package : 20pcs/box
Applications:
Emergency lighting systems
Electric Power station
Solar powered and wind powered systems
Uninterruptible power supplies (UPS) and stand-by power for computers
Medical equipments
Fire and security systems
Control equipments
Electric toys
Power tools
Portable Lights
Certificate:
ISO9001:2008, ROHS,CE, UL...
Characteristics
Nominal Voltage | 6V |
Nominal Capacity (20 hour rate) | 5.0Ah |
Capacity 25 degrees (77°F) | 20 hour rate (0.25A) | 5.0Ah |
10 hour rate (0.475A) | 4.75Ah |
5 hour rate (0.8A) | 4.00Ah |
1 hour rate (3.25A) | 3.25Ah |
Internal Resistance | Full Charged Battery 25 degrees (77°F) | ≤28mΩ |
Cyclic Life | 50%(C20) Depth of discharge | 600Times |
Float Life | 25 degrees (77°F) Float charge at 6.9V | About 3 Years |
Capacity affected by Temperature (20 hour ) | 40 degrees (104°F) | 102% |
25 degrees (77°F) | 100% |
0 degrees (32°F) | 85% |
-15 degrees (5°F) | 65% |
Self-Discharge 25degrees(77°F) | Capacity after 3 month storage | 90% |
Capacity after 6 month storage | 80% |
Capacity after 12 month storage | 62% |
Charge (Constant Voltage) 25 degrees (77°F) | Cycle | Initial Charging Current Less than 1.5A Voltage 7.30-7.50V |
Float | Voltage 6.75-6.90V |
Battery Construction
Component | Positive plate | Negative plate | Container | Safety valve | Terminal | Separator | Electrolyte |
Raw Material | Lead dioxide | Lead | ABS | Rubber | Copper | Fiberglass | Sulfuric acid |
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