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Brand： |
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Address： |
China |
Min.Order： |
none |
Supply： |
none |
Valid until： |
Long Term |
Product Details
4 volt lead-acid battery 4v 3.0ah description:
Model: 4V 3.0AH
Dimension: 47(L)*47(W)*101(H)*106(TH)mm
Weight: 0.40kg
Norminal Voltage: 4V
Rated Capacity: 3.0AH
Terminal Type: F1
Package: 30pcs/box
Applications:
Remote Switching
Control equipments
Communication systems
Portable Lights
Alarm systems Power tools
Medical equipments
Electric toys
Fire and lighting for Emergency systems
Uninterruptible power supplies (UPS)and stand-by power for computers
Characteristics:
Nominal Voltage | 4V | ||
Nominal Capacity (20 hour rate) | 3Ah | ||
Capacity 25°C(77°F) | 20 hour rate (0.15A) | 3Ah | |
10 hour rate (0.285A) | 2.85Ah | ||
5 hour rate (0.48A) | 2.4Ah | ||
1 hour rate (1.95A) | 1.95Ah | ||
Internal Resistance | Full Charged Battery 25°C(77°F) | 40mΩ | |
Cyclic Life | 50%(C20) Depth of discharge | 600Times | |
Float Life | 25°C(77°F) Float charge at 6.9V | About 3 Years | |
Capacity affected by Temperature (20 hour ) | 40°C (104°F) | 102% | |
25°C (77°F) | 100% | ||
0°C (32°F) | 85% | ||
-15°C (5°F) | 65% | ||
Self-Discharge 25°C(77°F) | Capacity after 3 month storage | 90% | |
Capacity after 6 month storage | 80% | ||
Capacity after 12 month storage | 62% | ||
Charge (Constant Voltage) 25°C(77°F) | Cycle | Initial Charging Current Less than0.9A Voltage 4.87-5.00V | |
Float | Voltage 4.50-4.60V | ||
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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