Customization: | Available |
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Type: | Lead-Acid Batteries |
Usage: | UPS, Electric Power, Industrial Storage |
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4V4.5ah Industrial Storage Sealed Lead Acid Battery
Ordinary AGM series of products for the ordinary type VRLA battery, the main use of AGM technology and design of the cathode absorption valve controlled sealed lead-acid batteries. Wide range of common products, suitable for all kinds of start-up, emergency, electric toys, electric lighting and other application conditions.
Product Standards
You can expect our batteries meet with the standards JIS, DIN, IEC60896-21/22. We have obtained ISO9001 & ISO14001 certification. We have obtained UL approval (MH46789) for all types of batteries. We have obtained CE approval for all types of batteries. All these render our batteries to be compatible with requirements of world-level equipment.
General Features | |
• Stable Quality & High Reliability • Sealed Construction • Environmentally friendly • Maintenance-Free Operation |
• Low Pressure Venting System • Low Self Discharge • UL Component Recognition(MH46789) |
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• Alarm Systems |
• Marine Equipment |
Cells per Unit | 2 |
Normal Voltage | 4V |
Capacity | 4.5Ah@20Hr-rate to 1.75V per cell@25ºC |
Weight | Approx. (0.48±3%)kg(1.058lbs) |
Maximum Discharge Current | 45A(5sec) |
Internal Resistance | Approx. 22mΩ full charged @25ºC |
Operating Temperature Range | Discharge: -20ºC~60ºC Charge: 0ºC~50ºC Storage: -20ºC~60ºC |
Nominal Operating Temperature Range | 25ºC±3ºC(77ºF±5ºF) |
Float Charging Voltage | 4.5~4.6VDC/unit Average @25ºC |
Maximum Charging Current | 1.35A |
Equalization and Cycle Service | 4.8V~5.0VDC/unit Average @ 25ºC( |
Self Discharge | LONGWAY Valve Regulated Lead Acid (VRLA) batteries can be stored for more than 6 months at 25ºC. Self-discharge ratio less than 3% per month at 25ºC. Please charge batteries before using. |
Terminal | F1(0.187)/F2(0.250) |
Container Material | ABS(UL94-HB) *Flammability resistance of (UL94-V0) can be available upon request |
Standby 4V series batteries | ||||||||||||||
Battery Model | Nominal Voltage(V) | Nominal Capacity (AH) |
Length | Width | Height | Total Height | Weight(5%) | Terminal | ||||||
In | mm | In | mm | In | mm | In | mm | Pound | Kg | Type | Position | |||
2FM3.5 | 4 | 3.5 | 3.55 | 90 | 1.34 | 34 | 2.37 | 60 | 2.6 | 66 | 0.88 | 0.44 | ||
2FM4 | 4 | 4 | 1.87 | 47.5 | 1.87 | 47.5 | 3.98 | 101.5 | 4.21 | 106 | 1.1 | 0.5 | ||
2FM4.5 | 4 | 4.5 | 1.87 | 47.5 | 1.87 | 47.5 | 3.98 | 101.5 | 4.21 | 106 | 1.14 | 0.52 | ||
2FM6 | 4 | 6 | 2.76 | 70 | 1.87 | 47.5 | 3.98 | 101 | 4.21 | 107 | 1.54 | 0.7 | F1 | D |