China Mhb 12V4ah Maintenance Free Lead Acid Battery for UPS, Find details about China UPS Battery, Maintenance Free Lead Acid Battery from Mhb 12V4ah Maintenance Free Lead Acid Battery for UPS
Alarm System | Medical Equipment | Cable Television | UPS | Communication Equipment |
Power tools | Control Equipment | Security System | Toys | Emergency Power System |
Battery Model | MS 4-12L 12V4.0AH | |||
Designed Floating Life | 3~5 Years | |||
Capacity (25ºC) | 20HR(0.200A,10.5V) | 10HR(0.361A,10.5V) | 5HR(0.620A,10.5V) | 1HR(2.000A,10.5V) |
4.00 AH | 3.61 AH | 3.10 AH | 2.00 AH | |
Dimensions | Length | Width | Height | Total Height |
90 mm | 70 mm | 101mm | 105mm | |
Approx. Weight | 1.38Kg ±3% | |||
Internal Resistance | Full charged at 25ºC:≤25.00mΩ | |||
Self Discharge | 2% of capacity declined per month at (25ºC) | |||
Capacity Affected by Temp.(20HR) | 40ºC | 25ºC | 0ºC | -15ºC |
102% | 100% | 85% | 65% | |
Charge Voltage(25ºC) | Cycle use | Float use | ||
14.4-15.0V(-30mV/ºC), max. Current: 1.20A | 13.5-13.8V (-20mV/ºC) |
Constant Current Discharge(CC,Unit:A) at 25ºC(77ºF) | ||||||||||||
F.V/Time | 5Min | 10Min | 15Min | 30Min | 1Hr | 2Hr | 3Hr | 4Hr | 5Hr | 6Hr | 10Hr | 20Hr |
1.80V/Cell | 11.64 | 8.05 | 5.71 | 3.54 | 1.963 | 1.191 | 0.913 | 0.745 | 0.608 | 0.413 | 0.354 | 0.196 |
1.75V/Cell | 11.85 | 8.20 | 5.81 | 3.61 | 2.000 | 1.213 | 0.930 | 0.758 | 0.620 | 0.421 | 0.361 | 0.200 |
1.70V/Cell | 12.21 | 8.44 | 5.99 | 3.72 | 2.060 | 1.250 | 0.958 | 0.781 | 0.638 | 0.433 | 0.372 | 0.204 |
1.67V/Cell | 12.56 | 8.69 | 6.16 | 3.83 | 2.120 | 1.286 | 0.986 | 0.804 | 0.657 | 0.446 | 0.382 | 0.208 |
1.60V/Cell | 12.92 | 8.93 | 6.34 | 3.93 | 2.180 | 1.322 | 1.013 | 0.827 | 0.676 | 0.459 | 0.393 | 0.214 |
Constant Power Discharge (CP,Unit:W) at 25ºC(77ºF) | ||||||||||||
F.V/Time | 5Min | 10Min | 15Min | 30Min | 1Hr | 2Hr | 3Hr | 4Hr | 5Hr | 6Hr | 10Hr | 20Hr |
1.80V/Cell | 22.69 | 15.69 | 11.13 | 6.91 | 3.83 | 2.32 | 1.78 | 1.45 | 1.19 | 0.81 | 0.69 | 0.38 |
1.75V/Cell | 23.11 | 15.98 | 11.34 | 7.04 | 3.90 | 2.37 | 1.81 | 1.48 | 1.21 | 0.82 | 0.70 | 0.39 |
1.70V/Cell | 23.81 | 16.46 | 11.68 | 7.25 | 4.02 | 2.44 | 1.87 | 1.52 | 1.25 | 0.85 | 0.72 | 0.40 |
1.67V/Cell | 24.50 | 16.94 | 12.02 | 7.46 | 4.13 | 2.51 | 1.92 | 1.57 | 1.28 | 0.87 | 0.75 | 0.41 |
1.60V/Cell | 25.20 | 17.42 | 12.36 | 7.67 | 4.25 | 2.58 | 1.98 | 1.61 | 1.32 | 0.89 | 0.77 | 0.42 |