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ALA-FT 12V Battery

Ascent’s ALA series Front Terminal Lead Acid 12V 150Ah VRLA UPS batteries are widely used in standby power applications for telecommunications, UPS, military, broadcast, and television system purposes.

•    Front Terminal AGM VRLA sealing technology

•    High discharge performance

•    Highly corrosion resistance

•    Multi-alloy grid

•    Special exhaust structure

•    Maximum charge efficiency

•    Low self-discharge rate

•    Easy installation and handling



Nominal Voltage


Nominal Capacity

150 Ah @ 10hr to 1.80V/cell @ 25 °C


Approx. 46.0 kg

Internal Resistance (fully charged)

Approx.4.0 mΩ @ 25 °C

Maximum Discharge Current

1500 A (5 sec)

Self-Discharge @ 25 °C

Less than 8 % after 90 days storage

Operating Temperature Range

Discharge: -40 °C to 55 °C

Charge: -20 °C to 45 °C

Storage: -20 °C to 50 °C

Operating Temperature

20 °C to 25 °C

Maximum Charging Current

37.5 A

Charging Voltage

Float: 2.23V/cell, Temps coefficient - 20mV/ °C

Cycle: 2.35V/cell

Container Materials

ABS (UL94-V0)


M6 (Embedded copper core terminal)

Capacity Affected by Temperature

105% @ +40 °C

85% @ 0 °C

60% @ -20 °C


Series Recommendation
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