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Rectangular 6 V 12 Ah sealed lead-acid battery with .250 tab terminals

BatteryJack inc.

BatteryJack inc. 6 V 12 Ah Sealed Lead Acid Battery .250 Tab UB6120F2

SKU CH-V0S7-5E3Y0

6 V 12 Ah sealed lead-acid battery with .250 tab terminals for UPS replacement

  • Maintenance-free operation with AGM technology
  • 12 Ah capacity at 6 V for reliable backup power
  • .250 tab terminals match OEM specifications
  • Direct replacement for UB6120F2 models
  • Expected service life of 4 to 7 years

6 V 12 Ah AGM battery for UPS replacement

This sealed lead-acid battery uses absorbed glass mat technology and .250 tab terminals to deliver 12 Ah at 6 V. It is designed as a direct OEM replacement for compatible uninterruptible power supply units. The maintenance-free construction allows installation without periodic electrolyte checks. Expected service life ranges from four to seven years under normal float conditions.

Sustained float operation and cycle endurance

Under continuous float charge the battery maintains capacity for the rated service life without watering or equalisation cycles. AGM construction limits self-discharge so the unit holds usable voltage during extended standby periods. Repeated deep discharges will reduce the achievable cycle count compared to shallow cycling. The valve-regulated design prevents gas build-up during prolonged charging.

.250 tab terminal interface constraints

The .250 inch tab terminals accept only matching quick-disconnect connectors or soldered leads. Polarity must be observed because reverse connection damages the cells and voids the warranty. Torque or crimp force beyond the tab specification can fracture the terminal seal. This battery is not suited for high-current engine starting or series strings beyond the UPS design voltage.

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Price $36.99
Typical for this category: the median of 3,915 items is $39.99.

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Specifications

No published specifications for this item yet.

Questions about this item

Does the 6 V 12 Ah battery generate noticeable heat or noise during continuous UPS operation?

The sealed AGM design runs silently and produces minimal heat under normal float charging, so it is suitable for all-day use in office or server-room environments.

What cables or connectors must I already have to install the .250 tab terminals?

You will need wiring fitted with .250 faston connectors or crimp lugs sized for the tabs to make a secure connection.

Can the UB6120F2 replace the original battery in an older UPS that specifies a 6 V 12 Ah pack?

Yes, it is built as a 100 % OEM replacement for any UPS requiring a 6 V 12 Ah sealed lead-acid unit with .250 tab terminals.

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