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Small rectangular sealed lead-acid battery with black plastic case and two terminal posts

BatteryJack inc.

BatteryJack inc. 12V 2.2Ah SLA UPS Replacement Battery ub1222 ps-1220 ps-1229

SKU CH-RDV1-B2KDG

12 V 2.2 Ah sealed lead-acid battery replaces ub1222, ps-1220 and ps-1229 in UPS units

  • 12V 2.2Ah capacity powers critical UPS equipment
  • AGM sealed construction eliminates routine maintenance
  • Direct replacement for UB1222 PS-1220 PS-1229 models
  • Maintenance-free design simplifies long-term operation
  • Valve-regulated lead-acid chemistry ensures reliable standby power

Direct Replacement Battery

The BatteryJack inc. 12V 2.2Ah SLA unit replaces ub1222, ps-1220 and ps-1229 models. It uses advanced AGM technology in a valve-regulated sealed design. The battery is maintenance free and built for rugged handling. Expected service life ranges from four to seven years.

Ready-to-Install Power

No cables, software or mounting hardware are included in the package. The 100 percent OEM-compatible form factor allows direct insertion into compatible UPS units. Maintenance-free operation removes the need for electrolyte checks or watering. A three-year warranty covers UPS and backup devices, while other applications receive two years.

For UPS Maintenance Cycles

This battery suits technicians performing scheduled replacements on supported UPS models. It is not intended for builders who need higher amp-hour capacities or different voltage platforms. Buyers requiring lithium chemistry or hot-swap modules should look elsewhere. The sealed lead-acid design fits standard backup routines without modification.

Highlights

  • 12V 2.2Ah capacity powers critical UPS equipment
  • AGM sealed construction eliminates routine maintenance
  • Direct replacement for UB1222 PS-1220 PS-1229 models
  • Maintenance-free design simplifies long-term operation
  • Valve-regulated lead-acid chemistry ensures reliable standby power

Specifications

No published specifications for this item yet.

Questions about this item

How often will the 12V 2.2Ah AGM battery need replacing under normal UPS duty?

The sealed AGM design is rated for a 4-7 year service life, so replacement is typically needed only once in that span.

What capacity limit appears first during a long discharge at full load?

The 2.2Ah rating determines runtime; once that ampere-hour reserve is depleted the UPS will shut down.

Does the sealed 12V 2.2Ah unit produce noticeable heat or noise during continuous float charging?

Valve-regulated AGM construction runs silently and generates minimal heat while on float charge.

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