APC APCRBC175 UPS battery Sealed Lead Acid 12 V 9 Ah

The APC APCRBC175 is a sealed lead acid (SLA) replacement battery designed for use in compatible UPS systems. With a nominal voltage of 12 V and a capacity of 9 Ah, the battery provides standby power to maintain connected equipment during short-term power interruptions. The compact form factor and secure terminals make it suitable for rack or tower UPS models where reliable backup power and predictable performance are required.

Advantages

The sealed lead acid construction requires no user maintenance and minimizes the risk of leakage. A 12 V 9 Ah capacity offers a balance between runtime and compact size, allowing the battery to deliver sufficient backup for small to medium loads. At 2.68 kg and a narrow 99 mm width with 151 mm height, the unit fits easily into many UPS battery compartments and replacement bays. The design supports stable output under typical UPS charging and discharge cycles.

Suitable for

• Replacement battery for compatible APC UPS models and other UPS units that accept 12 V 9 Ah SLA batteries
• Short-term emergency power for networking equipment such as routers, switches, and modems
• Backup for small servers, desktop PCs, and external storage devices during brief outages
• Use in home office and small business environments requiring uninterrupted power for critical devices

Key specifications

• Battery type: Sealed Lead Acid (SLA)
• Nominal voltage: 12 V
• Capacity: 9 Ah
• Weight: 2.68 kg
• Width: 99 mm
• Height: 151 mm
• Terminal type: sealed UPS-compatible terminals

How to use

Install the battery only in UPS models that specify compatibility with 12 V 9 Ah sealed lead acid replacement batteries and follow the UPS manufacturer’s instructions for battery replacement. Before installation, disconnect the UPS from mains power and switch off connected equipment. Remove the old battery according to the UPS service procedure, connect the replacement battery securely to the terminal connectors ensuring correct polarity, and reassemble the battery compartment. After installation, allow the UPS to charge the new battery fully before relying on it for extended backup periods.

Recommendations

Store and operate the battery in a cool, dry environment away from direct heat sources and open flames. Regularly check the UPS self-test and battery status indicators and replace the battery when runtime degrades or when the UPS alerts to end-of-life. Recycle the battery in accordance with local regulations for lead acid batteries.