Description
Looking for a reliable APC RBC17 replacement UPS battery? This 12V 9Ah AGM sealed lead acid (SLA) battery is a direct replacement. It provides dependable backup power for your UPS system.
Compatible UPS Models
This RBC17 replacement battery fits a wide range of APC UPS units including:
- APC BE550G
- APC BE650G
- APC BE750G
- APC Back-UPS ES 550
- APC Back-UPS ES 750
Always verify battery configuration and dimensions before ordering.
Key Features
- 12 Volt 9Ah AGM UPS Battery – 20% longer run time compared to a 7Ah battery
- Maintenance-free sealed lead acid design
- Spill-proof – installs in any position except upside down
- Pre-charged and ready for installation
- Ideal for backup power systems and emergency power protection
For full technical specifications including dimensions and terminal type, please see our main 12V 9Ah AGM SLA battery page.
FAQs
Is this the correct battery for my APC BE550G UPS?
Yes. The RBC17 12V 9Ah AGM battery is a direct replacement for the BE550G UPS model and other compatible units.
How do I install the APC RBC17 replacement battery?
Installation is simple. Slide the battery into the UPS compartment, connect the terminals, and close the cover. Installation does not require special tools.
How long does an APC RBC17 battery last?
Most UPS batteries last 3–5 years, depending on usage and ambient temperature.
Is this battery safe for home or office use?
Yes. It’s a VRLA battery – sealed, maintenance-free and designed for standby UPS power.
What type of battery is APC RBC17?
The RBC17 typically uses a 12V sealed AGM battery (7Ah–9Ah) with F2 terminals. Always confirm your existing battery size and terminal type before ordering.
Not sure if this is the right battery? View our UPS Battery Compatibility Guide to find the correct replacement.
APC™ and all APC RBC part numbers are registered trademarks of American Power Conversion. Part numbers listed on this page are for reference purposes only and do not imply endorsement or sponsorship by APC.

