AJC Replacement Battery for APC Smart-UPS SC620 12V 10Ah - Reliable

Our review looks at the AJC Brand replacement battery for the APC Smart-UPS SC 620VA 120V SC620. For anyone who needs a direct, drop-in replacement battery to restore runtime and maintain UPS readiness, this AJC unit is a focused, practical option. In this review the biggest reason to buy is straightforward compatibility: the battery mirrors the original's 12V voltage, 10Ah capacity and F2 terminal style so it fits commonly used SC620 UPS units without modification. It suits users who prioritize reliable, no-frills power restoration over extras like extended capacity or built-in monitoring.

Key Features

• Direct replacement compatibility: Designed specifically as a replacement for the APC Smart-UPS SC 620VA SC620, it restores original UPS function without adapter parts.
• Standard 12V voltage: The 12V output matches the UPS requirements so the unit charges and discharges as expected with existing charging circuits.
• 10Ah capacity: The 10Ah rating provides the same runtime characteristics as the original battery, making run time predictable under typical loads.
• F2 terminal type: F2 terminals allow a secure, correct connection to the UPS terminals and simplify installation.
• AJC brand replacement: Sold as a branded replacement piece to give users an option beyond OEM units for cost or availability reasons.

Who It's For

This battery is best for small office and home users who already own an APC Smart-UPS SC 620VA SC620 and need to replace a worn battery quickly and with minimal fuss. It is well suited to IT closets, network closets, desktop workstations, and home offices where restoring the UPS to factory-like performance is the priority.

It is not aimed at users seeking higher capacity for extended runtime, specialty terminal styles, or batteries with extra integrated features. If extended backup time or alternate terminal configurations are required, shoppers should consider other battery capacities or UPS models that support them.

Pros & Cons

Pros

• Directly replaces the original battery specification for the SC620, making installation straightforward.
• Matches the original 12V and 10Ah ratings so UPS runtime and charging behavior remain consistent.
• F2 terminals provide a secure connection and standard fit for the SC620 battery compartment.

Cons

• Offers the same 10Ah capacity as the original, so it does not increase backup runtime beyond factory levels.

Specifications

Brand	AJC
Compatible Model	APC Smart-UPS SC 620VA SC620
Voltage	12V
Capacity	10Ah
Terminals	F2

Our Verdict

The AJC replacement battery is a sensible, value-focused option for anyone who needs to restore an APC Smart-UPS SC620 to working order. It reproduces the original 12V/10Ah specification with F2 terminals, making it a reliable swap-in when matching the UPS's expected electrical and physical characteristics. For users seeking a straightforward replacement that preserves original runtime, this battery represents good practical value.

Frequently Asked Questions

Will this battery fit the APC Smart-UPS SC620?
Yes. It is sold as a replacement for the APC Smart-UPS SC 620VA SC620 and uses F2 terminals for direct fit.

What are the voltage and capacity?
The battery is 12V with a 10Ah capacity, matching the original UPS battery specification.

Does this increase backup runtime?
No. Because it matches the original 10Ah rating, runtime will be similar to the factory battery rather than extended.