Skip to content
BatteryClerk Prime FAST 1-2 day shipping to most of the USA
BatteryClerk Prime FAST 1-2 day shipping to most of the USA

Sealed Lead Acid (SLA) Batteries

Elevate your power needs with BatteryClerk’s premium Sealed Lead Acid (SLA) replacement batteries. Designed for unmatched durability and reliability, these high-performance batteries deliver consistent, optimal power to keep your devices running smoothly and efficiently. Whether for backup systems, mobility equipment, or industrial applications, our SLA batteries ensure you never compromise on performance. Plus, with top-tier quality at unbeatable prices, you can enjoy long-lasting power without overspending. Upgrade to BatteryClerk today and experience the perfect blend of performance, reliability, and value!

  • Unicell TLA1290 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA1290 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA1270 F1 12V 7Ah Sealed Lead Acid Replacement Battery
    $17.59 - $17.59
    $17.59
    $17.59 - $17.59
    $17.59

    AJC Battery Compatible with Unicell TLA1270 F1 12V 7Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $17.59 - $17.59
    $17.59
    $17.59 - $17.59
    $17.59
  • Unicell TLA1270 F2 12V 7Ah Sealed Lead Acid Replacement Battery
    $17.59 - $17.59
    $17.59
    $17.59 - $17.59
    $17.59

    AJC Battery Compatible with Unicell TLA1270 F2 12V 7Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $17.59 - $17.59
    $17.59
    $17.59 - $17.59
    $17.59
  • Unicell TLA1245 F1 12V 5Ah Sealed Lead Acid Replacement Battery
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49

    AJC Battery Compatible with Unicell TLA1245 F1 12V 5Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49
  • Unicell TLA1250 F1 12V 5Ah Sealed Lead Acid Replacement Battery
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49

    AJC Battery Compatible with Unicell TLA1250 F1 12V 5Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $16.49 - $16.49
    $16.49
    $16.49 - $16.49
    $16.49
  • Unicell TLA12180 High Rate 12V 18Ah Sealed Lead Acid Replacement Battery
    $46.99 - $46.99
    $46.99
    $46.99 - $46.99
    $46.99

    AJC Battery Compatible with Unicell TLA12180 High Rate 12V 18Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $46.99 - $46.99
    $46.99
    $46.99 - $46.99
    $46.99
  • Unicell TLA12120 12V 12Ah Sealed Lead Acid Replacement Battery
    $37.79 - $37.79
    $37.79
    $37.79 - $37.79
    $37.79

    AJC Battery Compatible with Unicell TLA12120 12V 12Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $37.79 - $37.79
    $37.79
    $37.79 - $37.79
    $37.79
  • Unicell TLA12120 High Rate 12V 12Ah Sealed Lead Acid Replacement Battery
    $37.79 - $37.79
    $37.79
    $37.79 - $37.79
    $37.79

    AJC Battery Compatible with Unicell TLA12120 High Rate 12V 12Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $37.79 - $37.79
    $37.79
    $37.79 - $37.79
    $37.79
  • Unicell TLA670-KL 6V 7Ah Sealed Lead Acid Replacement Battery
    $10.59 - $10.59
    $10.59
    $10.59 - $10.59
    $10.59

    AJC Battery Compatible with Unicell TLA670-KL 6V 7Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $10.59 - $10.59
    $10.59
    $10.59 - $10.59
    $10.59
  • Unicell TLA645 6V 4.5Ah Sealed Lead Acid Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Unicell TLA645 6V 4.5Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Unicell TLA640 6V 4.5Ah Sealed Lead Acid Replacement Battery
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79

    AJC Battery Compatible with Unicell TLA640 6V 4.5Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $6.79 - $6.79
    $6.79
    $6.79 - $6.79
    $6.79
  • Unicell TLA6100 F1 6V 12Ah Sealed Lead Acid Replacement Battery
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99

    AJC Battery Compatible with Unicell TLA6100 F1 6V 12Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99
  • Unicell TLA6100 F2 6V 12Ah Sealed Lead Acid Replacement Battery
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99

    AJC Battery Compatible with Unicell TLA6100 F2 6V 12Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99
  • Unicell TLA6120 F2 6V 12Ah Sealed Lead Acid Replacement Battery
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99

    AJC Battery Compatible with Unicell TLA6120 F2 6V 12Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99
  • Unicell TLA6120 F1 6V 12Ah Sealed Lead Acid Replacement Battery
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99

    AJC Battery Compatible with Unicell TLA6120 F1 6V 12Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $17.99 - $17.99
    $17.99
    $17.99 - $17.99
    $17.99
  • Unicell TLA613 6V 1.3Ah Sealed Lead Acid Replacement Battery
    $5.79 - $5.79
    $5.79
    $5.79 - $5.79
    $5.79

    AJC Battery Compatible with Unicell TLA613 6V 1.3Ah Sealed Lead Acid Battery

    In stock

    Information 6V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed ...

    View full details
    $5.79 - $5.79
    $5.79
    $5.79 - $5.79
    $5.79
  • Unicell TLA6120 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA6120 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA1270 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA1270 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA1250 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA1250 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA1245 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA1245 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA12340 NB 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA12340 NB 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA6100 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA6100 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA12180 NB 12V 9Ah Sealed Lead Acid Replacement Battery
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49

    AJC Battery Compatible with Unicell TLA12180 NB 12V 9Ah Sealed Lead Acid Battery

    In stock

    Information 12V SLA AGM | Premier OEM Replacement Battery by AJC® Maintenance-Free AGM Technology: No need to add acid or water, ever. Guaranteed...

    View full details
    $25.49 - $25.49
    $25.49
    $25.49 - $25.49
    $25.49
  • Unicell TLA1208-WL 12V 0.8Ah Sealed Lead Acid Battery
    $29.49 - $29.49
    $29.49
    $29.49 - $29.49
    $29.49

    UPG Battery Compatible with Unicell TLA1208-WL 12V 0.8Ah Sealed Lead Acid Battery

    UPG® Brand replacement compatible with a Unicell TLA1208-WL Sealed Lead Acid Battery Voltage: 12 (12 Volts) Capacity: 0.8Ah (800mAh) Terminals:...

    View full details
    $29.49 - $29.49
    $29.49
    $29.49 - $29.49
    $29.49