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

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!

  • MK M17-12 SLD M 12V 18Ah Sealed Lead Acid Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with MK M17-12 SLD M 12V 18Ah Sealed Lead Acid Battery

    In stock

    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • MK ES26-12 12V 26Ah Sealed Lead Acid Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with MK ES26-12 12V 26Ah 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • MK ES20-12FR HR 12V 18Ah Sealed Lead Acid Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with MK ES20-12FR HR 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • MK ES20-12C 12V 18Ah Sealed Lead Acid Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with MK ES20-12C 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • MK ES7-12 12V 9Ah Sealed Lead Acid Replacement Battery
    $32.19 - $32.19
    $32.19
    $32.19 - $32.19
    $32.19

    AJC Battery Compatible with MK ES7-12 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
    $32.19 - $32.19
    $32.19
    $32.19 - $32.19
    $32.19
  • MK ES8-12FR-HR 12V 8Ah Sealed Lead Acid Replacement Battery
    $29.19 - $29.19
    $29.19
    $29.19 - $29.19
    $29.19

    AJC Battery Compatible with MK ES8-12FR-HR 12V 8Ah 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
    $29.19 - $29.19
    $29.19
    $29.19 - $29.19
    $29.19
  • MK ES7-12SA 12V 7Ah Sealed Lead Acid Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with MK ES7-12SA 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
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • MK ES7-12FR 12V 7Ah Sealed Lead Acid Replacement Battery
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99

    AJC Battery Compatible with MK ES7-12FR 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
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99 - $32.19
    $23.99
  • MK M24 SLD G 12V 75Ah Sealed Lead Acid Replacement Battery
    $243.69 - $243.69
    $243.69
    $243.69 - $243.69
    $243.69

    AJC Battery Compatible with MK M24 SLD G 12V 75Ah 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
    $243.69 - $243.69
    $243.69
    $243.69 - $243.69
    $243.69
  • MK MU-1 SLD G 12V 35Ah Sealed Lead Acid Replacement Battery
    $109.29 - $109.29
    $109.29
    $109.29 - $109.29
    $109.29

    AJC Battery Compatible with MK MU-1 SLD G 12V 35Ah 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
    $109.29 - $109.29
    $109.29
    $109.29 - $109.29
    $109.29
  • MK ES3-12R 12V 3.2Ah Sealed Lead Acid Replacement Battery
    $18.89 - $18.89
    $18.89
    $18.89 - $18.89
    $18.89

    AJC Battery Compatible with MK ES3-12R 12V 3.2Ah 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
    $18.89 - $18.89
    $18.89
    $18.89 - $18.89
    $18.89
  • MK M12260 SLD M 12V 26Ah Sealed Lead Acid Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with MK M12260 SLD M 12V 26Ah 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • MK ES12-12SA 12V 12Ah Sealed Lead Acid Replacement Battery
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69

    AJC Battery Compatible with MK ES12-12SA 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
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69
  • MK ES12-6 6V 12Ah Sealed Lead Acid Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with MK ES12-6 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • MK ES12-6-F2 6V 12Ah Sealed Lead Acid Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with MK ES12-6-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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • MK ES20-12C 12V 22Ah Sealed Lead Acid Replacement Battery
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49

    AJC Battery Compatible with MK ES20-12C 12V 22Ah 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
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49
  • MK ES9-12TE 12V 9Ah Sealed Lead Acid Replacement Battery
    $32.19 - $32.19
    $32.19
    $32.19 - $32.19
    $32.19

    AJC Battery Compatible with MK ES9-12TE 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
    $32.19 - $32.19
    $32.19
    $32.19 - $32.19
    $32.19
  • MK ES26-12FR HR 12V 26Ah Sealed Lead Acid Replacement Battery
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29

    AJC Battery Compatible with MK ES26-12FR HR 12V 26Ah 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
    $99.29 - $99.29
    $99.29
    $99.29 - $99.29
    $99.29
  • MK M20-12 SLD M 12V 18Ah Sealed Lead Acid Replacement Battery
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19

    AJC Battery Compatible with MK M20-12 SLD M 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
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19 - $65.49
    $57.19
  • MK ES14-12 12V 12Ah Sealed Lead Acid Replacement Battery
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69

    AJC Battery Compatible with MK ES14-12 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
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69 - $46.89
    $38.69
  • MK ES12-6FR HR 6V 12Ah Sealed Lead Acid Replacement Battery
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99

    AJC Battery Compatible with MK ES12-6FR HR 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
    $19.99 - $19.99
    $19.99
    $19.99 - $19.99
    $19.99
  • MK M17-12 SLD M 12V 22Ah Sealed Lead Acid Replacement Battery
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49

    AJC Battery Compatible with MK M17-12 SLD M 12V 22Ah 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
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49
  • MK ES17-12S 12V 22Ah Sealed Lead Acid Replacement Battery
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49

    AJC Battery Compatible with MK ES17-12S 12V 22Ah 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
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49
  • MK ES17-12 12V 22Ah Sealed Lead Acid Replacement Battery
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49

    AJC Battery Compatible with MK ES17-12 12V 22Ah 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
    $65.49 - $65.49
    $65.49
    $65.49 - $65.49
    $65.49