Generator Batteries

UPS Battery Center is a specialized supplier of replacement batteries for generators, compatible with brands including Firman, Champion, WEN, Generac, Westinghouse, DuroMax, Harbor Freight, and more. Search by your generator's make and model to find a compatible replacement battery designed for proper fit and reliable performance.

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305 products found

  1. 41532 Champion 7000W/9000W Portable Generator Compatible Replacement Battery
    $54.99
  2. 100155 Champion 7200W/9000W Portable Generator Compatible Replacement Battery
    $54.99
  3. 100230 Champion 7500W Dual Fuel Generator Compatible Replacement Battery
    $54.99
  4. 100463 Champion 7500W Portable Generator Compatible Replacement Battery
    $54.99
  5. Champion 8750W 100520 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  6. Champion 7500 Watt 100704 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  7. Champion 8000 Watt 201074 Portable Generator Compatible Replacement Battery
    $69.99
  8. Champion 7500 Watt 100813 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  9. Champion 7500 Watt 100814 Portable Generator with Remote Start Compatible Replacement Battery
    $69.99

    Out of stock

  10. Champion 7500 Watt 100891 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  11. Champion 7500 Watt 201004 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  12. Champion 7500 Watt 201040 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  13. Champion 7500 Watt 201158 Portable Generator Compatible Replacement Battery
    $69.99
  14. Champion 7500 Watt 201182 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  15. Champion 8000 Watt 201074 Portable Generator Compatible Replacement Battery
    $69.99
  16. Champion 8000 Watt 201074 Portable Generator Compatible Replacement Battery
    $69.99
  17. Champion 8000 Watt 201074 Portable Generator Compatible Replacement Battery
    $69.99
  18. 100297 Champion 8000W Dual Fuel Generator Compatible Replacement Battery
    $54.99
  19. 100416 Champion 8000W Tri Fuel Generator Compatible Replacement Battery
    $54.99
  20. Champion 8000 Watt 201035 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  21. Champion 8000 Watt 201062 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  22. Champion 8000 Watt 201074 Portable Generator Compatible Replacement Battery
    $69.99
  23. Champion 8000 Watt 201083 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

  24. Champion 8000 Watt 201083 Portable Generator Compatible Replacement Battery
    $69.99

    Out of stock

Items 25 to 48 of 305