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Mighty Max Battery deals

Mighty Max Battery is a US brand known for sealed lead-acid batteries sold under its own name and as replacements for UPS, mobility, alarm and automotive applications. Its catalog spans 12V SLA blocks and BCI group-size car batteries. This page currently has no live deals, so prices and savings will appear once offers are listed. The two products covered are the UB121000 12V 100Ah SLA replacement battery and the MM-H7 start-stop car battery in Group Size 94R, 12V 80Ah.

Prices at every store and price history for Mighty Max Battery products.

Mighty Max Battery products: prices and price history

  • M
    Mighty Max UB121000 12V 100Ah SLA Replacement Battery
    Mighty Max UB121000 12V 100Ah SLA Replacement Battery
  • M
    Mighty Max Battery MM-H7 Start and Stop Car Battery BCI Group Size 94R 12V 80AH
    Mighty Max Battery MM-H7 Start and Stop Car Battery BCI Group Size 94R 12V 80AH

Questions and answers

When does Mighty Max Battery run sales?
Mighty Max discounts mostly appear around Black Friday, Cyber Monday and spring battery-replacement season. Outside those windows, prices on its SLA blocks tend to stay flat, so a deal is worth waiting for on the larger 100Ah sizes.
Where is Mighty Max Battery cheapest?
Amazon and Walmart marketplace listings usually undercut the brand's own site on the UB series, while auto parts retailers price the MM-H7 higher. Compare per-Ah cost on the 100Ah block, since shipping weight drives most of the difference.
What are Mighty Max's best-known products?
The UB series SLA batteries, especially the UB121000 100Ah, are its most widely used for solar, UPS and trolling motor setups. The MM-H7 is its AGM start-stop battery for cars needing a 94R group fit.
Does Mighty Max Battery accept returns?
Returns go through the seller you bought from, so Amazon and Walmart marketplace orders follow those platforms' windows, typically 30 days. Batteries must come back undamaged and in original packaging; opened or installed units are often refused.
Is the UB121000 a direct replacement for an existing 100Ah battery?
It fits most applications expecting a 12V 100Ah SLA block, but check terminal type, orientation and case dimensions against your old unit first. It is not a lithium drop-in, so charging profiles must match lead-acid.