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12-Volt 7-Amp-Hr Capacity Replacement Battery For Fm500, Fm502 And Pro Models Gate Opener


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* Estimated stock levels as of Mon, Mar 4, 2024. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

  • Maintenance-free battery fits within all standard mighty mule® control boxes


This 12 V, 7.0 Ah, maintenance-free battery is the replacement or 2nd back-up battery for the FM500/FM502 MIGHTY MULE gate openers.



Type Battery


Height 11.25 in
Length 8.75 in
Weight 6 lb
Width 9.5 in

Manufacturing Details
The following information is subject to change without notice

Country of Origin US
Manufacturer Warranty 12 Months
Prop 65 Warning Warning WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and reproductive harm. For more information, go to www.P65Warnings.ca.gov.
Shop USA Yes

Label Information

Certification, Codes, Standards UL Listed

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