Mighty Max 12V 35AH Battery Review

Mighty Max 12V 35AH BatteryThis replacement battery is ideal for lightweight trolling motors and can produce current with 12V voltage and 35 ampere-hours.

These batteries are non-spillable with lead-lead oxide systems. Mighty max batteries are manufactured in Vietnam from the past so many years.

The dilute sulphuric acid electrolyte is absorbed by the glass mat separators and becomes immobile.

It has a special one way valve to excrete gases that may cause excessive pressure inside the battery.

It is completely sealed, maintenance free and leak proof and can be mounted in any position.

There is no need of adding water and it has a very low self-discharge rate. These batteries utilizes  alloys that are made out from lead, calcium, and tin.

Mighty max provides a 30 days full refund policy with a one-year replacement guarantee.

Mighty Max 12V 35AH Features

  1. ABSORBED GLASS MAT SEPARATORS: These separators absorb all the electrolyte and do not allow it to flow freely in the cells.
  2. EXTERNAL VALVE: This one way valve helps to eliminate all the gases that are produced during the course of chemical reactions.
  3. LONG SERVICE LIFE: It has a long life with a very low self discharge rate.
  4. SMALL AND PORTABLE: It has got a very small size and can easily fit into your boat without any hassle.


  • No maintenance required
  • Spillproof and can be mounted in any position
  • One year warranty
  • Refund can be accepted within 30 days after purchasing


  • An hazardous battery that can cause cancers and birth defects
  • Does not come already charged

Mighty Max 12V 35AH FAQ’s

  1. What is the weight of this battery?

    The weight of this battery is 20 lbs and it can hold the charge for a long time very well.

  2. How often does this battery need to be charged?

    This battery is supposed to be recharged after every use regardless of whatever charge is  been left of the previous charging cycle

  3. Does this battery come along with a charger to recharge it?

    No, there is only one mighty max battery available in the package. You need to purchase a suitable charger separately from somewhere else.

  4. Can I use this for my car?

    No, this battery is only suitable for marine purposes and it unlike the replacement batteries that are made for starting up cars and trucks. Deep cycle batteries need to be charged again and again after every use.

  5. What is meant by ‘deep cycle marine battery’?

    A deep cycle marine battery is ideal for running boats with trolling motors and they produce uniform current constantly without getting discharged.

Final Words

So, this was all about the mighty max replacement battery. 

If you are looking for a deep cycle marine battery, then this could be a great option for you.

Also, try to recondition your old batteries every time before planning to purchase a new one.

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