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12 Volt 100 Amp Deep Cycle Battery

12 Volt 100 Amp Deep Cycle Battery

4.5· 12 ratings

Last price we saw

$129.98at BatterySharks.com, last seen Oct 31

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Our take on the 12 Volt 100 Amp Deep Cycle Battery

A 12-volt, 100 amp-hour deep cycle battery in a 12-inch case with nut-and-bolt terminals. It is a general-purpose lead-acid battery for trolling motors, RV house power, solar backups and off-grid setups. The 12-month warranty is short for this class, where three to five years is common. No current price or store was provided, so there is no recent price range to compare against.

Best forTrolling motor and boat ownersRV and camper house batterySmall solar or off-grid backupBudget replacement for an existing deep cycle bank
Pros
  • 100 Ah is a useful capacity for a single 12V battery
  • Standard 12-inch case fits most Group 27 and Group 31 trays
  • Nut-and-bolt terminals take heavy gauge cable lugs
  • 12V output works with common chargers and inverters
  • Simple, proven lead-acid chemistry
Cons
  • 12-month warranty is short for a deep cycle battery
  • Heavy; plan for roughly 60-70 lb to lift
  • Lead-acid needs venting and cannot be mounted sideways
  • Deep discharges shorten life, so usable capacity is about half the rating
  • No price or store listed, so value cannot be judged

12 Volt 100 Amp Deep Cycle Battery prices at every store

  • BatterySharks.comCheck price at BatterySharks.com

12 Volt 100 Amp Deep Cycle Battery price history

Lowest price we've seen: $129.98 on Oct 31 at BatterySharks.com. Tracked across 1 store since Oct 31.

What reviewers say

Only 12 ratings are on record, averaging 4.5 out of 5, so the sample is small. Buyers of this type of battery generally judge it on capacity and lifespan, not features.

Pros
  • Delivers the rated 100 Ah when new
  • Terminals hold large lugs securely
  • Fits standard battery boxes and trays
Cons
  • Capacity fades with repeated deep discharges
  • Short warranty compared with premium brands

Specifications

Length (In.)
12
Voltage
12 Volts
Amp Hours
100 Ah
Terminal Type
Nut & Bolt
Warranty
12 Months
Polarity
+/-

Questions and answers

Is 100 Ah enough for a trolling motor?
For a small motor drawing around 30 amps, expect roughly three hours at 50% depth of discharge. Larger motors or long days need two batteries in parallel.
How far can I discharge it without damage?
Keep regular discharges to about 50%, or 50 Ah. Going deeper shortens cycle life, and full drains can kill a lead-acid battery outright.
What charger do I need?
A 12V smart charger rated at 10 amps or more. Avoid old unregulated chargers, which can overcharge and boil off electrolyte.
Can it be used indoors or in a camper?
Only in a vented compartment. Charging gives off hydrogen gas, so keep it away from sparks and living spaces.
How long will it last?
Typically three to five years with shallow discharges and proper charging. The 12-month warranty is shorter than that, so treat it as a floor, not a lifespan.
What is in the box?
The battery itself. Nut-and-bolt terminal hardware is usually included, but check before buying; cables and chargers are sold separately.
What do buyers say about the 12 Volt 100 Amp Deep Cycle Battery?
Rated 4.5 out of 5 from 12 ratings.