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What Type of Battery is Best for My Lawn Mower?

When selecting a battery for your lawn mower, consider the type that best suits your mower’s requirements and your specific needs. Here’s a breakdown of the main battery types:

1. Lead-Acid Batteries

Description: Traditional choice for many ride-on lawn mowers, lead-acid batteries are reliable and cost-effective.

Advantages:

  • Good starting power.
  • Maintenance-free options available.
  • Long lifespan if properly maintained.

Disadvantages:

Top 5 best-selling Group 14 batteries under $100

Product Name Short Description Amazon URL

Weize YTX14 BS ATV Battery

Maintenance-free sealed AGM battery, compatible with various motorcycles and powersports vehicles. View on Amazon

UPLUS ATV Battery YTX14AH-BS

Sealed AGM battery designed for ATVs, UTVs, and motorcycles, offering reliable performance. View on Amazon

Weize YTX20L-BS High Performance

High-performance sealed AGM battery suitable for motorcycles and snowmobiles. View on Amazon

Mighty Max Battery ML-U1-CCAHR

Rechargeable SLA AGM battery with 320 CCA, ideal for various powersport applications. View on Amazon

Battanux 12N9-BS Motorcycle Battery

Sealed SLA/AGM battery for ATVs and motorcycles, maintenance-free with advanced technology. View on Amazon
  • Heavier than other options.
  • Slower charging times and less efficient energy use.

2. Lithium-Ion Batteries

Description: Increasingly popular in cordless electric mowers, lithium-ion batteries offer several advantages.

Advantages:

  • Lightweight and compact.
  • Longer run times (typically 40-70 minutes).
  • Faster charging and no memory effect.
  • Environmentally friendly.

Disadvantages:

  • Generally more expensive upfront.

3. Sealed Lead-Acid (SLA) Batteries

Description: A sealed, maintenance-free type of lead-acid battery suitable for various mower models.

Advantages:

  • No need for regular maintenance.
  • Safe to use in any position.

Disadvantages:

  • Heavier than lithium-ion options and may have shorter lifespans.

4. AGM (Absorbent Glass Mat) Batteries

Description: A subtype of sealed lead-acid batteries that uses a glass mat to absorb the electrolyte.

Advantages:

  • Better performance in cold weather.
  • Maintenance-free and spill-proof.
  • Longer service life than traditional flooded lead-acid batteries.

Disadvantages:

  • More expensive than regular lead-acid batteries but generally cheaper than lithium-ion.

Recommendations

For cordless electric mowers, lithium-ion batteries are typically the best choice due to their lightweight nature, longer run times, and faster charging capabilities. For ride-on mowers, maintenance-free lead-acid or AGM batteries are often preferred for their reliability and sufficient power for starting engines.

Ultimately, the best battery type depends on your mower model, usage frequency, and budget. Always consult your mower’s manual or manufacturer recommendations when selecting a replacement battery.