A Group 24 battery is ideal for vehicles and systems requiring reliable power in compact spaces. Its standardized dimensions (10.25″ x 6.8″ x 8.9″), 70-85 Ah capacity, and compatibility with marine, RV, and solar applications make it versatile. It balances performance, durability, and cost-effectiveness, especially for mid-sized energy demands.
How to Test Continuity with a Multimeter
What Are the Key Specifications of Group 24 Batteries?
Group 24 batteries typically offer 70-85 amp-hours (Ah) capacity, 12V voltage, and weigh 40-50 lbs. Their dimensions (10.25″ L x 6.8″ W x 8.9″ H) fit standardized compartments. Flooded, AGM, and lithium-ion variants exist, with AGM providing spill-proof durability. Cold cranking amps (CCA) range from 600-800 for engine-starting applications.
How Does Group 24 Compare to Other Battery Sizes?
Group 24 batteries are smaller than Group 27 (13% less capacity) but larger than Group 34 (15% more runtime). They balance space and power, unlike bulky Group 31 batteries. For example, a Group 24 AGM battery offers 85 Ah vs. Group 27’s 100 Ah but fits tighter engine bays.
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 |
Which Applications Are Ideal for Group 24 Batteries?
Common uses include marine boats (trolling motors, bilge pumps), RVs (house batteries), solar storage, and commercial trucks. Their mid-sized capacity supports 8-12 hours of runtime for 50W LED lighting or 12V refrigerators. They’re also used in backup power systems and off-grid setups.
What Maintenance Practices Extend a Group 24 Battery’s Lifespan?
For flooded batteries, check electrolyte levels monthly and maintain a 12.6V charge. AGM versions require voltage monitoring (avoid exceeding 14.7V). Store at 50% charge in cool, dry environments. Recharge after discharging below 50% to prevent sulfation. Use a desulfator for aging batteries.
Regular maintenance schedules vary by battery type. Flooded batteries need quarterly terminal cleaning with baking soda to prevent corrosion, while AGM units benefit from annual voltage tests using a multimeter. For lithium-ion variants, avoid exposing them to extreme temperatures and maintain a partial state of charge (20-80%) during storage. Below is a comparison of maintenance tasks by battery type:
| Task | Flooded | AGM | Lithium |
|---|---|---|---|
| Terminal Cleaning | Every 3 months | Annually | Not required |
| Voltage Check | Monthly | Every 6 months | Every 3 months |
Why Choose AGM Over Flooded Group 24 Batteries?
AGM batteries are maintenance-free, spill-proof, and withstand vibrations, making them ideal for marine/RV use. They charge 2x faster, last 3-5 years (vs. 2-4 for flooded), and handle deep discharges better. Flooded batteries cost 30% less upfront but require regular watering.
AGM technology excels in demanding environments. For instance, boats navigating rough waters benefit from their vibration resistance, while RVs avoid acid leaks during travel. Though pricier initially, AGM batteries often prove cheaper over time due to reduced replacement costs. A cost comparison over 5 years illustrates this:
| Battery Type | Initial Cost | Replacements Needed | Total 5-Year Cost |
|---|---|---|---|
| Flooded | $100 | 2-3 | $200-$300 |
| AGM | $130 | 1 | $130 |
Can Group 24 Batteries Be Used in Solar Power Systems?
Yes, when paired with charge controllers. A 100W solar panel can recharge a 85Ah Group 24 battery in 8-10 hours. Ensure depth of discharge (DoD) stays above 50% for longevity. Lithium-ion Group 24 variants (e.g., LiFePO4) offer 3,000+ cycles at 80% DoD.
What Safety Precautions Apply to Group 24 Batteries?
Avoid short circuits by insulating terminals. Use vented compartments for flooded batteries to release hydrogen gas. Never expose AGM batteries to temperatures above 120°F. Wear gloves/eye protection when handling acid. Follow torque specs (8-10 Nm) for terminal connections.
Expert Views
“Group 24 remains a sweet spot for mid-sized energy needs,” says a lead engineer at Battery Solutions Inc. “Recent advancements in AGM tech have pushed their cycle life to 500+ cycles at 50% DoD. For lithium, we’re seeing 150Ah equivalents in Group 24 cases—game-changers for solar users.”
Conclusion
Group 24 batteries deliver adaptable power for marine, RV, and renewable energy systems. Their balance of size, capacity, and cost makes them a pragmatic choice for users prioritizing reliability without space compromises.
FAQ
- How long does a Group 24 battery last?
- 3-5 years for AGM, 2-4 for flooded, with proper maintenance.
- Can I replace a Group 27 with a Group 24 battery?
- Only if your system’s energy needs fit within 70-85Ah.
- Are Group 24 batteries deep-cycle?
- Yes, marine/RV variants support 50-80% depth of discharge.