Choosing the right battery size for your lawn mower is crucial for its performance and longevity. A larger battery may offer longer run times, but it can be heavier and more expensive. On the other hand, a smaller battery might save cost and weight but may require more frequent charging, affecting convenience.
Lawn Mower Battery Size – 12volts 100ah Lithium Iron Phosphate Battery
Model | Voltage (v) | Battery Capacity (AH) | Maximum Charge Current(Amperes) | Weight in (kgs and Pounds | Battery Physical Dimensions in (mm and inches) Length | Width in (mm and inches) | Height in (mm and inches) | Battery Cycle Life |
B-LFP 12-40 | 12v | 40ah | 20A | 6 kgs 13.22 pounds | 195 mm 7.677 inches | 130 mm 5.118 inches | 168 mm 6.614 inches | >2000 |
B-LFP 12-50 | 12v | 50ah | 30A | 7 kgs 15.43 pounds | 229 mm 9.015 inches | 138 mm 5.433 inches | 213 mm 8.385 inches | >2000 |
B-LFP 12-80 | 12v | 80ah | 30A | 12.8 kgs 28.219 pounds | 262 mm 10.315 inches | 167 mm 6.574 inches | 212 mm 8.346 inches | >2000 |
B-LFP 12-100 | 12v | 100ah | 50A | 14 kgs 30.86 pounds | 323 mm 12.716 inches | 173 mm 6.811 inches | 218 mm 8.582 inches | >2000 |
B-LFP 12-120 | 12v | 120ah | 60A | 16 kgs 35.27 pounds | 323 mm 12.716 inches | 173 mm 6.811 inches | 218 mm 8.582 inches | >2000 |
B-LFP 12-150 | 12v | 150ah | 75A | 24 kgs 52.91 pounds | 485 mm 19.094 inches | 172 mm 6.771 inches | 240 mm 9.448 inches | >2000 |
B-LFP 12-170 | 12v | 170ah | 85A | 26 kgs 57.32 pounds | 485 mm 19.094 inches | 172 mm 6.771 inches | 240 mm 9.448 inches | >2000 |
B-LFP 12-200 | 12v | 200ah | 100A | 30 kgs 66.138 pounds | 520 mm 20.472 inches | 269 mm 10.590 inches | 205 mm 8.070 inches | >2000 |
B-LFP 12-240 | 12v | 240ah | 120A | 34.2 kgs 75.398 pounds | 520 mm 20.472 inches | 269 mm 10.59 inches | 208 mm 8.188 inches | >2000 |
B-LFP 24-50 | 24v | 50ah | 25A | 14.8 kgs 32.628 pounds | 520 mm 20.472 inches | 380 mm 14.960 inches | 290 mm 11.417 inches | >2000 |
B-LFP 24-100 | 24v | 100ah | 50A | 28 kgs 61.729 pounds | 520 mm 20.472 inches | 450 mm 17.716 inches | 350 mm 13.779 inches | >2000 |
B-LFP 24-150 | 24v | 150ah | 50A | 42 kgs 92.59 pounds | 520 mm 20.472 inches | 450 mm 17.716 inches | 400 mm 15.748 inches | >2000 |
B-LFP 24-200 | 24v | 200ah | 50A | 56 kgs 123.459 pounds | 520 mm 20.472 inches | 380 mm 14.960 inches | 290 mm 11.417 inches | >2000 |
B-LFP 24-250 | 24v | 250ah | 50A | 70 kgs 154.324 pounds | 600 mm 23.622 inches | 450 mm 17.716 inches | 350 mm 13.779 inches | >2000 |
Most Popular Lawn Mower Battery Sizes and Features Chart
Battery Size | Dimensions in (inches and mm) | Battery Capacity | Batteries Cold Cranking Amps (CCA) | Weight in (kgs and pounds) |
YTX5L-BS | 4.4375 by 2.75 by 4.125 inches | 4 Ah (10h) | 70 to 80 | 1.5 to 2 kgs 3.3 to 4.5 pounds |
YTX9-BS | 5.875 by 3.4375 by 4.125 inches 150 by 87 by 105 mm | 6 to 8 Ah (10h) | 120 to 180 | 2.7 to 3.7 kgs 6 to 8 lbs |
YTX12-BS | 5.875 by 3.5 by 5.125 inches 150 by 88 by 130 mm | 10 Ah (10h) | 160 to 210 | 3.1 to 4.5 kgs 7 to 10 lbs |
YTX14-BS | 5.875 by 3.4375 by 5.75 inches 150 by 87 by 146 mm | 12 to 14 Ah (10h) | 190 to 235 | 3.6 to 5 kgs 8 to 11 lbs |
YTX20L-BS | 6.875 by 3.4375 by 6.125 inches 175 by 87 by 155 mm | 14 to 20 Ah (10h) | 220 to 330 | 5 to 6.4 kgs 11 to 14 lbs |
YTX24HL-BS | 8.0625 by 3.4375 by 6.375 inches 205 by 87 by 162 mm | 21 Ah (10h) | 300 to 350 | 5.9 to 8.2 kgs 13 to 18 lbs |
YTX30L-BS | 6.5625 by 4.9375 by 6.875 inches 166 by 126 by 175 mm | 30 Ah (10h) | 360 to 400 | 7.7 to 10 kgs 17 to 22 lbs |
U1 & U1R | 7.75 by 5,1875 by 7.3125 inches 197 by 132 by 186 mm | 35 Ah (20h) | 300 to 320 | 10 to 11.8 kgs 22 to 26 lbs |
Group U1 & U1R Battery Equivalents and Replacement Sizes Chart
Battery Model | Battery Type | Battery Chemistry | 20h Capacity | Discharge Characteristics | Weight in (kgs and lbs) |
Deka 8AMU1R | Starting | AGM | – | 320 CCA; 45 min RC (25 Amps, to 10.5v) | 11.3 kgs 25 lbs |
Expert Power EXP 12330 | Deep Cycle | AGM | 33(10h) | 21.09 Amps; 60 minutes, down to 10.5v | 10.8 kgs 23.8 lbs |
Mighty Max ML35-12 | Deep Cycle | AGM | 37 | 330 Amps (5 s); 17.2 Amps, 60 minutes, down to 10.5 volts | 10.5 kgs 23.1 lbs |
MotoBatt MBU1-35 | Deep Cycle | AGM | 35 | – | 11.8 kgs 26 lbs |
Power-Sonic PS-12350 | Deep Cycle | AGM | 35 | 350 Amps (10 s); 25 Amps, 60 minutes, down to 9 volts | 11.2 kgs 24.7 lbs |
SigmasTek SP12-35 | Deep Cycle | AGM | 35 | – | 11.2 kgs 24.7 lbs |
VMAXTANKS V35-857 | Deep Cycle | AGM | 35 | 300 CCA; 75 min RC (25 Amps, down to 10.5 v) | 11.3 kgs 25 lbs |
Weize LFP1235 | Deep Cycle | AGM | 35(10h) | 350 Amps(5 s); 20.4 Amps, 60 min, down to 10.5 volts | 10.5 kgs 23.2 lbs |
Chrome U1 Battery | Deep Cycle | AGM | 35 | 525 Amps (5 s) | 10.7 kgs 23.5 lbs |
Everlast 12350DC-NB | Deep Cycle | AGM | 35 | – | 10.7 kgs 23.5 lbs |
Interstate Batteries DCM0035 | Deep Cycle | AGM | 35 | – | 10.4 kgs 22.9 lbs |
Mighty Max ML-U1-CCAHR | Dual Purpose | AGM | 18(10h) | 320 CCA; 20 Amps, 30 min, down to 9.6 volts | 6.6 kgs 14.57 lbs |
NPP NP12-35Ah | Deep Cycle | AGM | 35 | – | 10.5 kgs 23.1 lbs |
PowerStar PS12-35-D | Deep Cycle | AGM | 35 | – | 10.4 kgs 23 lbs |
Universal UB12350 | Deep Cycle | AGM | 35 | 315 CCA; 18 Amps, 60 min, down to 10.5 volts | 11.1 kgs 24.4 lbs |
VMAXTANKS VPG12C-50Li | Deep Cycle | Lithium | 50 | 150 Amps (3 s); 100 Amps (5 s), 50 Amps Continuously | 5.4 kgs 12 lbs |
Why Battery Size Matters for Lawn Mowers
The battery size of your lawn mower directly impacts its power output, run time, and overall efficiency. A larger battery with higher amp-hours (Ah) provides more power, allowing you to mow longer without recharging.
However, it also increases the mower’s weight and cost, which can be challenging to manage. Conversely, a smaller battery is lighter and more affordable, but it may not last through a full mowing session, leading to interruptions.
Balancing battery capacity and voltage is key. Higher voltage means more cutting power, but it can drain the battery faster. On the other hand, a lower voltage conserves energy but might struggle with thick grass. Therefore, it’s important to consider your lawn size, terrain, and mower type when choosing the right battery size. Understanding these tradeoffs helps ensure you select a battery that meets your needs without compromising performance or convenience.
How to Determine the Right Battery Size for Your Lawn Mower
Selecting the right battery size starts with understanding your lawn mower’s specifications and your lawn care needs. First, check your mower’s manual or manufacturer’s website to find the recommended battery type, voltage, and amp-hour rating.
Next, consider your lawn size: a larger area might require a battery with higher capacity for extended run time. If you frequently mow a small lawn, a battery with a lower capacity might be sufficient and more cost-effective.
Additionally, think about your mowing habits. For frequent, heavy use, a larger battery with higher amp-hours (Ah) will provide more power and a longer runtime. However, this also means more weight and higher cost.
Conversely, a smaller battery may save on both weight and expense but might not last through a full session, leading to more frequent recharges. Balancing these factors ensures you choose a battery that fits your mower’s needs and your own convenience, optimizing performance without unnecessary expenditure.
How to Maintain Your Lawn Mower Battery for Longevity
Proper maintenance of your lawn mower battery can significantly extend its life and ensure consistent performance. Begin by regularly charging the battery according to the manufacturer’s instructions, as this helps prevent it from becoming over-discharged.
Over-discharging can damage the battery and reduce its lifespan, so avoid letting it drain completely before recharging. Store your battery in a cool, dry place to prevent damage from extreme temperatures and moisture.
If possible, disconnect the battery during long periods of inactivity to prevent self-discharge. Watch for signs of wear, such as a reduced run time or difficulty starting the mower, which indicates the battery might need replacement.
Balancing maintenance with usage is crucial. Frequent charging can be a hassle but helps maintain battery health, while neglecting it can lead to costly replacements. Proper care ensures you get the most from your battery, impacting both performance and costs.
FAQs
1. How often should I charge my lawn mower battery?
Answer: You should charge your lawn mower battery after each use, especially if it’s a lead-acid battery. For lithium-ion batteries, charging after every few uses is sufficient. Regular charging prevents over-discharge and helps extend battery life. Always follow the manufacturer’s guidelines for charging frequency and methods.
2. What are the signs that my lawn mower battery needs to be replaced?
Answer: Common signs of a battery needing replacement include reduced run time, difficulty starting the mower, or a battery that won’t hold a charge. If you notice these issues despite following proper maintenance, it may be time to replace the battery. Regularly check for any swelling or leaks as well, which indicate battery failure.
3. Can I use a different battery size than recommended for my lawn mower?
Answer: It’s important to use the battery size recommended by your lawn mower’s manufacturer. Using a different size can affect performance and potentially damage the mower. While a larger battery might provide longer run times, it can be heavier and more expensive. Conversely, a smaller battery might not provide enough power or run time, affecting your mowing efficiency. Always refer to your mower’s specifications for the correct battery size.