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Trolling motors draw steady deep-cycle power all day. The best lithium battery for minn kota trolling motor use is one with enough amp-hours, a 100A-class BMS and low-temp protection, at a weight your boat can carry. We compared four listings by capacity, cycles, safety and warranty, using only what each listing publishes.
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Quick picks
Best Overall Litime 12V 100Ah 2-Pack: 2-pack of 100Ah with Bluetooth, 4000+ cycles and 5-year warranty Check price on Amazon
Best Group 27 Litime 12V 100Ah Group 27: 100Ah with Bluetooth 5.0, 100A BMS and 5-year warranty Check price on Amazon
Best 36V Cymoye 36V 50Ah: 36V 50Ah with UL-certified cells and 1920Wh Check price on Amazon
The kits we chose
| # | Product | Solar Score | Buy |
|---|---|---|---|
| 1 | Litime 12V 100Ah 2-Pack | 9.7/10 | Buy on Amazon |
| 2 | Litime 12V 100Ah Group 27 | 9.7/10 | Buy on Amazon |
| 3 | Cymoye 36V 50Ah | 9.7/10 | Buy on Amazon |
| 4 |  Dyness 12V 100Ah Mini | 9.6/10 | Buy on Amazon |
Litime 12V 100Ah 2-Pack
A 2-pack of 12V 100Ah LiFePO4 batteries with Bluetooth and 100A BMS.
Pros
- 2-pack, 200Ah total
- Bluetooth monitoring
- 4000+ deep cycles stated
- 5 Years warranty stated
Cons
- 22.2 lbs each
- Not for starting stated
- Needs lithium charger for Bluetooth
- IP65, not submersion
Detailed Review
A 2-pack of 12V 100Ah LiFePO4 batteries with Bluetooth and 100A BMS.
Who it's for: someone running a 12V trolling motor within the stated capacity. Who should skip it: anyone needing a starting battery.
Its Solar Score of 9.7/10 comes from performance 33/35, build 21/25, value 21/25, safety 5/10 and warranty 3/5: 83 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Capacity | 100Ah each |
|---|---|
| Cycles | 4000+ |
| BMS | 100A |
| Warranty | 5 Years |
Figures as published on the retailer listing, collected 20 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. IP65 stated, so safety scores 5 of 10. 5 Years warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Battery safety. Charge with a charger and settings that match the stated chemistry, fuse the positive lead as the manual directs, cover terminals, keep within the stated temperature range, and never charge a damaged battery.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
Litime 12V 100Ah Group 27
A 12V 100Ah LiFePO4 battery in Group 27 with Bluetooth 5.0 and 100A BMS.
Pros
- Bluetooth 5.0 monitoring
- 4000+ cycles at 100% DOD stated
- 100A BMS with low-temp cut-off
- 5 year warranty stated
Cons
- 22.9 lbs
- Not for starting stated
- Group 27 size
- IP65, not submersion
Detailed Review
A 12V 100Ah LiFePO4 battery in Group 27 with Bluetooth 5.0 and 100A BMS.
Who it's for: someone running a 12V trolling motor within the stated capacity. Who should skip it: anyone needing a starting battery.
Its Solar Score of 9.7/10 comes from performance 33/35, build 21/25, value 20/25, safety 5/10 and warranty 3/5: 82 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Capacity | 100Ah |
|---|---|
| Cycles | 4000+ |
| BMS | 100A |
| Warranty | 5 year |
Figures as published on the retailer listing, collected 20 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. IP65 stated, so safety scores 5 of 10. 5 year warranty stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Battery safety. Charge with a charger and settings that match the stated chemistry, fuse the positive lead as the manual directs, cover terminals, keep within the stated temperature range, and never charge a damaged battery.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
Pros
- 36V, 1920Wh stated
- UL-certified cells stated
- 4000+ cycles stated
- IP65 housing stated
Cons
- 36V needs a 36V motor
- 1 year manufacturer stated
- 60A peak for 30 min only
- 12-month warranty in note
Detailed Review
A 36V 50Ah LiFePO4 battery with 50A BMS and UL-certified cells.
Who it's for: someone running a 36V trolling motor within the stated capacity. Who should skip it: anyone needing a starting battery.
Its Solar Score of 9.7/10 comes from performance 32/35, build 21/25, value 20/25, safety 6/10 and warranty 3/5: 82 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Capacity | 50Ah |
|---|---|
| Voltage | 36V |
| BMS | 50A |
| Warranty | 1 year |
Figures as published on the retailer listing, collected 20 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. UL-certified cells stated, so safety scores 6 of 10. 1 year manufacturer stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Battery safety. Charge with a charger and settings that match the stated chemistry, fuse the positive lead as the manual directs, cover terminals, keep within the stated temperature range, and never charge a damaged battery.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
Dyness 12V 100Ah Mini
A 12V 100Ah Bluetooth LiFePO4 battery in Group 24 at 20.9 lbs.
Pros
- Bluetooth 5.0 monitoring
- 1280Wh, Group 24 compact
- 20.9 lbs stated
- 5 Year Manufacturer stated
Cons
- No stated safety certification
- Low-temp protection is a feature
- Charge at 0.2C recommended
- Not for starting
Detailed Review
A 12V 100Ah Bluetooth LiFePO4 battery in Group 24 at 20.9 lbs.
Who it's for: someone running a 12V trolling motor within the stated capacity. Who should skip it: anyone needing a starting battery.
Its Solar Score of 9.6/10 comes from performance 32/35, build 21/25, value 20/25, safety 0/10 and warranty 3/5: 76 of 100 points, placed on our 9.2 to 9.8 scale.
Key Specifications
| Capacity | 100Ah |
|---|---|
| Energy | 1280Wh |
| Weight | 20.9 lbs |
| Warranty | 5 Year |
Figures as published on the retailer listing, collected 20 October 2026. Performance figures are manufacturer rated.
Safety and Warranty
What this listing states. No battery management system, protection or listing is stated, so safety scores zero. 5 Year Manufacturer stated. It does not say everything a buyer needs, such as who pays return shipping, so warranty scores 3 of 5. See How We Pick.
Battery safety. Charge with a charger and settings that match the stated chemistry, fuse the positive lead as the manual directs, cover terminals, keep within the stated temperature range, and never charge a damaged battery.
This is general buying information, not professional advice. Follow each product manual and local rules, and see our Safety Disclaimer.
As an Amazon Associate I earn from qualifying purchases.
Numbers side by side
| Battery | Solar Score | Capacity | Cycles | Warranty | Amazon |
|---|---|---|---|---|---|
| Litime 12V 100Ah 2-Pack | 9.7/10 | 100Ah each | 4000+ | 5 years | View on Amazon |
| Litime 12V 100Ah Group 27 | 9.7/10 | 100Ah | 4000+ | 5 year | View on Amazon |
| Cymoye 36V 50Ah | 9.7/10 | 50Ah | 4000+ | 1 year | View on Amazon |
| Dyness 12V 100Ah Mini | 9.6/10 | 100Ah | Not stated | 5 Year | View on Amazon |
Specifications are manufacturer rated as listed, collected 20 October 2026. Capacities run 50Ah to 100Ah per unit.
Where the points went
The Solar Score weighs capacity and cycles, build, safety and warranty. Four listings state a warranty term: three at 5 years, the Cymoye at 1 year. How we pick explains the weights.
| Product | Solar Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| Litime 12V 100Ah 2-Pack | 9.7 | 33 | 21 | 21 | 5 | 3 |
| Litime 12V 100Ah Group 27 | 9.7 | 33 | 21 | 20 | 5 | 3 |
| Cymoye 36V 50Ah | 9.7 | 32 | 21 | 20 | 6 | 3 |
| Dyness 12V 100Ah Mini | 9.6 | 32 | 21 | 20 | 0 | 3 |
Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.
How to choose the best lithium battery for minn kota trolling motor
Match the voltage
Three listings are 12V batteries; the Cymoye is 36V with 1920Wh. Match the battery voltage to your motor. For more options, see our lifepo4 batteries roundup.
Cycles and BMS
Three listings state 4000+ deep cycles. BMS ratings: 100A on the Litime and Dyness, 50A on the Cymoye. Low-temp protection is stated on the Litime and Dyness.
| Battery | Capacity | Cycles | BMS | Weight |
|---|---|---|---|---|
| Litime 12V 100Ah 2-Pack | 100Ah each | 4000+ | 100A | 22.2 lbs |
| Litime 12V 100Ah Group 27 | 100Ah | 4000+ | 100A | 22.9 lbs |
| Cymoye 36V 50Ah | 50Ah | 4000+ | 50A | Not stated |
| Dyness 12V 100Ah Mini | 100Ah | Not stated | 100A | 20.9 lbs |
Figures as stated in each listing.
Weight and size
Weights run 20.9 to 22.9 lbs stated: the Dyness at 20.9 lbs, the Litime 2-pack at 22.2 lbs each, the Litime Group 27 at 22.9 lbs. Group sizes: 24, 27 and 31 stated.
Sizing Notes
- Match battery voltage to the motor: 12V or 36V.
- Size amp-hours to your fishing day.
- Charge with a lithium charger per the listing.
- Store above freezing per the low-temp guidance.
FAQ: power away from the grid
Which battery has the longest warranty?
The Litime and Dyness at 5 years stated.
Which listings have Bluetooth?
The Litime 2-pack, Litime Group 27 and Dyness.
Which battery is 36V?
The Cymoye at 36V 50Ah.
Which is the lightest?
The Dyness at 20.9 lbs stated.
Related solar guides
See every lifepo4 batteries guide.
More picks: browse lifepo4 batteries.
