Trolling Motor Battery Sizing & Runtime Solver

Calculate exact hours on the water, amp draw, and battery bank requirements comparing Lithium LiFePO4 vs Lead-Acid marine batteries.

Motor Voltage & Battery Bank

Marine Electrical
Ah

Continuous Runtime & Electrical Spec

Estimated Continuous Runtime
4.0 Hours
Current Draw 25.0 Amps
Usable Energy 1,200 Wh
Breaker Spec 60A Breaker
Usable Capacity 100.0 Ah (100% Depth of Discharge)
Spot-Lock / GPS Anchor Runtime ~8 to 12 Hours in Moderate Current
Lithium Weight Advantage LiFePO4 saves 70% battery weight vs Lead-Acid

βš“ Top Marine Electronics & Boat Maintenance Gear

Amazon Verified Picks
πŸ—ΊοΈ
Garmin ECHOMAP UHD2 73sv Touchscreen Chartplotter & Sonar
Ultra-high definition ClearVΓΌ and SideVΓΌ scanning sonar with preloaded US LakeVΓΌ inland nautical navigation charts.
Top Chartplotter View on Amazon β†’
πŸ”‹
NOCO Genius GENPRO10X2 Waterproof On-Board Marine Charger
2-bank 20A smart battery tender and maintainer for 12V marine starter and deep-cycle trolling batteries.

🎁 Exclusive Boater & Marina Cash Back Rewards

Verified Partner Offers
πŸ’Έ
Freecash: Instant Cash & Daily Earnings
Earn free PayPal cash or gift cards while relaxing on the water to offset marina fuel and dock fees. Claim a free starter bonus.
πŸ’³
Benjamin: Auto Cash Back on Marine Gas & West Marine Gear
Stack automatic cash back on fuel dock fill-ups, tackle stores, and marine hardware purchases. Withdraw directly to checking.
Copied to clipboard! ✨