Mobile Marine Battery Replacement in Gulfport, FL

Gulfport is a laid-back waterfront town on Boca Ciega Bay with a working city marina, a mooring field off the beach and a lot of sailboats.
If your boat is in Gulfport, you don’t need to haul a 60-pound battery across a parking lot. We can install it at your dock, ramp or driveway. Installation is a flat $99 per battery ($249 for a 24V or 36V lithium bank); add it on the product page, or text (954) 743-0000 with questions. The $18 lead-acid core charge is waived when you book installation, because we take the old battery away.
You can shop lithium, AGM and lead-acid or house bank batteries online and add installation on the product page.
Boats and fishing on Boca Ciega Bay
Boca Ciega Bay holds trout, redfish and snook along the mangrove islands, and sheepshead around the docks in winter. Small bay boats and skiffs are common, but Gulfport is just as much a sailing town, with liveaboards and weekend cruisers that depend on house batteries for lights, refrigeration and anchor lights.
On the water in Gulfport
The Gulfport Municipal Marina has wet slips, dry storage and a public boat ramp, and it is a short run across Boca Ciega Bay toward Tierra Verde and the Pass-a-Grille Channel. Clam Bayou, on the east side of town, is a quiet nature preserve popular with paddlers. The waterfront along Shore Boulevard near the historic Casino is where many local sailboats swing on moorings.
Recommended battery setups
Sailboats
Sailboats and cruisers in Gulfport rely on a house bank for lights, refrigeration, instruments and an autopilot, plus a starting battery for the auxiliary engine. A bank of 6V golf-cart batteries wired in series is a traditional choice; lithium banks like the EPOCH 12V 300Ah or Battle Born 100Ah give more usable capacity and recharge faster from solar or the engine.
Bay boats and flats skiffs
In Gulfport, a typical inshore setup is a cranking battery for the outboard, two or three deep-cycle batteries for a 24V or 36V trolling motor, and an onboard charger to bring them all back overnight. Lithium is the popular upgrade because it holds full thrust until it is nearly empty and recharges quickly, but a good AGM deep-cycle battery is still a solid, lower-cost choice.
Small boats and paddle craft
Small boats and jon boats around Gulfport often run a small trolling motor and a fish finder. A 12V 50Ah or 100Ah lithium battery saves weight and keeps the trolling motor strong all day.
Storage and battery care for Gulfport boats
Moored sailboats in Gulfport rely on solar or the engine to recharge. Lithium house banks accept charge faster, which helps when the engine only runs for a short trip in and out of the mooring field.
Florida’s Gulf coast is hard on batteries for two reasons: heat and salt. Battery life drops quickly when a lead-acid battery sits above 90°F, and salt air corrodes terminals and cables. Sealed AGM and lithium batteries resist both better than flooded batteries, and none of them need water topping.
For Pinellas boats, sealed AGM or lithium batteries are worth the upgrade if your battery lives aboard on a lift or in a slip. Keep terminals coated, use a battery switch, and give lead-acid batteries a full charge after short sandbar trips that never let the engine top them up.
Ordering and scheduling
- Text us at (954) 743-0000 or order online. A photo of your current battery label and battery compartment helps us confirm the right size.
- Add installation on the product page; it’s available for ZIP codes in our installation area, including 33707.
- We’ll reach out to schedule the installation at a time that works for you. Installation is a flat $99 per battery ($249 for a 24V or 36V lithium bank); add it on the product page when you order.
- We install at your dock, ramp or driveway and take the old batteries with us, so there’s no core charge.
Recommended products
A few batteries that suit the boats we see most in Gulfport. Click through for current price and specs.
- EPOCH 12V 300Ah Essential Series LiFePO4 Battery (3.84kWh) (12V 300Ah LiFePO4, Group 31 footprint, 58 lb, internal heating for cold charging)
- EPOCH 36V 50Ah Essential Series LiFePO4 Battery (1.92kWh) (36V 50Ah LiFePO4, Group 31 footprint, 35 lb, internal heating for cold charging)
- Battle Born 30Ah 12V LiFePO4 Deep Cycle Battery – Base Series (12V 30Ah LiFePO4, 48.6 lb)
- Battle Born 100Ah 12V GC2 LiFePO4 Deep Cycle Batteries (12V 100Ah LiFePO4, Group GC2 footprint, 31 lb)
- Interstate LI31M36V50 36V 50Ah Group 31M Lithium Marine Battery (36V 50Ah LiFePO4, Group 31M footprint)
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EPOCH
EPOCH 12V 300Ah Essential Series LiFePO4 Battery (3.84kWh)
$1,249.00or 4 interest-free payments of $312.25
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EPOCH
EPOCH 36V 50Ah Essential Series LiFePO4 Battery (1.92kWh)
$749.00or 4 interest-free payments of $187.25
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Battle Born
Battle Born 30Ah 12V LiFePO4 Deep Cycle Battery – Base Series
$249.00or 4 interest-free payments of $62.25
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Battle Born
Battle Born 100Ah 12V GC2 LiFePO4 Deep Cycle Batteries
Price range: $799.00 through $1,049.00or 4 interest-free payments from $199.75
Select options This product has multiple variants. The options may be chosen on the product page
Gulfport marine battery FAQ
How much is installation?
Installation is a flat $99 per battery ($249 for a 24V or 36V lithium bank), and you can add it on the product page when you order. Questions about your boat’s setup? Text us at (954) 743-0000.
What should I have ready?
Make sure we can reach the battery compartment and that the boat is accessible at the dock, ramp or driveway. A photo of the current battery label helps us bring the right size.
Do you install batteries in Gulfport?
Yes. Gulfport is inside our installation area, which runs from Venice to Gainesville, FL. Installation is a flat $99 per battery ($249 for a 24V or 36V lithium bank), added when you order on the product page.
Can you install lithium batteries?
Yes, we install lithium (LiFePO4), AGM and flooded batteries for a flat $99 per battery ($249 for a 24V or 36V lithium bank). Add it on the product page when you order, or text us at (954) 743-0000 with questions. If you’re switching to lithium, check that your charger has a lithium profile; we sell chargers that do.
Is there a core charge on lead-acid batteries?
Lead-acid and AGM batteries carry an $18 core charge per battery. It is waived when you book installation and we take your old battery.
Other towns near Gulfport
See all towns in Pinellas County, or the full Florida mobile service area. Details on shipping and freight are on our shipping page, and our local install page explains how installation works (a flat $99 per battery, $249 for a 24V or 36V lithium bank).




