Thousands of in stock items that ship same day

Our range of lightweight compact 12V Lithium Ion kayak batteries are specially designed to power all electronics onboard a fishing kayak. The main advantages of Li-Ion over Pb (lead acid) batteries is their compact size, light weight (roughly weighing 1/6

FPV-10354 - Parallel Wiring Coupler 60A - IP67 Rated Waterproof
Discription:

FPV-Power makes it easy for you to wire your 50A Lithium Batteries in parallel.  The Parallel Wiring Coupler is Plug and Play, no wiring and soldering connections just plug y
20A 12 Volt Charger LiFePO4
Our Hybrid Cranking Battery built using a Maxwell 16v 500F Super Capacitor and a LiFePO4 25ah battery nicely tucked into a common NS70 battery size case. This is a direct replacement for any engine that needs less than 1900 CCA!
Warranty: 5 years
FPV-Power 10A Charger
FPV10233-V3 X 3 - 12 Volt - 150Ah Lithium Ion Batteries (3 - 50Ah in Parallel)
Power your electric motor with our FPV-POWER Lithium Ion Polymer Battery packs! Our batteries weigh about 1/5th of the weight of a comparable Lead Acid and are physically much
FPV-Power Prop And Shear Pin For FPV 28Lb Trolling Motor
FPV-Power Prop + Shear Pin - For FPV - 28Lb Trolling Motor
Our new FPV-POWER 28lb motor with built in PWM throttle control allows for precise speed adjustments and provides maximum efficiency at all speeds.
Charge your LiFePO4 batteries with ease using the FPV-Power 10A 12 Volt Charger. With versatile input compatibility (110V - 245VAC~50/60Hz) and a robust output of 14.6V at 10A, this charger ensures efficient and reliable charging. Plus, enjoy peace of min
The Lithium Kayak Battery refines the kayak battery beyond the heavy and cumbersome marine batteries of the past. Lightweight, water resistant with multiple output options, superior efficiency, power and amp hours.
The LiFePO4 Battery refines the kayak battery beyond the heavy and cumbersome marine batteries of the past. Lightweight and Durable, the LiFePO4 Battery excels in form and function. Multiple accessory options, superior efficiency, power and amp-hours.
5A 12Volt Charger LiFePO4
FPV10431 - 12 Volt - 110Ah LifePO4 Lithium Battery
The LiFePO4 Battery refines the kayak battery beyond the heavy and cumbersome marine batteries of the past. Lightweight and Durable, the LiFePO4 Battery excels in form and function, with multiple accesso

FPV-Power 12V 50Ah LiFePO4 Battery

Sale
$459.00 $349.00
FPV10429 - 12 Volt - 50ah LifePO4 Lithium Battery
The LiFePO4 Battery refines the kayak battery beyond the heavy and cumbersome marine batteries of the past. Lightweight, Durable, the LiFePO4 Battery excels in form and function, with multiple accessory
16MM Twin Waterproof Cable Gland Waterproof
Our waterproof twin glands are perfect for passing two cables through your hull whilst maintaining a completely waterproof seal.

Specifications:

Accommodates 4mm (5/32") - 6.5mm (1/4") cable.
Requires a
LifePO4 to FPV Female Adapter- Used to allow you to connect your FPV LifePO4 Battery terminal connectors to the rest of the FPV accessories.
This part allows you to put a charging port on your kayak for your FPV-Power Waterproof Batteries.  
FPV_SB50-2 - SB®50 STANDARD HOUSINGS GRAY
Want to know how many volts your FPV Lithium Ion Battery has left?

This is the tool you need, FPV-Power Voltage Tester. 
FPV110482 - FPV-Power Wiring Harness MC4 to SB50 Anderson Plug 60A - 10Awg

SB50 Anderson Powerpoles Plug 60A
MC4 Solar Plug 60A
Adapter 50Ah FPV-Power Waterproof Battery Connectors
Easy connectors for your Trolling Motor
Extra SB50 Anderson Plug
FPV10798 - 24 Volt - 75ah LifePO4 Lithium Battery
FPV10800 - 50Ah - 24Volt LifePO4 Lithium Battery
FPV Power 28 LB. Thrust Trolling Motor Combo Pack 
It allows you to be able to mount 3 accessories on the rear at once!

Visit Mariner Sails retail store

Mariner Sails, Inc., 11110 N. Stemmons Fwy, Dallas, TX 75229, 972-241-1498

Come down to our retail store to experience the largest collection of Kayaks - be amazed by the vast options in accessories or come have a chat with our staff members - experienced sailors, kayak anglers, windsurfers - with over 100 years of combined "on-the-water" experience.

9am - 5pm Monday- Friday (Temporary Hours)
10am - 4pm Saturday (Loft Closed on Saturday)

Learn more about our store

Serving water sports enthusiasts for over forty seven years specializing in Kayaking, Windsurfing, SUP, Sailing and Sail Making.

5K+

Happy Customers

50K+

Products in Stock

47+

Years and counting