The 12V 50Ah Deep Cycle Battery from Newport offers lightweight, reliable power for small boats and kayaks. With Sealed AGM Lead Acid technology, it ensures safe, efficient, and long-lasting performance on the water.

30.02 LBS

Sealed Lead Acid

Trolling Motor Compatible

12v 50Ah

30.02 LBS

Sealed Lead Acid

Trolling Motor Compatible

12v 50Ah

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Fast & tracked Delivery
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30-DAY RETURNS
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2-YEAR WARRANTY
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legendary customer service

12V50Ah AGM

Introducing Newport's latest innovation – the 12V50Ah Deep Cycle Battery, meticulously designed for small boat and kayak enthusiasts. Immerse yourself in the core of reliability and efficiency as you power your watercraft with this exceptional battery. Crafted with a focused commitment to performance, Newport's Deep Cycle Battery stands as a lightweight powerhouse, offering an unparalleled power source without compromising on portability. The safety of your on-water experience is assured through Sealed AGM Lead Acid Battery technology, eliminating concerns about leaks and spills.

THE NEWPORT DIFFERENCE

Power Your Adventures
With Peace Of Mind

Say Goodbye To Hit-or-Miss Performance And Hello To Uninterrupted Fun On The Water With Our Advanced Technology

Lightweight Dominance

  • At 30 lbs, this battery is your ticket to dominating the waters with ease.

Sealed Confidence

  • 100% Sealed Lead Acid technology ensures a secure and worry-free on-water experience.

Optimized for Trolling Motors, Applies Everywhere

  • 12V50Ah output Optimized for use with Newport trolling motors and built to power all your 12V boating electronics.

Empowering Your Boating Experience

THE SPECS // AT A GLANCE

Unlocking the Potential of Newport Motors

  • Voltage: 12V
  • Capacity: 50Ah
  • Chemistry: SLA (AGM)
  • Weight: 30 lbs
  • Dimensions: 13"x6.7"x9.8"
  • Life Cycles: 600-800
  • Max Charge Voltage: 14.4
  • Max Charge Current: 16.5A
  • Peak Current: 550(5s)
  • Case Type: ABS
Money back guarantee

30 Days Money-Back Guarantee

the Newport difference

Discover the Superiority of Newport Batteries

Compare Battery Models Below
Product
Voltage
Capacity
Chemistry
Weight
Dimensions
Bluetooth Monitoring
3% Throttle Runtime
50% Throttle Runtime
100% Throttle Runtime
BCI Group
Charger Included
12V
50Ah
SLA (AGM)
38lbs
L13"XW6.7"XH9.8"
No
5.3 Hrs
3.2 Hrs
1 Hr
21
No
24V
50Ah
LIFEPO4
22lbs
L12.9”XW6.7”XH8.4”
Yes
39.2 Hrs
2.4 Hrs
1.2 Hrs
31
No
36V
40Ah
LIFEPO4
28.9lbs
L12.9”XW6.7”XH8.4”
Yes
39.2 Hrs
2.4 Hrs
1.2 Hrs
31
No
36V
30Ah
LIFEPO4
24.3lbs
L10.2”XW6.6”XH8.3”
Yes
30 Hrs
2 Hrs
1 Hr
24
No
Money back guarantee

30 Days Money-Back Guarantee

tried and trusted

Take It From These Avid Anglers

Read Real Testimonials From Satisfied Customers

Customer Reviews
4.8 Based on 19 Reviews
5 ★
89% 
17
4 ★
5% 
1
3 ★
0% 
0
2 ★
5% 
1
1 ★
0% 
0
Customer Photos
Write a Review Ask a Question

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Filter Reviews:
08/29/2024
BB
Bruce B.
United States United States

Flawless

Just received my order yesterday. Looking forward to using them. However, I was so impressed with the attention to detail and quality of the product I just felt I should comment. Everything was maticulessly thought out and support was amazing. Keep up the good work.

08/21/2024
DO
Dennis O.
United States United States

Battery exchange

A1 we had a little problem with the first battery but you jumped on it and everything was solved vary quick! Thank you for being prompt

08/20/2024
JT
James T.
United States United States

First purchase

I have only used the item once and it worked great. The battery came fully charged and in excellent condition. Service was great.

08/12/2024
DO
Dennis O.
United States United States

Customer service

Haven’t been able to use it yet as the battery was cracked!I called the day it was delivered and am hoping this get resolved quickly!

Newport Vessels Newport 12V 50Ah Deep Cycle Marine Battery ReviewNewport Vessels Newport 12V 50Ah Deep Cycle Marine Battery Review
05/27/2024
SI
Scott I.
United States United States

Awesome customer service.

Approx three months ago I made my first purchase from Newport buying a trolling motor & battery for my fishing kayak. I couldn’t be anymore pleased with the products. In fact, I purchased a second motor & battery for my son’s kayak which is a different model so I had questions. The Newport employee that I spoke with took the time to explain the differences in the products and what would work best with my kayak. Scott I

05/10/2024
CS
Chris S.
United States United States

Hbxl Outdoors Aproved

I received my Newport battery last week! Since, I've put this bad boy to the test!! The battery life is unmatched! I will be 100% purchasing another one.

05/08/2024
TB
Tony B.
United States United States

Another great product from Newport

Works Great !!! Charged up was real easy and the run time was so much better then my old battery. Thanks again Newport.

05/01/2024
PM
Paul M.
United States United States

Battery, battery box , kayak motor

Very efficient and was easy to buy

04/26/2024
JB
James B.
United States United States

Incorrect weight on battery

I purchased this battery for the weight listed online and since it’s the same brand has my motor it’s for a kayak. It’s much heavier then it says almost 10 pounds

04/11/2024
PW
Philip W.
United States United States

Great service, great products. Glad I did business with Newport.

02/23/2024
RW
Richard W.
United States United States

Battery replacement

Very good excellent customer help

08/23/2023
MS
Matthew S.
United States United States

Purely impressed

From the customer service to the product in that order this company is amazing and so is everything it makes. I got a good amount of time out of the battery with a little over 600 lb of weight riding in my boat on black Black Butte lake. we cruised man easily and with confidence.

Newport Vessels Newport 12V 50Ah Deep Cycle Marine Battery Review
08/03/2023
TG
Tyler G.
United States United States

Buy it with the trolling motor to get money off

Long lasting

07/23/2023
BK
Bill K.
United States United States

convenient battery for powering our dinghy

great - small size and not too heavy so easy to handle moving back and forth from sailboat to a dinghy. It powered our dinghy for a week of short trips to shore on one charge

07/21/2023
ES
Edward S.
United States United States

Kayak 55 lb. thrust trolling motor and 50 Ah deep cycle battery

I have fished twice with my new motor and battery and have had lots of fun! After charging the battery the first time, I contacted Newport Vessels because one of the battery caps popped off during charging. Newport asked me to submit a warranty claim and they are sending me a replacement battery! Wow--extremely fast customer service. The trolling motor works really well.

Newport Vessels Newport 12V 50Ah Deep Cycle Marine Battery ReviewNewport Vessels Newport 12V 50Ah Deep Cycle Marine Battery Review
03/07/2023
WR
WILLIAM R.
United States United States

new battery

great little battery it is smaller but very powerful

Find Answers to Your Questions

Frequently Asked Questions

  • Battery Connection Methods
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    See details here

  • What Battery Fits the Smart Battery Box?
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    The Newport 12V 50AH Deep Cycle battery fits the Smart Battery Box.

    Otherwise Group 24 or Group 27 Marine batteries fit best into our Smart Battery Box. Also, Deep Cycle Batteries rated 50-100AH will generally fit inside the Smart Battery Box. 

    You can also compare your battery agains the max dimensions our Smart Battery Box can handle: 13 3/4" Long x 7 1/2" Wide x 10" Tall