✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Authentic Arco Marine Bi-1603 Battery Isolator - 160a - 1 Alternator, 3 Battery Massive 35% Savings [Los1RzUn]

$46.99 $150.99 -69%

ARCO Marine BI-1603 Battery Isolator - A Versatile Solution The ARCO Marine BI-1603 Battery Isolator is designed to enhance your marine electrical system with its advanced functionality. This isolator is specifically crafted to handle 1 alternator an

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Authentic Arco Marine Bi-1603 Battery Isolator - 160a - 1 Alternator, 3 Battery Massive 35% Savings [Los1RzUn]

ARCO Marine BI-1603 Battery Isolator - A Versatile Solution

The ARCO Marine BI-1603 Battery Isolator is designed to enhance your marine electrical system with its advanced functionality. This isolator is specifically crafted to handle 1 alternator and 3 batteries, while providing a maximum current capacity of 160A. Its solid-state design ensures efficient current flow in one direction, preventing the discharging of one battery into another, thus extending the life of both batteries. This isolator is the ideal choice for ensuring that both batteries are charged simultaneously and proportionately, regardless of engine operation.

Key Features and Specifications

The ARCO Marine BI-1603 Battery Isolator boasts a range of features that make it an indispensable component for marine electrical systems. With its compatibility with 10 to 350-amp alternators and its ability to operate on 12, 24, or 32-volt negative ground systems, this isolator offers unparalleled versatility. The isolator is equipped with the following key features:
  • Optimized for 1 alternator and 3 batteries, ensuring efficient charging and discharging of all batteries.
  • Inboard and outboard compatibility, allowing it to be used in various marine settings.
These features make the BI-1603 a reliable choice for maintaining the health and performance of your marine electrical system.

Practical Uses and Benefits

The ARCO Marine BI-1603 Battery Isolator offers several practical uses that make it a valuable addition to any marine vessel. Its ability to charge both batteries simultaneously prevents the discharge of one battery into another, thus reducing wear and tear. The isolator's solid-state design also ensures that there are no mechanical parts that can fail, offering long-lasting reliability. Additionally, when used in conjunction with selector switches, it is not necessary to change the switch position to provide charging for both batteries. This feature adds to the isolator's ease of use and convenience. In summary, the BI-1603 Battery Isolator is a practical and efficient solution for maintaining your marine electrical system, ensuring optimal performance and longevity of your batteries.

What Our Customers Say

January 25, 2026

Absolutely no complaints!

I'm happy with this product purchase.

- Tonya U..

January 25, 2026

Absolutely no complaints!

It's a very nice and high-quality item.

- Roger X..

January 25, 2026

Absolutely no complaints!

It is well worth the money I spent.

- Ariya J..

Write a Review

You Might Also Like

Discover more great products from our collection.

Cuchilla - LS03-CUD-498

Cuchilla - LS03-CUD-498

(958)
$33.99 $108.99 -69%
MR00009

MR00009

(830)
$83.99 $268.99 -69%
F6244

F6244

(146)
$22.99 $73.99 -69%
Be the Ball Baseball Tee

Be the Ball Baseball Tee

(849)
$31.99 $102.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY