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Home
Performance Parts
Electrical
Battery & Battery Accessories
Dual Battery Isolator

Universal Dual Battery Isolator

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Type
Universal

Brand

Painless Wiring (3)
Powermaster (1)
Tow Ready (1)

Fitment

Universal Fit (5)

Type

Direct Fit (1)

Part Type

Dual Battery Isolator (5)

Price Range

$1 to $99 (2)
$100 to $199 (3)

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Universal Dual Battery Isolator

4 Product Groups

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Painless Performance Remote Solenoid Kits

Painless Wiring Solenoid Kit

From $99.99

250 Amp Solenoid
Ideal For Dual Battery Set Ups
Ideal For Ultra Heavy Duty Starter Solenoid
California Residents: WARNING

From $99.99

4.0 4.0 (1)

Painless Performance Dual Battery Control Systems

Painless Wiring 250 Amp Waterproof Dual Battery Current Control System

From $161.73

A three position switch enables different power combinations
Minimal alterations to the stock charging system are necessary
California Residents: WARNING

From $161.73

Powermaster Battery Isolators

Powermaster Battery Isolator

From $186.99

Battery Isolator
Max Alternator Output At 140 and 200 Amps
California Residents: WARNING

From $186.99

Tow Ready Battery Isolation Solenoids

Tow Ready Battery Isolation Solenoid

From $28.99

Cadmium plated isolator with terminal nuts and lock-washers. 3 terminal isolator for metal frame ground systems, 4 terminals has inuslated ground terminal for use with fiberglass or other non-conductive materials. Isolates starting battery, provides secondary battery current for auxiliary power and full time charging of both batteries.
California Residents: WARNING

From $28.99

5 Products

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4WP PROTECTION PLAN

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Painless Wiring Replacememt Solenoid - 40112

Part Number: PWP40112

Painless Wiring Replacememt Solenoid - 40112

4.0 4.0 (1)

How to Get it

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Fitment: Universal Fit
250 Amp Solenoid
Ideal For Dual Battery Set Ups
Ideal For Ultra Heavy Duty Starter Solenoid
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping on Orders Over $149.99

$99.99

$208.95

In-Stock Ships today ?

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Painless Wiring Replacememt Solenoid - 40112

Part #: PWP40112

4.0 4.0 (1)

$99.99

$208.95

In-Stock Ships today ?

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

In-Stock Ships today ?

Fitment: Universal Fit
250 Amp Solenoid
Ideal For Dual Battery Set Ups
Ideal For Ultra Heavy Duty Starter Solenoid
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping on Orders Over $149.99

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Part Number: POW906

Powermaster Battery Isolator - 906

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How to Get it

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Fitment: Universal Fit
Battery Isolator
Delco CS Series Application
140 Amps
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

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Qualifies for Free Shipping

$186.99

On Backorder

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Powermaster Battery Isolator - 906

Part #: POW906

$186.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
Battery Isolator
Delco CS Series Application
140 Amps
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Tow Ready Battery Isolation Solenoid - 118665

Part Number: TOW118665

Tow Ready Battery Isolation Solenoid - 118665

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3 Pole
12 Volt
Chassis Ground
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $149.99

$28.99

On Backorder

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Tow Ready Battery Isolation Solenoid - 118665

Part #: TOW118665

$28.99

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3 Pole
12 Volt
Chassis Ground
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $149.99

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

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First Name *:

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Must be at least 8 alphanumeric characters long and must contain at least 1 number.

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Yes, I would like to receive emails with the latest deals and specials.

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Painless Wiring 250 AMP Dual Battery Control - 40102

Part Number: PWP40102

Painless Wiring 250 AMP Dual Battery Control - 40102

4.0 4.0 (1)

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3 position switch for different power combinations
Minimal alterations to the stock charging system are necessary
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$161.73

$314.95

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Painless Wiring 250 AMP Dual Battery Control - 40102

Part #: PWP40102

4.0 4.0 (1)

$161.73

$314.95

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Universal Fit
3 position switch for different power combinations
Minimal alterations to the stock charging system are necessary
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

No, thanks