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BATTERY DOCTOR Battery Isolator Disconnect Switch: In-Line Rotary, In-Line, Negative, 12V - Battery Disconnect Switches
BATTERY DOCTORBattery Disconnect Switches

BATTERY DOCTOR Battery Isolator Disconnect Switch: In-Line Rotary, In-Line, Negative, 12V

The BATTERY DOCTOR Battery Isolator Disconnect Switch is an in-line rotary switch with negative polarity, rated for 12V maximum voltage and 2,500 A maximum surge current, featuring copper contacts (MPN 20256).

SKU 3G-OTH-497592

Brand
BATTERY DOCTOR
Item
Battery Isolator Disconnect Switch: In-Line Rotary, In-Line, Negative, 12V
Category
Battery Disconnect Switches
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Technical Specifications

BATTERY DOCTOR
Manufacturer Part Number
20256
Type
In-Line, Negative, 12V, 2,500 A
Polarity
Negative
Maximum Voltage
12V
Contact Material
Copper
Maximum Surge Current
2,500 A
View Full Spec Sheet

Technical Documents

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BATTERY DOCTOR Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BATTERY DOCTOR Battery Isolator Disconnect Switch is an in-line rotary switch with negative polarity, rated for 12V maximum voltage and 2,500 A maximum surge current, featuring copper contacts (MPN 20256).

Frequently Asked Questions

What is a BATTERY DOCTOR Battery Isolator Disconnect Switch used for?

This in-line rotary switch isolates the battery from the electrical system, preventing parasitic drain and enabling safe maintenance. It is commonly used in vehicles, marine, and industrial equipment where a reliable 12V disconnect is needed.

What are the specifications of the BATTERY DOCTOR 20256 battery disconnect switch?

The BATTERY DOCTOR 20256 is a negative-polarity, in-line rotary switch rated for 12V maximum voltage and 2,500 A maximum surge current. It features copper contacts for high conductivity and durability.

Where to buy a BATTERY DOCTOR battery disconnect switch worldwide?

3G Electric supplies the BATTERY DOCTOR 20256 battery disconnect switch worldwide. We handle full logistics, customs clearance, and delivery to your location, ensuring you receive the correct part for your application.

How to install a BATTERY DOCTOR in-line battery disconnect switch?

Install the switch in the negative battery cable, ensuring the cable is disconnected from the battery first. Secure the copper terminals tightly, and verify the switch operates smoothly before reconnecting power. Always follow manufacturer guidelines.

Used in

Common applications for BATTERY DOCTOR
Fleet maintenance — BATTERY DOCTOR 31200 Series circuit breakers for overcurrent protection in truck electrical systems
Automotive wiring harness repair — BATTERY DOCTOR GPT primary wires (20 AWG, 22 AWG) for replacing damaged low-voltage cables
Industrial control panels — BATTERY DOCTOR primary wires for internal wiring of 60 V control circuits
Marine battery systems — BATTERY DOCTOR circuit breakers for protecting DC circuits on boats
Off-road equipment — BATTERY DOCTOR 31200 Series breakers for resettable protection in ATVs and utility vehicles
Battery charger connections — BATTERY DOCTOR primary wires for extending charger leads in workshop environments

BATTERY DOCTOR Products

3G Electric supplies BATTERY DOCTOR battery disconnect switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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