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3G Electric
BATTERY DOCTOR In-Line Battery Disconnect Switch, Negative, 12V, 2500A - Battery Disconnect Switches
BATTERY DOCTORBattery Disconnect Switches

BATTERY DOCTOR In-Line Battery Disconnect Switch, Negative, 12V, 2500A

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
In-Line Battery Disconnect Switch, Negative, 12V, 2500A
Part Number
20256
Category
Battery Disconnect Switches
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

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

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 corrosion inhibitor MPN 16204 applied to battery terminals on trucks and buses to prevent acid buildup.
Heavy equipment electrical systems — Battery Doctor toggle switch MPN 20561 used for on/off control of auxiliary lighting on construction machinery.
Vehicle panel mounting — Battery Doctor switch panel MPN 20591 used to mount indicator lights in truck cabs.
Marine battery systems — Battery Doctor corrosion inhibitor MPN 16201 applied to terminal connections to reduce corrosion in humid environments.
Industrial battery rooms — Battery Doctor switch panel MPN 20590 used to organize control switches for stationary battery banks.
Bus electrical maintenance — Battery Doctor toggle switch with guard MPN 20565 installed to prevent accidental activation of battery disconnect circuits.
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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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