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
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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).
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
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 DOCTORBATTERY 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.









