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3G Electric
BATTERY DOCTOR In-Line Battery Disconnect Switch - Battery Disconnect Switches
BATTERY DOCTORBattery Disconnect Switches

BATTERY DOCTOR In-Line Battery Disconnect Switch

The BATTERY DOCTOR Master Disconnect Switch is an in-line rotary battery disconnect switch with a negative polarity, rated for 12V and 500 A max current (5,000 A surge). It features silver-plated copper contacts (MPN…

SKU 3G-OTH-497596

Also listed as: 202437 · 20243 7

Brand
BATTERY DOCTOR
Item
In-Line Battery Disconnect Switch
Part Number
20243-7
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
20243-7
Type
In-Line, Negative, 12V
Polarity
Negative
Max Current
500 A
Maximum Voltage
12V
Contact Material
Silver Plated Copper
Maximum Surge Current
5,000 A

Technical Documents

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

Product Description

The BATTERY DOCTOR Master Disconnect Switch is an in-line rotary battery disconnect switch with a negative polarity, rated for 12V and 500 A max current (5,000 A surge). It features silver-plated copper contacts (MPN 20243-7). 3G Electric interprets demand and delivers this switch across 14 industrial departments, with specialist depth in electrical controls as an authorised distributor.

Frequently Asked Questions

What is the BATTERY DOCTOR Master Disconnect Switch used for?

The BATTERY DOCTOR Master Disconnect Switch (MPN 20243-7) is used to isolate battery power in vehicles, marine systems, and industrial equipment. It provides a safe, manual disconnect for maintenance, emergency shutdown, or theft prevention. 3G Electric supplies this switch across 14 industrial departments, with specialist depth in electrical controls.

What are the specifications of the BATTERY DOCTOR Master Disconnect Switch?

The BATTERY DOCTOR Master Disconnect Switch is an in-line rotary switch with negative polarity, rated for 12 V and 500 A max continuous current, with a 5,000 A surge capacity. It features silver-plated copper contacts for reliable conductivity. The manufacturer part number is 20243-7.

Where to buy the BATTERY DOCTOR Master Disconnect Switch worldwide?

3G Electric supplies the BATTERY DOCTOR Master Disconnect Switch (MPN 20243-7) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this switch.

How to install the BATTERY DOCTOR Master Disconnect Switch?

Install the BATTERY DOCTOR Master Disconnect Switch by disconnecting the battery negative terminal first. Mount the switch securely in-line with the negative cable using appropriate hardware. Ensure all connections are tight and corrosion-free. Always follow manufacturer instructions and safety guidelines for 12 V systems.

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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