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BATTERY DOCTOR SPST Momentary On/Off Toggle Switch - Automotive Toggle Switches
BATTERY DOCTORAutomotive Toggle Switches

BATTERY DOCTOR SPST Momentary On/Off Toggle Switch

The BATTERY DOCTOR Automotive Switch is a SPST momentary on/off toggle switch (MPN 20509) with a silver actuator and black stem. It features a high-current design, panel-mount style, two connections, and 1/4 in male…

SKU 3G-OTH-516136

Brand
BATTERY DOCTOR
Item
SPST Momentary On/Off Toggle Switch
Part Number
20509
Category
Automotive Toggle Switches
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

BATTERY DOCTOR
Manufacturer Part Number
20509
Type
SPST, Momentary On/Off, Silver
Features
High Current Switch
Terminals
1/4 in Male
Stem Color
Black
Connections
2
Switch Type
Toggle Switch
Contact Form
SPST
Actuator Color
Silver
Mounting Style
Panel Mount
Switch Function
Momentary On/Off

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

Product Description

The BATTERY DOCTOR Automotive Switch is a SPST momentary on/off toggle switch (MPN 20509) with a silver actuator and black stem. It features a high-current design, panel-mount style, two connections, and 1/4 in male terminals.

Frequently Asked Questions

What is the BATTERY DOCTOR 20509 toggle switch used for?

The BATTERY DOCTOR 20509 is a SPST momentary on/off toggle switch designed for high-current automotive applications. It is commonly used to control battery circuits, auxiliary lighting, or other 12 VDC loads in vehicles, providing reliable panel-mount switching with 1/4 in male terminals.

What are the specifications of the BATTERY DOCTOR 20509 switch?

The BATTERY DOCTOR 20509 is a SPST momentary on/off toggle switch with a silver actuator and black stem. It features a high-current design, panel-mount style, two connections, and 1/4 in male terminals. The switch function is momentary on/off, and the contact form is SPST.

Where to buy the BATTERY DOCTOR 20509 switch worldwide?

3G Electric supplies the BATTERY DOCTOR 20509 toggle switch to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this high-current SPST momentary switch for your automotive or industrial application.

How to install a BATTERY DOCTOR panel-mount toggle switch?

To install the BATTERY DOCTOR 20509, drill a panel hole to the manufacturer's recommended diameter, insert the switch through the front, and secure it with the included locknut. Connect the 1/4 in male terminals to your circuit using female quick-disconnect connectors, ensuring proper polarity for momentary on/off operation.

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 automotive toggle switches. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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SPST toggle switch with Off/On function, silver actuator, black stem, and duckbill toggle design. Features two 1/4 in male terminals for panel mounting in automotive electrical systems. Suitable for battery disconnect, accessory control, or general 12 VDC circuit switching in vehicles, boats, and off-road equipment
BATTERY DOCTOR
SPST toggle switch with Off/On function, silver actuator, black stem, and duckbill toggle design. Features two 1/4 in male terminals for panel mounting in automotive electrical systems. Suitable for battery disconnect, accessory control, or general 12 VDC circuit switching in vehicles, boats, and off-road equipment

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