BATTERY DOCTORAutomotive Rocker Switches

BATTERY DOCTOR SPST Off/On Rocker Switch with Red LED

The BATTERY DOCTOR Automotive Switch is a SPST rocker switch with an Off/On function, black actuator and stem, and a red LED indicator. It features 3 slip male terminals and panel-mount design (MPN 20550).

SKU 3G-OTH-504791

Brand

BATTERY DOCTOR

Item

SPST Off/On Rocker Switch with Red LED

Local availability & support

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

20550

Type

SPST, Off/On, Black, Black, Red LED 

Features

Red LED 

Terminals

Slip Male 

Stem Color

Black 

Connections

3

Switch Type

Rocker Switch 

Contact Form

SPST 

Actuator Color

Black 

Mounting Style

Panel Mount 

Switch Function

Off/On 

Technical Documents

No technical documents available for this product.

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BATTERY DOCTOR Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the BATTERY DOCTOR 20550 rocker switch used for?

The BATTERY DOCTOR 20550 is a SPST rocker switch with Off/On function and a red LED indicator, designed for panel-mount applications in automotive, marine, and off-road equipment where a simple on/off control with visual status is needed.

What are the specifications of the BATTERY DOCTOR 20550 switch?

The BATTERY DOCTOR 20550 is a SPST rocker switch with Off/On function, black actuator and stem, 3 slip male terminals, and a red LED. It features panel-mount style and is rated for 12 VDC or 24 VDC automotive circuits.

Where to buy the BATTERY DOCTOR 20550 rocker switch worldwide?

3G Electric supplies the BATTERY DOCTOR 20550 rocker switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you receive genuine BATTERY DOCTOR parts for your automotive or marine panel project.

How to install the BATTERY DOCTOR 20550 panel-mount rocker switch?

To install the BATTERY DOCTOR 20550, cut a standard panel opening, insert the switch from the front, and secure it with the retaining nut. Connect the 3 slip male terminals to your circuit: common, load, and LED ground. Ensure power is off before wiring.

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

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