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Automotive RepairSourcing & Procurement3MediumProduct Designer / Engineer$ implied

Need a reliable, high-current, pulse-controlled contactor for car battery disconnect that switches state with each pulse without polarity reversal.

Off-the-shelf contactors typically require polarity reversal or continuous coil power, not pulse latching for high-current DC applications in automotive.

Severity

3Medium

Willingness to Pay

implied

Added

May 2, 2026

App Concept

AutoBatt PulseLatch 500

A high-current, vibration-resistant contactor with pulse latching (bi-stable) for car battery disconnect. Each pulse toggles ON/OFF without polarity reversal. Rated for 500A DC continuous, 12V control coil, designed for harsh automotive environments.

Key Features

Pulse latching: one SPST button toggles state
500A DC continuous rating at 12V
Vibration and temperature resistant (-40 to 85°C)
No polarity reversal needed; simple two-wire control

Target Users: Engineers and product designers in automotive repair, EV conversion, or accessory manufacturing who need a robust battery disconnect switch.

Revenue Model: $45-65 per unit direct sales to manufacturers and hobbyists

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