Need a smart switch that automatically routes power between a Tesla charger and a hot tub, depending on whether a vehicle is charging.

No off-the-shelf smart load-sharing device specifically for alternating between an EV charger and a hot tub based on charging status.

Severity

3Medium

Willingness to Pay

implied

Added

Jun 7, 2026

App Concept

ChargeShare Switch

ChargeShare Switch is a smart load management relay that automatically diverts power from an EV charger to a secondary load (like a hot tub) when the EV is not charging. It monitors the EV charger's active state using current sensing or communication, and switches the circuit accordingly. No manual intervention needed.

Key Features

Automatically detects EV charging status and toggles circuit to secondary device
Supports up to 60A loads for both EV and secondary appliance
Wireless remote monitoring and manual override via mobile app
Easy installation in standard electrical panel or junction box

Target Users: Residential electricians and homeowners with shared circuits for EV chargers and high-power appliances

Revenue Model: $199 per unit hardware sale, plus optional $5/mo cloud monitoring subscription

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