ProbeGuard Recovery Tool

App Concept

ProbeGuard Recovery Tool

A firmware recovery dongle and app that lets technicians restore bricked HVAC probes after battery swaps. It bypasses corrupted bootloaders and reflashes the device without sending it back to the manufacturer.

Key Features

Dongle that connects to probe via service port
App-guided recovery with one-click reflash
Compatibility with Fieldpiece, Testo, and other common probes
Battery-safe shutdown routine to prevent future corruption

Target Users: HVAC technicians and contractors who use wireless measurement probes in the field

Revenue Model: $49 one-time for dongle + free app; $19/year for expanded probe compatibility and firmware update access

Existing Solutions Mentioned

Fieldpiece JL3PRJob Link appfirmware update

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An HVAC probe becomes a paperweight after a normal battery swap due to firmware corruption or hardware failure, with no fix available.