Based on this product's specifications, here are some alternatives and similar models
High-voltage Focused Marten Repellent NEC M9300
Summary description:
NEC M9300 is a focused high-voltage repellent designed to deter martens and similar small mammals. The device delivers targeted electric pulses to prevent animals from entering protected areas or damaging cables and vehicle components. Suitable for installation near wiring runs, engine bays, attics or confined passages where localized animal control is required.