Tools and testers for electrical equipment

The HT Instruments HT20S is a non-contact voltage tester that detects voltage levels between 100V and 1000V. It features an acoustic alarm, LED flashlight, and CAT IV 1000V safety rating for safe use around electrical equipment.

The HT Instruments HT9021 is a digital clamp meter designed for measuring AC/DC currents up to 1000A. It features a CAT III rating at 1000V and CAT IV rating at 600V, making it suitable for use in high-voltage environments.