Triplett

Triplett

Triplett is an American manufacturer of professional test and measurement instruments with a history dating back to 1904. The company produces a broad range of portable instruments covering electrical testing, thermal imaging, visual inspection, and environmental monitoring. Triplett's railroad test sets are specialized instruments used for signaling and track circuit testing, while its multimeters, borescopes, and environmental meters serve general electrical, HVAC, and industrial applications.

Key Product Lines

• Handheld Multimeters — digital meters for voltage, current, and resistance measurement in electrical and industrial work
• Thermal Imaging Cameras — infrared cameras for building diagnostics, electrical panel inspection, and mechanical systems
• Borescopes & Videoscopes — flexible and rigid inspection cameras for remote visual inspection in confined spaces
• Railroad Test Sets — specialized instruments for railway signaling system and track circuit testing
• Environmental Meters — indoor air quality monitors, sound level meters, and temperature and humidity instruments

Industries Served

Triplett instruments are used by electrical contractors, HVAC technicians, building inspectors, railroad maintenance crews, industrial plant operators, and environmental health and safety professionals. The company's diverse product range makes it a versatile choice for field technicians who require reliable portable instruments across multiple disciplines.