Greenlee

Greenlee

Greenlee is a US-based manufacturer of professional electrical testing and installation tools with a history spanning over 150 years. The company specializes in test and measurement equipment for electricians, electrical contractors, and industrial maintenance technicians, including insulation resistance testers, megohmmeters, continuity testers, and ground resistance testers.

Greenlee's test equipment is engineered for field use, emphasizing rugged construction, safety compliance, and ease of operation. Their megohmmeters and insulation testers meet international safety standards and are used in preventive maintenance, commissioning, and troubleshooting of electrical systems, motors, cables, and transformers.

Key Product Lines

• Insulation resistance testers and megohmmeters for cable, motor, and transformer testing
• Ground resistance testers for grounding system verification
• Circuit tracers and cable locators for electrical fault finding
• Motor and phase rotation testers for three-phase system verification
• Electrical testers and continuity meters for general field diagnostics

Industries Served

Greenlee test instruments are used in electrical construction, industrial maintenance, utilities, and commercial building services. Their equipment is particularly valued for preventive maintenance programs in manufacturing plants, power distribution facilities, and large-scale electrical installations where insulation degradation and grounding integrity are critical safety concerns.