sensors, catalytic converter development engineers or manufacturing services, design services, fiber optic cables, electrical cable solid monofilament fillers, controlled environment protective packaging, refrigerated immersion probes, resistance temperature detectors or sensors or thermometers, magnetic sensors, speed sensors, test houses or facilities or centers, thermocouples, temperature detectors available from harco corporation based in branford, ct. click the links below to visit our website or contact us via our profile page.