Since 1937, CITEL Inc has manufactured a complete line of surge protective devices (SPD) to protect sensitive equipment from the harmful effects of lightning strikes and other power line disturbances.
Emzer designs and develops innovative lab instruments for electromagnetic interference measurements. Our research on new measurement systems for electromagnetic compatibility enable us to develope hig
NexTek is an excellence-oriented engineering company that provides best-in-class lightning protection, and EMC / power conditioning products and services. NexTek designs, develops, manufactures and ma
