1.Features: Double-screw fastening, safe, easy to install, portable Wide inner window, allowing clamping of big cables or bus-bars Wide range of sizes to accommodate all the existing installations 2.Application: Current measurement, monitoring and protection for electrical wiring and equipment. Current and power measurement for electric motors, lighting, air compressheating and ventilation system, air-condition equipment and automation - control system. Current, power and monitoring device. Relay protection device. Company introduction 1.certification We have passed ISO9001:2015,CE,SGS approval and IEC report 2.Company profile      Tianjin Grewin is concentrating on transformers for 20 Years and complianted by ISO9001:2015,CB,IEC CB,CE etc.We're always pay great attention to its business philosophy "Quality and Honesty First".Grewin is specialized in the design and manufacture of wound components such as transformer,current sensors, chokes etc .windely used in communications,electronics,meters,industrial control,medical equipments and other fields.We are also a provider of power meters and instruments locators. 85% of its products exported to America, Europe, and Asia etc.We sincerely invite you to join us to create a bright future. 3.Shipping: (1)Products are shipped via UPS / DHL / EMS / HK EMS /     FedEx / TNT and so on expresses (door to door). (2)We Provide Drop shipping Service. (3)20 days around delivery upon receiving payment if the qty    is lower than 1000PCS and it is not customized products. (4)Shipping via EMS. UPS. FedEx and TNT express usually     takes 3~7days dependent on the destination country.   4.Payment terms: (1)T/T 100% or 50% deposit by T/T in advance, balance amount to be paid 7 days before delivery. (2) By irrevocable L/C at sight, to be issued immediately against confirmed order. (3)Payment by T/T, if order amount is less than USD 20,000. 5.Warranty: (1)We provide 1 year warranty. (2)If the product is defective, please notify us within 3 days of delivery. (3)All products must be returned on their original condition, in order to qualify for a refund or exchange of goods