CO/RT Hybrid Audio Repeater from Japan
Outdoor-rated repeater for central office to remote terminal audio links in hybrid fiber-coax telephony. Amplifies VF signals post-opto conversion. HTS 8518.40.10.00 as telephony line repeater despite hybrid deployment.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• NEMA/IP ratings documentation required for outdoor equipment
• Temperature range specs (-40°C to +65°C) validate telco hardening
• Lightning protection circuitry must be clearly documented