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HVAC Zone Control Junction Box from Japan

Plenum-rated junction box for zoning damper and thermostat wiring in commercial HVAC systems. Classified HTS 8536.90.85.30 for low-voltage control circuit connections.

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

Include UL2043 plenum ratings and flame spread index

Specify low smoke/zero halogen (LSZH) cable compatibility

Document maximum ambient temperature for attic installations