| 8533.90.40 | 00 | For the goods of subheading 8533.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature | X | Free | | 35% |
| 8535 | | Electrical apparatus for switching or protecting electrical circuits, or for making connections to or in electrical circuits (for example, switches, fuses, lightning arresters, voltage limiters, surge suppressors, plugs and other connectors, junction boxes), for a voltage exceeding 1,000 V: | | | | |
| 8535.21.00 | 00 | For a voltage of less than 72.5 kV | No. | 2.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8536 | | Electrical apparatus for switching or protecting electrical circuits, or for making connections to or in electrical circuits (for example, switches, relays, fuses, surge suppressors, plugs, sockets, lamp-holders and other connectors, junction boxes), for a voltage not exceeding 1,000 V; connectors for optical fibers, optical fiber bundles or cables: | | | | |
| 8536.30 | | Other apparatus for protecting electrical circuits: | | | | |
| 8536.41.00 | | For a voltage not exceeding 60 V | | 2.7% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8536.50.70 | 00 | Electronic AC switches consisting of optically coupled input and output circuits (insulated thyristor AC switches); electronic switches, including temperature protected switches, consisting of a transistor and a logic chip (chip-on-chip technology); electromechanical snap-action switches for a current not exceeding 11 amps | No. | Free | | 35% |
| 8536.70.00 | 00 | Connectors for optical fibers, optical fiber bundles or cables | X | Free | | 45% |
| 8537 | | Boards, panels, consoles, desks, cabinets and other bases, equipped with two or more apparatus of heading 8535 or 8536, for electric control or the distribution of electricity, including those incorporating instruments or apparatus of chapter 90, and numerical control apparatus, other than switching apparatus of heading 8517: | | | | |
| 8537.10 | | For a voltage not exceeding 1,000 V: | | | | |
| 8537.10.30 | 00 | Assembled with outer housing or supports, for the goods of headings 8421, 8422, 8450 or 8516 | X | 2.7% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8537.10.90 | 30 | Numerical controls for controlling machine tools | No. | | | |
| 8537.20.00 | | For a voltage exceeding 1,000 V | | 2.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8538 | | Parts suitable for use solely or principally with the apparatus of heading 8535, 8536 or 8537: | | | | |
| 8538.10.00 | 00 | Boards, panels, consoles, desks, cabinets and other bases for the goods of heading 8537, not equipped with their apparatus | X | 3.7% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8538.90.10 | 00 | Of an article of heading 8537 for one of the articles described in additional U.S. note 11 to chapter 85 | X | Free | | 35% |
| 8538.90.40 | 00 | Other, for the articles of subheading 8535.90.40, 8536.30.40 or 8536.50.40, of ceramic or metallic materials, electrically or mechanically reactive to changes in temperature | X | 3.5% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8539.10.00 | 10 | For the vehicles of subheading 8701.20 or heading 8702, 8703, 8704, 8705 or 8711 | No. | | | |
| 8539.10.00 | 50 | For the vehicles of subheading 8701.20 or heading 8702, 8703, 8704, 8705 or 8711 | No. | | | |
| 8539.21.20 | | Designed for a voltage not exceeding 100 V | | Free | | 20% |
| 8539.21.20 | 40 | For the vehicles of subheading 8701.20 or heading 8702, 8703, 8704, 8705 or 8711 | No. | | | |
| 8539.22 | | Other, of a power not exceeding 200 W and for a voltage exceeding 100 V: | | | | |
| 8539.29.10 | 00 | Designed for a voltage not exceeding 100 V: | | | | |
| 8539.29.20 | 00 | Lamps having glass envelopes not over 6.35 mm in maximum diameter and suitable for use in cystoscopes and other surgical instruments | No. | 5.2% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 55% |
| 8539.29.30 | 50 | Designed for a voltage of 12 V or more but not exceeding 14 V | No. | | | |
