| 8537.10.90 | 60 | Programmable controllers | No. | | | |
| 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% |
| 8538.90.80 | 60 | Other parts of switchgear, switchboards, panel boards and distribution boards | X | | | |
| 8539 | | Electrical filament or discharge lamps, including sealed beam lamp units and ultraviolet or infrared lamps; arc lamps; parts thereof: | | | | |
| 8539.21 | | Other filament lamps, excluding ultraviolet or infrared lamps: | | | | |
| 8539.22.40 | 00 | Christmas-tree lamps | No. | 5.8% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8539.29.10 | 00 | Christmas-tree lamps | No. | 5.8% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 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% |
| 8539.31.00 | | Discharge lamps, other than ultraviolet lamps: | | | | |
| 8539.31.00 | 40 | 1.2 m, straight tube, of a power 30 W or more but not exceeding 40 W | No. | | | |
| 8539.41.00 | 00 | Ultraviolet or infrared lamps; arc lamps: | | | | |
| 8539.49.00 | 40 | Ultraviolet lamps | No. | | | |
| 8540.12.10 | | Television picture tubes having a straight line dimension across the faceplate greater than 29 cm but having no straight line dimension across the faceplate that exceeds 42 cm: | | | | |
| 8540.71 | | Microwave tubes (for example, magnetrons, klystrons, traveling wave tubes, carcinotrons), excluding grid-controlled tubes: | | | | |
| 8540.71 | | Magnetrons: | | | | |
| 8540.72.00 | 00 | Klystrons | No. | 3.3% | Free (A+,AU,BH, CA,CL,D,E,IL,J, JO,MA,MX,P, SG) | 35% |
| 8540.89.00 | 20 | Gas and vapor electron tubes | No. | | | |
| 8540.89.00 | 40 | Diodes, triodes and tetrodes | No. | | | |
| 8540.99.40 | 00 | Electron guns; radio frequency (RF) interaction structures for microwave tubes of subheadings 8540.71 through 8540.79, inclusive | X | Free | | 35% |
| 8541 | | Diodes, transistors and similar semiconductor devices; photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes; mounted piezoelectric crystals; parts thereof: | | | | |
| 8541.21.00 | | Transistors, other than photosensitive transistors: | | | | |
| 8541.30.00 | | Thyristors, diacs and triacs, other than photosensitive devices | | Free | | 35% |
| 8541.40.70 | | Transistors | | Free | | 35% |
| 8541.60.00 | | Mounted piezoelectric crystals | | Free | | 35% |
| 8542 | | Electronic integrated circuits; parts thereof: | | | | |
