Plastic Terminal Blocks

Plastic terminal blocks are insulating fittings for connecting multiple electrical wires in control panels and machines. Constructed entirely of insulating plastic with small metal screws or sockets molded in for wire clamping. HTS 8547.20.00.00 applies due to their role as plastic insulating fittings with minor metal assembly components.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8536.90.40.00Same rate: 35%

If assembled with significant electrical contacts or connectors

Electrical apparatus for switching or interrupting with plastic housing may classify under 8536.

3926.90.99Lower: 22.8% vs 35%

If for non-electrical connection blocks

Blocks without electrical insulation purpose are other plastic articles in Chapter 39.

8548.00.00.00Same rate: 35%

If considered printed circuit board parts

Certain electrical insulators for PCBs fall under 8548 as parts of electrical apparatus.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Include test certificates proving dielectric strength and current rating to demonstrate insulating function

Label clearly with voltage ratings and ensure RoHS compliance for electronics imports

Related Products under HTS 8547.20.00.00

Plastic Bushings for Electrical Panels

Plastic bushings are insulating fittings inserted into panel knockouts to protect wires from abrasion during entry. Made wholly of plastic with optional minor metal inserts for retention. They qualify under HTS 8547.20.00.00 as insulating fittings of plastics for electrical equipment.

Plastic Wire Grommets

Plastic wire grommets are insulating fittings snapped into panels to protect wires from sharp edges. Entirely plastic construction with occasional minor metal barbs for retention. Classified in HTS 8547.20.00.00 as insulating fittings wholly of plastic for electrical equipment.

Plastic Switch Mounting Insulators

Plastic switch mounting insulators provide electrical isolation when installing switches in panels. Plastic construction with minor metal screws for attachment. Classified under HTS 8547.20.00.00 as insulating fittings for electrical equipment.

Plastic Cable Entry Seals

Plastic cable entry seals are insulating multi-cable grommets for panel penetration with sealing properties. Wholly plastic with minor metal frames for panel mounting. HTS 8547.20.00.00 for plastic insulating fittings in electrical appliances.

Plastic Junction Box Inserts

Plastic junction box inserts organize and insulate wire connections within electrical boxes. Made of insulating plastic with minor metal partitions molded in. HTS 8547.20.00.00 for such electrical insulating fittings.

Plastic PCB Standoffs

Plastic PCB standoffs provide insulating spacing between printed circuit boards and chassis. Plastic spacers with minor metal threads for mounting. Classified under HTS 8547.20.00.00 as insulating fittings of plastics for electrical equipment.