8504 - Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof:

Sub-classifications

Commodity Code

Description

8504 1000 00

Ballasts for discharge lamps or tubes
Liquid dielectric transformers:
- 8504 2100
  
  Having a power handling capacity not exceeding 650 kVA
  - 8504 2100 20
    
    Having a power handling capacity not exceeding 50 kVA
  - 8504 2100 40
    
    Having a power handling capacity exceeding 50 kVA but not exceeding 100 kVA
  - 8504 2100 60
    
    Having a power handling capacity exceeding 100 kVA but not exceeding 500 kVA
  - 8504 2100 80
    
    Having a power handling capacity exceeding 500 kVA but not exceeding 650 kVA
- 8504 2200
  
  Having a power handling capacity exceeding 650 kVA but not exceeding 10,000 kVA
  - 8504 2200 40
    
    Having a power handling capacity exceeding 650 kVA but not exceeding 2,500 kVA
  - 8504 2200 80
    
    Having a power handling capacity exceeding 2,500 kVA but not exceeding 10,000 kVA
- 8504 2300
  
  Having a power handling capacity exceeding 10,000 kVA
  - 8504 2300 41
    
    Having a power handling capacity exceeding 10,000 kVA but not exceeding 59,999 kVA
  - 8504 2300 45
    
    Having a power handling capacity exceeding 59,999 kVA but not exceeding 100,000 kVA
  - 8504 2300 80
    
    Having a power handling capacity exceeding 100,000 kVA
Other transformers:
- 8504 31
  
  Having a power handling capacity not exceeding 1 kVA:
  - 8504 3120 00
    
    Unrated
  - Other:
    
    8504 3140
    
    Having a power handling capacity less than 1 kVA
    
    8504 3140 35
    
    Having a power handling capacity less than 40 VA
    
    8504 3140 65
    
    Having a power handling capacity 40 VA or greater
    
    8504 3160 00
    
    Having a power handling capacity of 1 kVA
- 8504 3200 00
  
  Having a power handling capacity exceeding 1 kVA but not exceeding 16 kVA
- 8504 3300
  
  Having a power handling capacity exceeding 16 kVA but not exceeding 500 kVA
  - 8504 3300 20
    
    Having a power handling capacity exceeding 16 kVA but not exceeding 50 kVA
  - 8504 3300 40
    
    Having a power handling capacity exceeding 50 kVA but not exceeding 500 kVA
- 8504 3400 00
  
  Having a power handling capacity exceeding 500 kVA
8504 40

Static converters:
- 8504 4040 00
  
  Speed drive controllers for electric motors
- Power supplies for automatic data processing machines or units thereof of heading 8471; power supplies for goods of subheading 8443.31 or 8443.32; power supplies for monitors of subheading 8528.42 or 8528.52 or projectors of subheading 8528.62:
  - 8504 4060
    
    Suitable for physical incorporation into automatic data processing machines or units thereof of heading 8471
    
    8504 4060 01
    
    With a power output not exceeding 50 W
    
    8504 4060 07
    
    With a power output exceeding 50 W but not exceeding 150 W
    
    8504 4060 12
    
    With a power output exceeding 150 W but not exceeding 500 W
    
    8504 4060 18
    
    Other
  - 8504 4070
    
    Other
    
    8504 4070 01
    
    With a power output not exceeding 50 W
    
    8504 4070 07
    
    With a power output exceeding 50 W but not exceeding 150 W
    
    8504 4070 12
    
    With a power output exceeding 150 W but not exceeding 500 W
    
    8504 4070 18
    
    Other
- 8504 4085 00
  
  For telecommunication apparatus
- 8504 4095
  
  Other
  - Rectifiers and rectifying apparatus:
    
    Power supplies:
    
    8504 4095 10
    
    With a power output not exceeding 50 W
    
    8504 4095 20
    
    With a power output exceeding 50 W but not exceeding 150 W
    
    8504 4095 30
    
    With a power output exceeding 150 W but not exceeding 500 W
    
    8504 4095 40
    
    Other
    
    8504 4095 50
    
    Other
  - 8504 4095 70
    
    Inverters
  - 8504 4095 80
    
    Other
8504 50

Other inductors:
- 8504 5040 00
  
  For power supplies for automatic data processing machines or units thereof of heading 8471; power supplies for goods of subheading 8443.31 or 8443.32; power supplies for monitors of subheading 8528.42 or 8528.52 or projectors of subheading 8528.62; for telecommunication apparatus
- 8504 5080 00
  
  Other
8504 90

Parts:
- Of power supplies for automatic data processing machines or units thereof of heading 8471; of power supplies for goods of subheading 8443.31 or 8443.32; of power supplies for monitors of subheading 8528.42 or 8528.52 or projectors of subheading 8528.62:
  - 8504 9020 00
    
    Printed circuit assemblies
  - 8504 9041 00
    
    Other
- Other:
  - Printed circuit assemblies:
    
    8504 9065 00
    
    Of the goods of subheading 8504.40 or 8504.50 for telecommunication apparatus
    
    8504 9075 00
    
    Other
  - 8504 9096
    
    Other
    
    Ferrites:
    
    8504 9096 10
    
    For transformers
    
    8504 9096 30
    
    Other
    
    Other parts:
    
    Of transformers:
    
    8504 9096 34
    
    Laminations for incorporation into stacked cores
    
    8504 9096 38
    
    Stacked cores for incorporation into transformers
    
    8504 9096 42
    
    Wound cores for incorporation into transformers
    
    8504 9096 46
    
    Other
    
    8504 9096 50
    
    Of static converters
    
    8504 9096 90
    
    Other

Overview

This HTS category, 8504, encompasses electrical transformers, static converters, and inductors, along with their respective parts. These are crucial components in electrical systems designed to modify voltage, current, or frequency, or to store electrical energy. Transformers are used to step up or step down voltage, static converters change the form of electrical energy (e.g., AC to DC), and inductors store energy in a magnetic field, often used for filtering or energy storage.

Distinguishing this category from its sibling categories is vital for accurate classification. Unlike the agricultural and animal products found in Chapters 01 through 24, or the various manufactured goods in other sections, Chapter 85 specifically deals with electrical machinery and equipment. This means that while other categories might include raw materials or finished goods of different natures, 8504 is strictly for specialized electrical components that facilitate the management and conversion of electrical power.

Within the 8504 heading, further subdivisions exist to provide more granular classification. These subcategories differentiate based on the specific function and design of the electrical apparatus. You will find distinctions for liquid dielectric transformers and other types of transformers, highlighting differences in cooling mechanisms and construction. Static converters are further broken down, typically by their application (e.g., AC to DC rectifiers, DC to DC converters). Inductors are classified based on their characteristics, and a separate category is dedicated to parts and accessories for all these devices, ensuring that repair and replacement components are correctly identified.

Go up to Chapter 85: Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles

8504 - Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof:

Sub-classifications

Overview

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