Terasaki TemZone-TZ Digital Trip Relay

Terasaki TemZone-TZ for air circuit breakers offers harmonic restraint and maintenance counters. Specifically designed for heading 8536 breakers, qualifying for HTS 8538.90.81.20. Marine-grade construction for shipboard applications.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.5%+35.0%38.5%
🇲🇽Mexico3.5%+10.0%13.5%
🇨🇦Canada3.5%+10.0%13.5%
🇩🇪Germany3.5%+10.0%13.5%
🇯🇵Japan3.5%+10.0%13.5%

Alternative Classifications

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

8538.90Same rate: 38.5%

If parts not specifically enumerated

Catch-all subheading for unspecified circuit breaker components

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 ABS/DNV type approvals for marine applications

Specify voltage ratings matching US standards (480V/600V)

Document Japanese manufacturing compliance with US electrical codes

Related Products under HTS 8538.90.81.20

Siemens ETU Electronic Trip Unit

Siemens ETU (Electronic Trip Unit) for Sentron power circuit breakers provides digital protection with LCD display for monitoring breaker status. Classified under HTS 8538.90.81.20 as it is principally designed for automatic circuit breakers of heading 8536. Features include ground fault protection and communication capabilities for industrial applications.

Square D Masterpact Micrologic 5.0 A Trip System

Square D Micrologic 5.0 A trip system for Masterpact NW circuit breakers features energy metering and waveform capture. Classified under HTS 8538.90.81.20 for exclusive use with 8536 automatic circuit breakers. Supports Modbus communication for SCADA integration.

GE Power Break II Digitrip 3100+ Module

GE Digitrip 3100+ module for Power Break II low-voltage breakers offers arcflash reduction and maintenance alerts. HTS 8538.90.81.20 applies as part principally for automatic circuit breakers. Features self-testing diagnostics and event recording.

Mitsubishi ABB Viguard VH Trip Device

Mitsubishi/ABB Viguard VH electronic trip device for LV508 breakers features adjustable pickup settings. HTS 8538.90.81.20 classification for parts of heading 8536 automatic circuit breakers. Compact design for OEM panelboard integration.

LS Electric Susol TRIU Trip Unit

LS Electric Susol TRIU microprocessor trip unit for MCCB provides neutral and ground fault protection. HTS 8538.90.81.20 as part principally for Korean-made automatic circuit breakers. Features LED status indication.

Schneider Electric Micrologic Trip Unit

The Micrologic trip unit is an electronic module for Schneider Electric Masterpact circuit breakers that provides adjustable protection settings for overcurrent and short circuits. It falls under HTS 8538.90.81.20 as a specialized part designed solely for use with automatic circuit breakers in heading 8536. This component integrates microprocessor-based monitoring and tripping functions essential for modern breaker operation.