Calibration Test Port Adapter
Quick-connect adapter providing pulse output access for verifying meter accuracy during field testing. Standard accessory for all utility meter types under HTS 9028.90.00. IP67 rated magnetic inductive coupling.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If universal test leads
Generic test equipment accessories default to 9033.
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
• Output pulse specs (10Vpp, 50% duty)
• Material compatibility with meter housing
• Thread/gasket specifications
Related Products under HTS 9028.90.00
Digital Flow Meter Sensor Module
This sensor module is a replacement part for gas and liquid flow meters used in utility billing systems, containing the electronic sensing element that measures flow rates. It falls under HTS 9028.90.00 as a dedicated accessory for calibrating and operating meters in Chapter 90. Designed exclusively for integration into supply meters for accurate volumetric measurement.
Battery Pack for AMR Electricity Meters
Lithium-thionyl chloride battery module powering automatic meter reading (AMR) functions in smart electricity meters during outages. Falls under HTS 9028.90.00 as an accessory principally for electricity supply meters. Provides 10+ years of backup for data retention.
Valve Control Module for Smart Water Meters
Electronic actuator module that remotely controls shutoff valves in intelligent water supply meters for leak detection. Classified HTS 9028.90.00 as a part principally for liquid supply meters. Integrates with AMI networks for demand management.
Pressure Sensor Transducer for Gas Meters
Solid-state pressure transducer measuring differential pressure in diaphragm gas meters for flow compensation. HTS 9028.90.00 as accessory for gas supply/production meters. Compensates for varying line pressures.
Tamper Detection Switch Assembly
Magnetic reed switch assembly that detects meter cover removal or magnetic tampering in utility meters. Essential security accessory for electricity/gas/liquid supply meters under HTS 9028.90.00. Triggers remote alarms via AMR.
Temperature Compensation Probe
NTC thermistor probe embedded in gas meter manifolds for automatic volume correction to standard conditions. HTS 9028.90.00 covers such calibrating accessories for gas supply meters. Accuracy ±0.5°C over -20 to 60°C range.