Calibrating Resistor Network for Electricity Meters
Precision resistor network used in electricity meters for calibrating current and voltage measurement circuits to ensure accuracy standards. This accessory is specifically for calibrating electricity supply meters, thus under HTS 9028.90.00.40. Vital for maintaining metrological compliance in billing systems.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for parts of other instruments for physical analysis
Physical property analyzers have separate parts provisions excluding electricity meters.
If for general resistor fixed carbon types
Resistors not dedicated to measuring instruments are under 8533 for electrical resistors.
If parts for other Chapter 90 instruments
If suitable for non-meter measuring devices, classified under respective headings per note 2(b).
Not sure which classification is right?
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Import Tips & Compliance
• Provide calibration certificates traceable to NIST standards in import docs
• Specify tolerance values (e.g
• 0.1%) and meter model references to justify classification
• Bundle with meter calibration protocols to avoid treatment as general resistors
Related Products under HTS 9028.90.00.40
Electricity Meter Current Transformer
A precision current transformer designed specifically for use in electricity meters to measure high currents accurately by stepping them down proportionally. It falls under HTS 9028.90.00.40 as a dedicated part of electricity supply meters, enabling safe and precise current sensing in utility metering systems. Essential for calibrating and monitoring electrical consumption in residential and commercial setups.
Smart Electricity Meter Display Module
LCD display module engineered exclusively for smart electricity meters, showing real-time consumption data, voltage, and billing info. Classified under HTS 9028.90.00.40 as an integral accessory for electricity meters, facilitating user interaction and remote monitoring in AMI systems. It adheres to utility standards for durability and accuracy.
Electricity Meter Voltage Sensor Board
Printed circuit board assembly with voltage sensing chips tailored for electricity meters to detect and process line voltage accurately. This part ensures precise measurement in supply meters, qualifying under HTS 9028.90.00.40 as dedicated meter accessories. Critical for tamper detection and overvoltage protection in smart grid applications.
Electricity Meter Tamper Detection Switch
Magnetic reed switch assembly for detecting unauthorized access or meter case opening in electricity meters. As a security accessory dedicated to electricity supply meters, it is classified under HTS 9028.90.00.40. Enhances metering integrity in utility deployments against fraud.
Electricity Meter Communication Module
RF or PLC communication module for transmitting meter data to utility headends in smart grid networks. Designed principally as an accessory for electricity meters, it fits HTS 9028.90.00.40. Supports AMR/AMI for remote reading and demand response.
Electricity Meter Terminal Cover Assembly
Polycarbonate terminal cover with sealing features for protecting connection points in electricity meters from environmental hazards and tampering. As a dedicated accessory for electricity meters, classified in HTS 9028.90.00.40. Meets NEMA 3R standards for outdoor utility use.