Magnetic Door Contact Alarm Sensor
Reed switch sensor that triggers buzzer when doors open unauthorized, for perimeter security. HTS 8531.80.90.51 covers this electric signaling sensor apparatus. Wired low-voltage installation.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If just mechanical switch without alarm signaling circuit
Pure limit switches without electronics go to 8536.50.
If when imported specifically as replacement sensor parts
Parts of any 8531 apparatus universally under 8531.90.
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Import Tips & Compliance
• Specify wire gauge and voltage; FCC if any RF components
• Package with installation templates for commercial use
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