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Honeywell SS543AT Magnetic Sensor

The SS543AT is a unipolar Hall-effect sensor with a thermally balanced circuit, operating over a wide temperature range. It detects magnetic fields from North or South poles and includes a voltage regulator for stable operation between 4.5 and 24V DC. Its compact design features a low power consumption of up to 5mA at 4.5V DC, a high output current of 20mA, and the ability to operate at frequencies over 100kHz. The open-collector sinking output interface makes it suitable for sensing, motor control, and instrumentation applications, with built-in reverse polarity protection for durability.

Authorized Distributors
Source:Newark
Part No:SS543AT
Stock:996
Inv Date:06-01-2026
Price: Unit price: $9.41
Buy/RFQ:
Source:DigiKey
Part No:SS543AT
Stock:9000
Inv Date:06-01-2026
Price: Unit price: $5.45001
Buy/RFQ:
Part No:SS543AT
Stock:2574
Inv Date:06-02-2026
Price: Unit price: $11.33
Buy/RFQ:
Part No:SS543AT
Stock:0
Inv Date:06-01-2026
Price: Unit price: $9.63
Buy/RFQ:
Part No:SS543AT
Stock:791
Inv Date:06-01-2026
Price: Unit price: $7.28
Buy/RFQ:
Source:Arrow EU
Part No:SS543AT
Stock:19000
Inv Date:06-02-2026
Price: N/A
Buy/RFQ:

Honeywell SS543AT Magnetic Sensor Specifications:

  • Supply Voltage: 4.5 to 24 VDC
  • Output Current: 20 mA
  • Power Consumption: up to 5 mA at 4.5 V DC
  • Operating Temperature Range: -40 to +150°C
  • Reverse Polarity Protection: Yes
  • Output Type: Open-collector sinking
  • Magnetic Response: Bipolar magnetic fields from North and South poles
  • Frequency Capability: Exceeds 100kHz
  • Package Type: Miniature, surface-mountable
  • Built-in Voltage Regulator: Yes
  • Construction: Thermally balanced integrated circuit
  • Application: Sensing, motor drive and control, metering

Buy the Honeywell Series SS Series Magnetic Sensor: SS543AT

Buy the Honeywell SS543AT magnetic sensor online today to ensure precise magnetic field detection for your application. This unipolar Hall-effect device features a thermally balanced circuit, operates over a wide temperature range, and includes a built-in voltage regulator for stable operation from 4.5 to 24V DC. Its small, durable design offers low power consumption and high output current, making it ideal for sensing, motor control, and instrumentation tasks. Purchase now to benefit from fast shipping and trusted quality directly from our online store.

Order your Honeywell Series SS543AT today and enhance your sensing and control projects with reliable, high-performance magnetic detection.

Frequently Asked Questions

Where can I buy Honeywell SS543AT?

You can click on the BUY or RFQ button to purchase SS543AT from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part SS543AT?

You can download the SS543AT datasheet or visit the Honeywell website for support.

Who is the manufacturer of SS543AT?

Honeywell

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