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Allen Bradley 801 Limit Switches 801-CMN21

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801-CMN21

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The 801-CMN21 limit switch from Allen Bradley is constructed for dual voltage applications, supporting both 600 V AC and 600 V DC. It features a snap-action operating mechanism, offering precise and reliable switching capabilities.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Rockwell Disclaimer: The product is used surplus. DO Supply is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because DO Supply is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, DO Supply makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. DO Supply also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. DO Supply also makes no representations as to your right to install any such firmware on the product. DO Supply will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Technical specifications for 801-CMN21

ManufacturerAllen Bradley
Product TypeLimit Switch
Product Line801 Limit Switches
Part Number801-CMN21
Weight3.00 lbs (1.36 kg)
Rated Voltage (AC)600 V AC
Rated Voltage (DC)600 V DC
Voltage TypeAC/DC
Operating MechanismSnap action / “snap-through” contact operating mechanism
Max. Operating Humidity80% (Non-Condensing)
Storage Humidity80% Max. (Non-Condensing)
Installation Altitude1000 MSL
Min. Storage Temperature0 °C
Max. Storage Temperature40 °C
Min. Operating Temperature0 °C
Max. Operating Temperature40 °C
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The 801-CMN21 is a robust limit switch created by Allen Bradley, specifically designed for versatile use in various electrical applications. This device can operate under both AC and DC conditions, rated for a maximum voltage of 600 V for each type. The limit switch employs a reliable snap-action mechanism, known as a snap-through contact mechanism, which provides a quick and decisive operation upon reaching its set limits.

This model is engineered to perform efficiently in relative humidity environments, capable of handling maximum humidity levels of 80% without condensation. Such features make it suitable for diverse operational conditions. The switch can function optimally within a temperature range from 0 °C to 40 °C, ensuring performance consistency in a variety of situations.

Moreover, the 801-CMN21 is constructed for easy installation at altitudes up to 1000 meters above sea level. In addition, it has specified storage conditions, supporting temperatures from 0 °C to 40 °C, while maintaining the same humidity limitations. The performance and adaptability of this limit switch make it a capable choice for industrial automation and control systems.