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18-40421 - ITW Switches

Description: SNAP ACTION BASIC SWITCH

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18-40421 - ITW Switches  - 3D model
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18-40421 Details

  • Manufacturer Part Number:

    18-40421

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ROHS COMPLIANT

  • Reach Compliance Code:

    Compliant

  • ECCN Code:

    EAR99

  • HTS Code:

    8536.50.70.00

  • Manufacturer:

    ITW Switches

  • YTEOL:

    9

  • Actuator Travel:

    0.91 mm

  • Body Breadth:

    5.08 mm

  • Body Height:

    8.89 mm

  • Body Length or Diameter:

    12.95 mm

  • Contact (AC) Max Rating R Load:

    7A@250VAC

  • Contact Current(AC)-Max:

    7 A

  • Contact Current(DC)-Max:

    5 A

  • Contact (DC) Max Rating R Load:

    5A@28VDC

  • Contact Voltage(AC)-Max:

    250 V

  • Contact Voltage(DC)-Max:

    28 V

  • JESD-609 Code:

    e4

  • Mounting Feature:

    PANEL MOUNT

  • Operating Force-Max:

    2.22 N

  • Pre-Travel-Max:

    0.76 mm

  • Surface Mount:

    NO

  • Switch Action:

    MOMENTARY

  • Switch Function:

    SPDT

  • Switch Type:

    SNAP ACTING/LIMIT SWITCH

  • Terminal Finish:

    Gold (Au)

  • Termination Type:

    SOLDER

18-40421 Frequently Asked Questions (FAQs)

  • The recommended cleaning method is to use a soft, dry brush or a lint-free cloth to gently remove any debris or contaminants. Avoid using liquids, chemicals, or abrasive materials that may damage the switch.
  • To ensure proper sealing, make sure the switch is installed according to the manufacturer's instructions, and that all gaskets and seals are properly seated. Additionally, apply a thin layer of silicone-based lubricant to the gaskets to enhance sealing performance.
  • The maximum operating temperature range for the 18-40421 switch is -40°C to 85°C (-40°F to 185°F). Operating the switch outside of this range may affect its performance and lifespan.
  • Yes, the 18-40421 switch is designed to withstand high-vibration environments. However, it's essential to ensure the switch is properly mounted and secured to prevent damage or malfunction.
  • The recommended torque specification for the switch's mounting screws is 0.5-1.5 Nm (4-12 in-lbs). Over-torquing may damage the switch or its mounting hardware.

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18-40421 Overview

Use the download button to access the 18-40421 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like 18-40, or try a keyword search, such as Terminals and Terminal Blocks

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Part Image 18-40421 ITW McMurdo Connectors

Snap Acting/Limit Switch, SPDT, Momentary, 1.1mm, Solder Terminal, Through Hole-straight,