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21SM1-T by honeywell
Image is representational - see manufacturer specifications

Honeywell Authorized Distributor

21SM1-T

The 21SM1-T is a basic single-pole, double-throw (SPDT) snap-action switch with a plastic plunger.

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RoHS Compliant
Packaging
Certificate of Compliance
Description +
The 21SM1-T is a basic single-pole, double-throw (SPDT) snap-action switch with a plastic plunger.
Product Highlights:
  • Long operating life
  • Elongated mounting hole for easier, more accurate mounting
  • Choice of actuation (plunger, as well as a variety of integral and auxiliary actuators)
  • Choice of electrical termination (solder, quick connect, PCB)
  • Choice of operating characteristics (sensitive differential travel as low as 0,0254 mm [0.001 in] maximum, low operating force to 0,56 N [2.0 oz] maximum)
  • Optional series constructions available (gold contacts for low energy switching, bifurcated gold contacts for maximum reliability, power load switching capability to 11 A)
  • MIL-PFR-8805 qualified listings available
Potential Applications:
  • Aerospace
  • Instrumentation
  • Appliances
  • Vending machines
  • Timing devices
  • Office equipment
  • Computer/business equipment
  • Test instruments
  • Medical/dental equipment
  • Communications equipment
  • HVAC equipment
  • Manually operated devices
  • Valves
Search Keywords: 21SM1T
SPECS +
  • Product Attribute
    Attribute Value Select Attribute
  • Supplier:
    Honeywell
  • Part No:
    21SM1-T
  • Unit of Measure:
    Per Each
  • RoHS:
    Yes
  • HTS:
    85365009
  • COO:
    MX
  • ECCN:
    EAR99
  • Supplier's Standard Package: The item count, length, weight, or volume contained in the supplier’s original packaging for efficient storage, handling, and distribution.
    50
  • Mounting:
    Through Hole
  • Pole Throw Configuration:
    SPDT
  • Switch Configuration:
    N.O./N.C.
  • Actuator Material/Style:
    Plastic/Plunger
  • Contact Rating @ Voltage:
    5 A
  • Maximum Movement Differential:
    0.1 mm
  • Operating Force:
    1.39 N
  • Termination Style:
    Solder
  • Dimension:
    19.84 x 6.35 x 13.89 mm
  • Body Orientation:
    Straight
  • IP Rating:
    N/A
Symbol, Footprint, 3D Model
Tools/3D Models +
Frequently Asked Questions
Is 21SM1-T RoHS compliant?
Yes, 21SM1-T is RoHS compliant.
What is the lead time for 21SM1-T?
The standard lead time for 21SM1-T is approximately 17 weeks. In-stock quantities ship from OnlineComponents.com.
Price Match Guarantee
We’ll meet or beat any authorized competitor’s published price for this part.
In Stock: 75
Can Ship immediately
MOQ for out of Stock Qty:
25
17 Weeks can ship 2/15/27
ADD TO CART
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Price (USD)
Qty
Unit Price
1
$31.53
5
$29.14
10
$28.46
25
$26.33
50
$25.52
75
$25.46
100 +
$25.20
Supplier's Standard Package
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