Apem Versatile Toggle Switch, Sp3p, Spst, Dpdt, Type 21144ctna New

US $1.00

  • Rising Fawn, Georgia, United States
  • Jan 29th
APAM, toggle switch, with versatile pole arrangement.  This is a three position switch with two sets of SPDT contacts. Mounts in 1/4 inch panel hole or PC board mounting.   One SPST is 1,2 and 3 with 2 the common.  The other switch is 4,5 and 6 with 5 the common.  In the top position both SPST switches are connected 1-2 and 5-4, in the center position the contacts are 3-2, and 5-4, in  the down position the contacts are 3-2 and 5-6.   By connecting 2 and 5 you have a SP3T switch with 2/3 common and  1, 3 and 6 the outputs.  Note that in this configuration two poles are selected in one position, so diodes may be needed in some applications. By using the center and down positions, you have SPST with 4,5, and 6 and with center and top positions you have 1 2 and 3 as a SPST.  Or you can wire it as a SPST center off by using 3 and 4 as the common and 1 and 6 as the output.  I hope this is clear, if you have any questions just ask. What is it good for?  Well I can think of a few things, like a three position meter switch in one toggle, for example three different voltage scales for a meter.  This usually takes a rotary switch, which is much larger.  Also this would be ideal for a two step turn on, such as filament then plate on, or half voltage, then full voltage. In addition, the switch can be mounted on a PC board with the 6 active and 2 grounded pins, or it can be panel mounted and the 6 active pins wired by wrapping the leads on to them.    Shipping within the U.S. will be only $2 for any quantity you buy up to 48. International shipping weight  is for  each  switch.  If you buy several, I will try to keep the weight down to save on shipping. These are in the original factory sealed poly envelopes in a factory box.  If you buy all that are left I will include the box,  which originally held 50 pieces. These come from the estate of an engineer/inventor who seemed to keep a lot of stock of  high quality stuff. $1 price is for each (one)  switch
Condition:
New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...
Brand Apem
MPN 21144CTNA
Model 21144NCT
Country/Region of Manufacture Japan

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