Can someone help me find an On1/On2/Both On/Off mini switch?

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SUMMARY

The discussion centers on the search for a mini toggle switch suitable for a compact project involving a 3.7V 1400mAh battery, powering LEDs and a 2W laser. Participants suggest that a 2P4T mini slide switch may be the ideal solution, although alternatives like a 1P3T switch or independent single pole switches are also discussed. The need for careful wiring to manage multiple circuits is emphasized, particularly to ensure safe operation of the 2W laser. Overall, the consensus is that while a four-position mini toggle switch is rare, creative wiring solutions can achieve the desired functionality.

PREREQUISITES
  • Understanding of basic electrical circuits and components
  • Familiarity with mini toggle switch configurations (e.g., 1P3T, 2P4T)
  • Knowledge of LED and laser power requirements
  • Experience with circuit wiring and relay logic
NEXT STEPS
  • Research mini toggle switch options, specifically 2P4T and 1P3T configurations
  • Learn about wiring techniques for multiple circuits using relays
  • Investigate safety measures for operating high-power LEDs and lasers
  • Explore alternatives to mini toggle switches, such as rotary switches
USEFUL FOR

Electronics hobbyists, circuit designers, and anyone working on compact projects involving multiple power sources and components.

richleyance
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I've been searching for one of these switches to no avail, perhaps any of you might know where i can get one?
And it has to be a mini toggle switch because I am working with a very small space.
 
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Hi richleyance.
smiley_sign_welcome.gif


I have no idea whether such a thing is marketed. We'll see...

Roughly what current and voltage will it need to carry?

https://www.physicsforums.com/attachments/holly-1756-gif.110502/
 
NascentOxygen said:
Hi richleyance.
smiley_sign_welcome.gif


I have no idea whether such a thing is marketed. We'll see...

Roughly what current and voltage will it need to carry?

[PLAIN]https://www.physicsforums.com/attachments/holly-1756-gif.110502/[/QUOTE]
well I am going to be running a 3.7V 1400mAh battery on it. On the first side I am going to be running a 30mA resistor, and on the second side I'm going to have a plug that I will use to charge the battery and I'm also going to be running another circuit off of it through the plug. So basically on one circuit I'm going to be powering a few LEDs and on the other circuit I'm going to be running LEDs and a 2W laser.
 
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I think it will be called a 2P4T mini slide switch

2 poles, 4 throws/positions

Try a google search to see whether that's the item.
 
I don't suppose I would be able to use an on/off/on switch but wire one circuit to one on and both circuits to the other on and have it work that way would I? So this way the single on would only power the plug for charging and a separate circuit while the on with both will allow me to have both the integrated circuit and the plug circuit running at the same time.
 
Last edited:
richleyance said:
I don't suppose I would be able to use an on/off/on switch but wire one circuit to one on and both circuits to the other on and have it work that way would I? So this way the single on would only power the plug for charging and a separate circuit while the on with both will allow me to have both the integrated circuit and the plug circuit running at the same time.
That would be a single pole, 3 positions switch, 1P3T. Just don't wire anything to the middle position so it will be an OFF.
 
Mini-toggle switches usually come in two or three position. Three position switches have centre position off. I have never seen 4 position mini-toggle switches. Maybe you could use an independent pair of single pole, two position mini-toggle switches next to each other. That would give those combinations.
 
Sometimes you have to make-do with what's available.

I'm thinking of old rotary switches for lamps
four positions: one bulb, other bulb, both bulbs, off.

https://www.1000bulbs.com/product/137501/ELEC-55374610.html
upload_2016-12-25_18-47-38.png


richleyance said:
I'm going to be running LEDs and a 2W laser.

a two watt laser ? This thing stays indoors i hope, and isn't around people.
 
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jim hardy said:
a two watt laser ? This thing stays indoors i hope, and isn't around people.
Indeed. That thing could "Shoot Your Eye Out".
 
  • #10
richleyance said:
I've been searching for one of these switches to no avail, perhaps any of you might know where i can get one?
And it has to be a mini toggle switch because I am working with a very small space.
That is simple with a little logic and relays. What is your background, and what exactly are you trying to do?
 
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  • #11
You want a 2 Gang - 4 Position rotary switch.
 
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  • #12
I have yet to see a toggle switch with 4 positions. So, much of the advice given here so far is well worth considering.
 
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