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2483-POLOLU Basic SPDT Relay Carrier with 12VDC Relay (Partial Kit)
2483-POLOLU Basic SPDT Relay Carrier with 12VDC Relay (Partial Kit)
US$6.94

The Pololu basic relay carrier modules allow simple control of a single-pole, double-throw (SPDT) switch from low-voltage, low-current control signals.

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2481-POLOLU Basic SPDT Relay Carrier with 5VDC Relay (Partial Kit)
2481-POLOLU Basic SPDT Relay Carrier with 5VDC Relay (Partial Kit)
US$6.94

The Pololu basic relay carrier modules allow simple control of a single-pole, double-throw (SPDT) switch from low-voltage, low-current control signals.

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481-ADA Waterproof Metal Pushbutton with Blue LED Ring - 16mm Blue Momentary
481-ADA Waterproof Metal Pushbutton with Blue LED Ring - 16mm Blue Momentary
US$10.42
This button is a momentary push button, when you press it the 'normally-open' contact shorts to the common contact. When you release it, the contacts open up again. The switch and LED are separated, so you could wire it to turn on when pressed or vice versa or whatever you wish!
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915-ADA Waterproof Metal On/Off Switch with Blue LED Ring - 16mm Blue On/Off
915-ADA Waterproof Metal On/Off Switch with Blue LED Ring - 16mm Blue On/Off
US$10.42
This button is an on/off switch button, when you press it the 'normally-open' contact shorts to the common contact and the button stays 'pressed'. When you press it a second time, the button springs open, and the contacts open up again. 
Delivery within 2-3 weeks
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560-ADA Waterproof Metal Pushbutton with Green LED Ring - 16mm Green Momentary
560-ADA Waterproof Metal Pushbutton with Green LED Ring - 16mm Green Momentary
US$10.42
This button is a momentary push button, when you press it the 'normally-open' contact shorts to the common contact. When you release it, the contacts open up again. The switch and LED are separated, so you could wire it to turn on when pressed or vice versa or whatever you wish!
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917-ADA Waterproof Metal On/Off Switch with White LED Ring - 16mm White On/Off
917-ADA Waterproof Metal On/Off Switch with White LED Ring - 16mm White On/Off
US$10.42
These chrome-plated metal buttons are rugged and waterproof and look real good while doing it! Simply drill a 16mm hole into any material up to 1/2" thick and you can fit these in place, there's even a rubber gasket to keep any water out of the enclosure.
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916-ADA Waterproof Metal On/Off Switch with Red LED Ring - 16mm Red On/Off
916-ADA Waterproof Metal On/Off Switch with Red LED Ring - 16mm Red On/Off
US$10.42
This button is an on/off switch button, when you press it the 'normally-open' contact shorts to the common contact and the button stays 'pressed'. When you press it a second time, the button springs open, and the contacts open up again. 
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820-ADA Micro Switch w/Wire - Three Terminals
820-ADA Micro Switch w/Wire - Three Terminals
US$5.17
This microswitch has a 3" long wire lever actuator and three terminals. Sometimes called 'coin switches' - they're used in coin detectors. The terminals are along the bottom (the other microswitches have them on the sides).
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819-ADA Micro Switch w/Roller Lever - Three Terminal
819-ADA Micro Switch w/Roller Lever - Three Terminal
US$3.76
This microswitch has a flat metal lever actuator and a roller at the end. The roller makes it a little better for angled actuation. This switch comes with three terminals (common/normally-open/normally-closed). We also have kinds with a bump actuator, flat lever and long wire.
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1152-ADA Arcade/Button Quick-Connect Wire Pair - Set of 10 pairs
1152-ADA Arcade/Button Quick-Connect Wire Pair - Set of 10 pairs
US$9.54
Quick connector wire sets will make wiring up our arcade-style or metal waterproof buttons quicky-quick. Each wire comes as a 'pair' with two 0.11" quick-connects pre-crimped onto 20cm long wires.
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423-ADA Foot switch
423-ADA Foot switch
US$13.13
This foot switch is made of rubbery plastic, is plenty strong to put up with any amount of stomping, and contains a snap switch. You can use the switch as either a "normally open" or "normally closed" type. Attached to the switch is a 2 meter long cable so you can wire it directly to your project.
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1064-ADA Electret Microphone - 20Hz-20KHz Omidirectional
1064-ADA Electret Microphone - 20Hz-20KHz Omidirectional
US$2.63
This electret capsule microphone is the same one we use in our great microphone amplifier board. It contains a small vibrating element that will output a few milllivolts peak-to-peak.
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972-ADA Servo Extension Cable - 30cm / 12" long
972-ADA Servo Extension Cable - 30cm / 12" long
US$3.42
Stretch out your servo connections with this flexible servo extension cord. It has a 3 pin shrouded "male" connection to plug your servo into and then, 30cm later, a 3 pin female connection. It even keeps the common red/black/white color coding.
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344-ADA Heat Shrink Pack
344-ADA Heat Shrink Pack
US$8.67
Features: Pack contains four 6" pieces of the following sizes: 3/32", 1/8", 3/16", 1/4", 3/8", 1/2". 2:1 shrink ratio. High-grade flexible polyolefin material. UL approved.
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504 Thru-hole 5-way Navigation switch SKQUCAA010
504 Thru-hole 5-way Navigation switch SKQUCAA010
US$5.68
This navigation switch is an intuitive way to add 5 button's worth of interfacing with a single component. Inside is 5 switches: left, right, up, down and 'select' (pressing down), all with a common ground pin.
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