Omron Keypad Switches 338

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Part RoHS Manufacturer Switch Type Mounting Feature Switch Function Type (Actuator) Contact Function Solderability AC Maximum Rating R Load (Contact) Center Contact Plating Color (Actuator) Housing Material Body Color No. of Switches Angle (Actuator) Dielectric Withstand Volts (V) Terminal Material Electrical Life DC Maximum Power Rating R Load (Contact) Illumination Insulation Resistance Circuit Config Packing Method Maximum Contact Bounce Time Body Length/Diameter Body Width Length (Bushing) Sealing Contact Timing Maximum Operating Force Insulator Material End Contact Plating Body Height DC Maximum Rating R Load (Contact) Finish (Actuator) Washability Maximum Operating Temperature Maximum AC Contact Current Center Contact Material Minimum Operating Temperature Length (Actuator) Terminal Finish Switch Action Maximum DC Contact Current Termination Type Manufacturer Series Contact Resistance Diameter (Bushing) Actuator Travel (mm) End Contact Material PCB Hole Count No. of Positions Maximum DC Contact Voltage Additional Features Maximum AC Contact Voltage JESD-609 Code Indexing Angle Terminal Length AC Maximum Power Rating R Load (Contact) Material (Actuator)

B32-2010

Omron

KEYPAD SWITCH

THROUGH HOLE-RIGHT ANGLE

SPST

PROJECTED PLUNGER TYPE

BLACK

1

1X1

BAG; BULK

70 Cel

-25 Cel

MOMENTARY-TACTILE

SOLDER

PANEL MOUNTABLE

B3SN-3112

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PLUNGER TYPE

ON-OFF

1

0 deg

250VAC

100000 Cycle(s)

100000000 ohm

1X1

BAG

5 ms

6 mm

6 inch

0 inch

IP67

BREAK-BEFORE-MAKE

2.06 N

2 mm

.05A@24VDC

SOLVENT

70 Cel

-25 Cel

.043 inch

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

BULK PACKAGING,GROUND TERMINAL

B3U-3100PM-B

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PLUNGER TYPE

(N.O.) (N.C.)

BLACK

1

250VAC

100000 Cycle(s)

100000000 ohm

1X1

TR, EMBOSSED

5 ms

4 mm

2.5 inch

IP40

1.59 N

1.2 mm

0.05A@12VDC

70 Cel

SILVER

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

SILVER

12 V

B3FS-1050

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

1

1000000 Cycle(s)

1X1

BAG

5 ms

6.3 mm

6 inch

1.27 N

2.6 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

24 V

B3SL-1002P

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

FLAT PLUNGER TYPE

OFF-ON

1

0 deg

250VAC

100000 Cycle(s)

100000000 ohm

1X1

TAPE AND REEL

5 ms

6.5 mm

6.2 inch

IP67

2.45 N

2.5 mm

.05A@12VDC

90 Cel

-25 Cel

.035 inch

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

.3048

12 V

ROHS COMPLIANT

B3FS-1052P

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

1

300000 Cycle(s)

1X1

TAPE AND REEL

5 ms

6.3 mm

6 inch

1.96 N

2.6 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

24 V

B3SL-1005P

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

FLAT PLUNGER TYPE

1

100000 Cycle(s)

1X1

TAPE AND REEL

5 ms

6.5 mm

6.2 inch

IP67

4.3 N

2.5 mm

.05A@12VDC

90 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

12 V

B3FS-1002

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

FLAT PLUNGER TYPE

1

300000 Cycle(s)

1X1

BAG

5 ms

6.3 mm

6 inch

1.96 N

2.6 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

24 V

B3W-9000-Y1N

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

YELLOW LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-1000

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT TYPE

OFF-(ON)

WHITE

1

0 deg

500VAC

1000000 Cycle(s)

100000000 ohm

1X1

BAG

5 ms

6.6 mm

6 inch

0 inch

IP67

BREAK-BEFORE-MAKE

1.57 N

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

.026 inch

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING

.138 inch

B3W-1052

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED TYPE

OFF-(ON)

YELLOW

1

0 deg

500VAC

300000 Cycle(s)

100000000 ohm

1X1

BAG

5 ms

6.6 mm

6 inch

0 inch

IP67

BREAK-BEFORE-MAKE

2.26 N

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

.144 inch

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING

.138 inch

B3F-3152

Omron

KEYPAD SWITCH

THROUGH HOLE-RIGHT ANGLE

SPST

PROJECTED PLUNGER TYPE

OFF-(ON)

SILVER

YELLOW

1

90 deg

500VAC

300000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

7.3 mm

6.25 inch

0 inch

BREAK-BEFORE-MAKE

1.96 N

SILVER

7.4 mm

.05A@24VDC

70 Cel

-25 Cel

.134 inch

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING,GROUND TERMINALS

e4

.138 inch

B3F-4005

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

OFF-(ON)

SILVER

YELLOW

1

0 deg

500VAC

1000000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

12 mm

12 inch

0 inch

BREAK-BEFORE-MAKE

3.24 N

SILVER

3.5 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

6

24 V

BAG PACKAGING

e4

.138 inch

B3W-1102

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT TYPE

OFF-(ON)

YELLOW

1

0 deg

500VAC

300000 Cycle(s)

100000000 ohm

1X1

BAG

5 ms

6.6 mm

6 inch

0 inch

IP67

BREAK-BEFORE-MAKE

2.26 N

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

.026 inch

MOMENTARY-TACTILE

.05 A

SOLDER

B3W

100 mohm

5

24 V

BAG PACK.,GROUND TERMINALS

.138 inch

B3F-1052

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

OFF-(ON)

SILVER

YELLOW

1

0 deg

500VAC

300000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

0 inch

BREAK-BEFORE-MAKE

1.96 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING

.138 inch

B3FS-1052

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

1

300000 Cycle(s)

1X1

BAG

5 ms

6.3 mm

6 inch

1.96 N

2.6 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

24 V

B3F-5050

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

OFF-(ON)

SILVER

BLUE

1

0 deg

500VAC

10000000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

12 mm

12 inch

0 inch

BREAK-BEFORE-MAKE

1.76 N

SILVER

3.5 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

6

24 V

BAG PACKAGING

e4

.138 inch

B3FS-1050P

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

1

1000000 Cycle(s)

1X1

TAPE AND REEL

5 ms

6.3 mm

6 inch

1.27 N

2.6 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

24 V

B3F-5001

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

OFF-(ON)

SILVER

BLUE

1

0 deg

500VAC

10000000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

12 mm

12 inch

0 inch

BREAK-BEFORE-MAKE

1.76 N

SILVER

3.5 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

6

24 V

BAG PACKAGING

e4

.138 inch

B3W-4050

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED TYPE

OFF-(ON)

WHITE

1

0 deg

500VAC

3000000 Cycle(s)

100000000 ohm

1X1

BAG

5 ms

12 mm

12 inch

0 inch

IP67

BREAK-BEFORE-MAKE

1.96 N

3.55 mm

.05A@24VDC

70 Cel

-25 Cel

.148 inch

Silver (Ag)

MOMENTARY-TACTILE

.05 A

SOLDER

B3W

100 mohm

6

24 V

BAG PACKAGING

e4

.138 inch

B32-1010

Omron

KEYPAD SWITCH

THROUGH HOLE-RIGHT ANGLE

SPST

PROJECTED PLUNGER TYPE

1

1X1

BAG; BULK

6 mm

70 Cel

-25 Cel

MOMENTARY-TACTILE

SOLDER

PANEL MOUNTABLE

B3FS-1012

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

FLAT PLUNGER TYPE

1

300000 Cycle(s)

1X1

BAG

5 ms

6.3 mm

6 inch

1.96 N

2.6 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

24 V

B3FS-4002P

Omron

MEMBRANE KEYBOARD

B3F-1052-G

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

SILVER

YELLOW

1

300000 Cycle(s)

100000006 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

2.25 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

e4

B32-1310

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

BLACK

1

1X1

BAG; BULK

12 mm

12 inch

70 Cel

-25 Cel

MOMENTARY-TACTILE

SOLDER

PANEL MOUNTABLE

B3AL-1000P

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

PLUNGER TYPE

REFLOW

RED

1

1000000 Cycle(s)

100000000 ohm

1X1

TR, EMBOSSED, 15 INCH

5 ms

6.9 mm

6 inch

2.55 N

5 mm

.05A@16VDC

90 Cel

-40 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

1.3

16 V

B3W-9000-B1N

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

BLUE LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-9000-G1N

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

GREEN LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B32-1600

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

IVORY

1

1X1

BAG; BULK

12 mm

12 inch

70 Cel

-25 Cel

MOMENTARY-TACTILE

SOLDER

PANEL MOUNTABLE

B3F-1006

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

SILVER

RED

1

50000 Cycle(s)

100000013 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

6.37 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

e4

B3F-1026

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

SILVER

BLUE

1

50000 Cycle(s)

100000010 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

6.37 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

e4

B3F-1060

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

SILVER

BLACK

1

1000000 Cycle(s)

100000012 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

1.27 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

e4

B3F-5000

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

OFF-(ON)

SILVER

BLUE

1

0 deg

500VAC

10000000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

12 mm

12 inch

0 inch

BREAK-BEFORE-MAKE

1.76 N

SILVER

3.5 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

6

24 V

BAG PACKAGING

e4

.138 inch

B3SL-1025P

Omron

KEYPAD SWITCH

SURFACE MOUNT-STRAIGHT

SPST

FLAT PLUNGER TYPE

1

100000 Cycle(s)

1X1

TAPE AND REEL

5 ms

6.5 mm

6.2 inch

IP67

4.3 N

2.5 mm

.05A@12VDC

90 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

12 V

B3F-1020

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

FLAT PLUNGER TYPE

OFF-(ON)

SILVER

BLACK

1

0 deg

500VAC

1000000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

0 inch

BREAK-BEFORE-MAKE

1.27 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING

e4

.138 inch

B3F-1050

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

OFF-(ON)

SILVER

WHITE

1

0 deg

500VAC

1000000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

6 mm

6 inch

0 inch

BREAK-BEFORE-MAKE

1.27 N

SILVER

3.4 mm

.05A@24VDC

70 Cel

-25 Cel

Gold (Au)

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING

e4

.138 inch

B3W-9000-RG2C

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

GREEN AND RED LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-9000-RG2N

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

GREEN AND RED LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-9000-RHG2C

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

GREEN AND RED LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-9002-RG2C

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

300000 Cycle(s)

GREEN AND RED LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

2.26 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-9002-RHG2C

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

300000 Cycle(s)

GREEN AND RED LED

100000000 ohm

1X1

BOX

5 ms

10 mm

10 inch

IP00

2.26 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3W-9010-RG2N

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

1000000 Cycle(s)

GREEN AND RED LED

100000000 ohm

1X1

BOX

5 ms

12 mm

12 inch

IP00

1.57 N

5.8 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

24 V

B3WN-6002

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PLUNGER TYPE

1

100000 Cycle(s)

1X1

TAPE AND REEL

10 ms

8 mm

8 inch

DUST PROOF

2.65 N

9 mm

.05A@12VDC

85 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

B3WN

12 V

B3F-3122-N

Omron

KEYPAD SWITCH

THROUGH HOLE-RIGHT ANGLE

SPST

FLAT PLUNGER TYPE

OFF-(ON)

SILVER

GRAY

1

500VAC

300000 Cycle(s)

100000000 ohm

1X1

BAG; BULK

5 ms

7.3 mm

6.25 inch

BREAK-BEFORE-MAKE

1.96 N

SILVER

7.4 mm

.05A@24VDC

70 Cel

-25 Cel

MOMENTARY-TACTILE

.05 A

SOLDER

100 mohm

4

24 V

BAG PACKAGING,GROUND TERMINALS

.138 inch

B3W-1052S

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

OFF-(ON)

YELLOW

1

0 deg

500VAC

300000 Cycle(s)

100000000 ohm

1X1

TUBE

5 ms

6.6 mm

6 inch

0 inch

BREAK-BEFORE-MAKE

2.26 N

3.65 mm

.05A@24VDC

70 Cel

-25 Cel

.144 inch

MOMENTARY-TACTILE

.05 A

SOLDER

B3W

100 mohm

4

24 V

STICK PACKAGING

.138 inch

B3W-4155S

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

OFF-(ON)

YELLOW

1

0 deg

500VAC

1000000 Cycle(s)

100000000 ohm

1X1

TUBE

5 ms

12 mm

12 inch

0 inch

BREAK-BEFORE-MAKE

3.43 N

3.55 mm

.05A@24VDC

70 Cel

-25 Cel

.148 inch

MOMENTARY-TACTILE

.05 A

SOLDER

B3W

100 mohm

7

24 V

STICK PACK.,GROUND TERMINALS

.138 inch

B32-1280

Omron

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

SPST

PROJECTED PLUNGER TYPE

RED

1

1X1

BAG; BULK

12 mm

12 inch

70 Cel

-25 Cel

MOMENTARY-TACTILE

SOLDER

PANEL MOUNTABLE

B32-1030

Omron

KEYPAD SWITCH

THROUGH HOLE-RIGHT ANGLE

SPST

PROJECTED PLUNGER TYPE

1

1X1

BAG; BULK

6 mm

70 Cel

-25 Cel

MOMENTARY-TACTILE

SOLDER

PANEL MOUNTABLE

Keypad Switches

Keypad switches are electronic switches that use a matrix of buttons or keys to input data or control functions. They are commonly used in consumer electronics, industrial control systems, and medical devices.

Keypad switches typically consist of a set of buttons or keys arranged in a matrix pattern, which are connected to a printed circuit board (PCB). When a button or key is pressed, it completes a circuit on the PCB, sending a signal to a microcontroller or other control system.

Keypad switches come in different configurations, including membrane keypads, elastomeric keypads, and mechanical keypads. Membrane keypads use a thin, flexible membrane to activate the switch, while elastomeric keypads use a rubber or silicone dome to provide tactile feedback. Mechanical keypads use a physical switch mechanism, similar to a keyboard.