SPDT Toggle Switches 398

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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 Angle (Actuator) Dielectric Withstand Volts (V) Terminal Material AC Maximum Rating M Load (Contact) Electrical Life DC Maximum Power Rating R Load (Contact) Illumination Insulation Resistance Packing Method 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 AC Maximum Rating I Load (Contact) Minimum Operating Temperature Length (Actuator) Terminal Finish Switch Action Maximum DC Contact Current Termination Type Manufacturer Series Contact Resistance Diameter (Bushing) End Contact Material PCB Hole Count Maximum DC Contact Voltage Additional Features Maximum AC Contact Voltage JESD-609 Code Type (Bushing) Terminal Length AC Maximum Power Rating R Load (Contact) Material (Actuator)

MS90310-271

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LARGE LEVER

(ON)-OFF-(ON)

3A@115VAC

GOLD

14 deg

20000 Cycle(s)

14.53 mm

9.25 inch

.468 inch

GOLD

17.93 mm

5A@28VDC

71 Cel

3 A

2A@115VAC

-55 Cel

.687 inch

MOMENTARY

5 A

SOLDER

28 V

115 V

15/32-32

T7-111E1

Otto Engineering

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

BAT HANDLE TYPE

(ON)-OFF-(ON)

16A@115VAC

28 deg

1050VRMS

BRASS

25000 Cycle(s)

27.94 mm

21.84 inch

.47 inch

IP68S

22.09 mm

16A@28VDC

85 Cel

16 A

10A@115VAC

-30 Cel

.66 inch

MOMENTARY

16 A

QUICK CONNECT

T7

28 V

STANDARD, SUBMERSIBLE

115 V

15/32-32

.4 inch

0.5HP@115VAC

STAINLESS STEEL

25ET1-T-F

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

25.4 mm

CORROSION PROOF

44.48 N

47.49 mm

4A@28VDC

LATCHED

4 A

WIRE

25ET1-T-F

28 V

2FC54-73

Carling Technologies

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

BAT TYPE

15A@125VAC

50000 Cycle(s)

28.8 mm

16.1 inch

17.02 mm

66 Cel

15 A

-18 Cel

LATCHED

SCREW

125 V

5636AKB

Apem Components

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

STANDARD TYPE

6A@125VAC

50000 Cycle(s)

13.2 mm

7 inch

EPOXY TERMINAL SEALED; SPLASH PROOF

12 mm

4A@30VDC

85 Cel

6 A

-40 Cel

Silver (Ag)

LATCHED

4 A

SOLDER

5000

30 V

125 V

e4

7503K13

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

15A@125VAC

29.74 mm

15.87 inch

25.4 mm

15 A

LATCHED

SOLDER

125 V

7504K4

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

15A@125VAC

29.74 mm

15.87 inch

25.4 mm

15 A

LATCHED

SCREW

125 V

7505K4

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

15A@125VAC

29.74 mm

15.87 inch

25.4 mm

15 A

LATCHED

SOLDER

125 V

ET01MD1AVBE

ITT Cannon

TOGGLE SWITCH

THROUGH HOLE-RIGHT ANGLE

SPDT

TOGGLE BAT

ON-ON

MIL-STD

.02A@20VAC

GOLD OVER NICKEL

GLASS FILLED NYLON

25 deg

1000VRMS

COPPER ALLOY

60000 Cycle(s)

0.4VA@20VDC

1000000000 ohm

9.27 mm

6.22 inch

.177 inch

EPOXY TERMINAL SEALED; IP57

GLASS FILLED NYLON

GOLD OVER NICKEL

8.13 mm

.02A@20VDC

CHROME

85 Cel

.02 A

COPPER ALLOY

-30 Cel

.24 inch

Gold (Au) - with Nickel (Ni) barrier

LATCHED

.02 A

SOLDER

ET

10 mohm

.18 inch

COPPER ALLOY

4

20 V

20 V

e4

UNTHREADED

.125 inch

BRASS

T103MH9AVBE

ITT Cannon

TOGGLE SWITCH

THROUGH HOLE-RIGHT ANGLE

SPDT

TOGGLE BAT

ON-OFF-ON

MIL-STD

.02A@20VAC

GOLD

STAINLESS STEEL

25 deg

1000VRMS

COPPER ALLOY

30000 Cycle(s)

0.4VA@20VDC

1000000000 ohm

8.94 mm

5.08 inch

.24 inch

EPOXY TERMINAL SEALED

GLASS FILLED NYLON

GOLD OVER NICKEL

8.13 mm

.02A@20VDC

CHROME

SOLVENT

85 Cel

.02 A

COPPER ALLOY

-30 Cel

.21 inch

Gold (Au) - with Nickel (Ni) barrier

LATCHED

.02 A

SOLDER

T

20 mohm

.19 inch

COPPER ALLOY

4

20 V

20 V

e4

UNTHREADED

.125 inch

BRASS

1TL1-8

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

(ON)-ON

15A@125VAC

GOLD

31 deg

28.45 mm

15.75 inch

.47 inch

DUST PROOF

GOLD

29.46 mm

15A@28VDC

71 Cel

15 A

SILVER ALLOY

-65 Cel

.68 inch

MOMENTARY

15 A

SCREW

.427 inch

SILVER ALLOY

28 V

125 V

15/32-32

1HP@250VAC

7582K6

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

6A@125VAC

29.74 mm

15.87 inch

25.4 mm

6 A

LATCHED

SOLDER

125 V

8810K15

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

STANDARD LEVER

10A@115VAC

28.58 mm

15.88 inch

26.59 mm

20A@28VDC

66 Cel

10 A

-18 Cel

Tin (Sn)

LATCHED

20 A

SCREW

28 V

115 V

e3

5632MAB

Apem Components

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

STANDARD TYPE

6A@125VAC

50000 Cycle(s)

13.2 mm

7 inch

EPOXY TERMINAL SEALED

11 mm

4A@30VDC

85 Cel

6 A

-40 Cel

Silver (Ag)

MOMENTARY

4 A

SOLDER

5000

30 V

125 V

e4

MS35058-23

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

ON-ON

10A@115VAC

28.45 mm

15.75 inch

26.42 mm

25A@28VDC

66 Cel

10 A

-18 Cel

TIN

LATCHED

25 A

SCREW

28 V

115 V

e3

11NT1-7

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

10A@277VAC

28.45 mm

15.75 inch

DUST PROOF; WATER PROOF

29.46 mm

15A@28VDC

71 Cel

10 A

MOMENTARY

15 A

QUICK CONNECT

28 V

277 V

1626

Apem Components

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

10000 Cycle(s)

BULK

25 mm

14 inch

DUST PROOF; WATER PROOF

15 mm

4A@30VDC

55 Cel

-20 Cel

Silver (Ag)

LATCHED

4 A

SCREW

1600

30 V

e4

25ET61-S

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

25.4 mm

CORROSION PROOF

31.13 N

61.21 mm

4A@28VDC

LATCHED

4 A

SCREW

25ET61-S

28 V

7-6437630-0

TE Connectivity

TOGGLE SWITCH

PANEL MOUNT

SPDT

ON-ON

SILVER

1500

1000000000 ohm

WATER PROOF

20 A

20 A

WIRE

10 mohm

BRASS

30 V

250 V

101TL2-2D

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LOCKING TYPE

7.5A@115VAC

28.7 mm

15.75 inch

DUST PROOF; WATER PROOF

36.07 mm

7.5A@30VDC

71 Cel

7.5 A

LATCHED

7.5 A

WIRE

101TL2

30 V

115 V

1842.1031

Mentor & Prazisions Bauteile Kg

TOGGLE SWITCH

PANEL MOUNT

SPDT

.5A@60VAC

20000 Cycle(s)

15.2 mm

10.1 inch

IP50

10.1 mm

.5A@60VDC

85 Cel

.5 A

-40 Cel

LATCHED

.5 A

SOLDER

60 V

60 V

8800K16

Eaton Corporation

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

STANDARD LEVER

10A@115VAC

28.58 mm

15.88 inch

26.59 mm

20A@28VDC

66 Cel

10 A

-18 Cel

LATCHED

20 A

SCREW

28 V

115 V

MS-500A-B

Miyama Electric

TOGGLE SWITCH

PANEL MOUNT

SPDT

BAT TYPE

ON-ON

6A@125VAC

24 deg

100000000 ohm

13 mm

12.6 inch

.319 inch

10.4 mm

6 A

.472 inch

LATCHED

QUICK CONNECT

20 mohm

125 V

M6P0.75

.157 inch

MTG72AD2

Apem Components

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

TOGGLE

(ON)-OFF-(ON)

6A@125VAC

GOLD

1000VRMS

50000 Cycle(s)

1000000000 ohm

BULK

20 mm

22.225 inch

EPOXY TERMINAL SEALED; IP68

GOLD

16.7 mm

4A@30VDC

85 Cel

6 A

SILVER

-40 Cel

.44 inch

MOMENTARY

4 A

SOLDER

MT

10 mohm

SILVER

30 V

125 V

.122 inch

NYLON

25ET61-T

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

25.4 mm

CORROSION PROOF

31.13 N

47.49 mm

4A@28VDC

LATCHED

4 A

WIRE

25ET61-T

28 V

25ET64-6

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

25.4 mm

CORROSION PROOF

31.14 N

51.56 mm

4A@28VDC

LATCHED

4 A

WIRE

28 V

100SP1T1B4M2QE

E-switch

TOGGLE SWITCH

THROUGH HOLE-STRAIGHT

SPDT

5A@120VAC

50000 Cycle(s)

12.7 mm

6.86 inch

EPOXY TERMINAL SEALED

8.89 mm

5A@28VDC

85 Cel

5 A

-30 Cel

LATCHED

5 A

SOLDER

100SP1T1B4M2QE

28 V

120 V

200MSP1T1B2M6QE

E-switch

TOGGLE SWITCH

THROUGH HOLE-RIGHT ANGLE

SPDT

TOGGLE

ON-ON

1A@250VAC

SILVER

STAINLESS STEEL

25 deg

1000VRMS

COPPER ALLOY

30000 Cycle(s)

1000000000 ohm

8.128 mm

5.08 inch

.22 inch

EPOXY

SILVER

3A@28VDC

CHROME

85 Cel

1 A

COPPER ALLOY

-30 Cel

.37 inch

3 A

SOLDER

200MSP1T1B2M6QE

10 mohm

COPPER ALLOY

5

28 V

250 V

UNTHREADED

.13 inch

BRASS

25ET62-6

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

25.4 mm

CORROSION PROOF

31.14 N

51.56 mm

4A@28VDC

LATCHED

4 A

WIRE

28 V

5-1825137-1

TE Connectivity

TOGGLE SWITCH

PANEL MOUNT

SPDT

STANDARD TYPE

ON-OFF-(ON)

5A@120VAC

SILVER

1000

40000 Cycle(s)

1000000000 ohm

12.7 mm

6.86 inch

.35 inch

EPOXY TERMINAL SEALED

8.89 mm

5A@28VDC

NICKEL

85 Cel

5 A

-30 Cel

LATCHED AND MOMENTARY

5 A

SOLDER

10 mohm

COPPER ALLOY

28 V

125 V

G12AH

Nkk Switches

TOGGLE SWITCH

THROUGH HOLE-RIGHT ANGLE

SPDT

TOGGLE BAT

ON-ON

WAVE

GOLD OVER NICKEL

GLASS FILLED REINFORCED NYLON

28 deg

500VAC

PHOSPHOR BRONZE

50000 Cycle(s)

0.4VA@28VDC

500000000 ohm

7.0104 mm

4.9022 inch

.063 inch

EPOXY

GLASS FILLED POLYAMIDE

GOLD OVER NICKEL

11.684 mm

SOLVENT

70 Cel

PHOSPHOR BRONZE

-25 Cel

.15 inch

GOLD

HORIZONTAL

SOLDER

80 mohm

.157 inch

PHOSPHOR BRONZE

5

e4

UNTHREADED

.102 inch

GLASS FILLED POLYAMIDE

MTG106D

TE Connectivity

TOGGLE SWITCH

PANEL MOUNT

SPDT

SHORT MUSTANG

ON-ON

6A@125VAC

GOLD OVER SILVER

GREEN

1500

60000 Cycle(s)

1000000000 ohm

13 mm

8 inch

EPOXY TERMINAL SEALED

14.71 N

9 mm

4A@28VDC

CHROME

80 Cel

6 A

-20 Cel

Gold (Au)

LATCHED

6 A

WIRE

10 mohm

COPPER ALLOY

28 V

125 V

e4

S305

Nkk Switches

TOGGLE SWITCH

PANEL MOUNT

SPDT

TOGGLE BAT

ON-(ON)

6A@250VAC

32 deg

2000VAC

25000 Cycle(s)

1000000000 ohm

28.4988 mm

16.002 inch

.472 inch

BREAK-BEFORE-MAKE

20A@30VDC

70 Cel

6 A

8A@125VAC

-10 Cel

.689 inch

TIN

MOMENTARY

20 A

SOLDER LUG

10 mohm

30 V

HIGH RATED

250 V

e3

M12P1

1825136-8

TE Connectivity

TOGGLE SWITCH

PANEL MOUNT

SPDT

STANDARD LEVER

ON-ON

.02A@20VAC

GOLD

RED

1000

6000 Cycle(s)

0.4VA@20VDC

1000000000 ohm

12.7 mm

6.86 inch

.35 inch

EPOXY TERMINAL SEALED

DIALLYL PHTHALATE

GOLD OVER NICKEL

12.7 mm

.02A@20VDC

NICKEL

85 Cel

.4 A

COPPER

-30 Cel

.41 inch

LATCHED

.4 A

SOLDER

10 mohm

COPPER ALLOY

5

20 V

20 V

1/4-40

.125 inch

PHENOLIC

2FC53-78/TABS

Carling Technologies

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

BAT TYPE

ON-OFF-ON

15A@125VAC

1000VAC

50000 Cycle(s)

100000000 ohm

28.8 mm

16.1 inch

.465 inch

BREAK-BEFORE-MAKE

PHENOLIC

17.02 mm

NICKEL

66 Cel

15 A

-18 Cel

.687 inch

LATCHED

QUICK CONNECT

F

NEOPRENE SEAL

125 V

15/32-32

.437 inch

0.75HP@240VAC

BRASS

5238AB

Apem Components

TOGGLE SWITCH

THROUGH HOLE-STRAIGHT

SPDT

STANDARD TYPE

6A@125VAC

50000 Cycle(s)

13.2 mm

7 inch

EPOXY TERMINAL SEALED

13.3 mm

4A@30VDC

85 Cel

6 A

-40 Cel

Silver (Ag)

LATCHED AND MOMENTARY

4 A

SOLDER

5000

30 V

PANEL MOUNT-THREADED ALSO AVAILABLE

125 V

e4

5636AB-1V

Apem Components

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LOCKING TYPE

6A@125VAC

50000 Cycle(s)

EPOXY TERMINAL SEALED

12 mm

4A@30VDC

85 Cel

6 A

-40 Cel

Silver (Ag)

LATCHED

4 A

SOLDER

5000

30 V

125 V

e4

B15AV

Nkk Switches

TOGGLE SWITCH

THROUGH HOLE-RIGHT ANGLE

SPDT

TOGGLE BAT

ON-(ON)

GOLD

26 deg

500VAC

COPPER ALLOY

50000 Cycle(s)

0.4VA@28VDC

500000000 ohm

8.7884 mm

8.001 inch

.106 inch

EPOXY

BREAK-BEFORE-MAKE

GLASS FILLED POLYAMIDE

GOLD

16.256 mm

NICKEL

85 Cel

PHOSPHOR BRONZE

-30 Cel

.394 inch

GOLD

MOMENTARY

SOLDER

50 mohm

.236 inch

COPPER ALLOY

5

e4

UNTHREADED

.122 inch

BRASS

B19AV

Nkk Switches

TOGGLE SWITCH

THROUGH HOLE-RIGHT ANGLE

SPDT

TOGGLE BAT

ON-OFF-(ON)

GOLD

26 deg

500VAC

COPPER ALLOY

50000 Cycle(s)

0.4VA@28VDC

500000000 ohm

8.7884 mm

8.001 inch

.106 inch

EPOXY

BREAK-BEFORE-MAKE

GLASS FILLED POLYAMIDE

GOLD

16.256 mm

NICKEL

85 Cel

PHOSPHOR BRONZE

-30 Cel

.394 inch

GOLD

MOMENTARY

SOLDER

50 mohm

.236 inch

COPPER ALLOY

5

e4

UNTHREADED

.122 inch

BRASS

M2013SS1W01

Nkk Switches

TOGGLE SWITCH

PANEL MOUNT

SPDT

TOGGLE BAT

ON-OFF-ON

WAVE

3A@250VAC

SILVER

STAINLESS STEEL

25 deg

1500VAC

COPPER ALLOY

25000 Cycle(s)

1000000000 ohm

13.0048 mm

7.8994 inch

.35 inch

EPOXY

DIALLYL PHTHALATE

SILVER

32.7914 mm

CHROME

85 Cel

3 A

SILVER

-15 Cel

.413 inch

GOLD OVER NICKEL/SILVER

HORIZONTAL

SOLDER LUG

10 mohm

.25 inch

SILVER

250 V

e4

1/4-40

.157 inch

BRASS

M2013SS1W03

Nkk Switches

TOGGLE SWITCH

THROUGH HOLE-STRAIGHT

SPDT

TOGGLE BAT

ON-OFF-ON

WAVE

3A@250VAC

SILVER

STAINLESS STEEL

25 deg

1500VAC

COPPER ALLOY

25000 Cycle(s)

1000000000 ohm

13.0048 mm

7.8994 inch

.35 inch

EPOXY

DIALLYL PHTHALATE

SILVER

35.1536 mm

CHROME

85 Cel

3 A

SILVER

-15 Cel

.413 inch

GOLD OVER NICKEL/SILVER

HORIZONTAL

SOLDER

10 mohm

.25 inch

SILVER

3

250 V

e4

1/4-40

.25 inch

BRASS

TE-11151

Otto Engineering

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

(ON)-OFF-(ON)

2A@115VAC

GOLD

STAINLESS STEEL

14 deg

20000 Cycle(s)

14.53 mm

9.25 inch

.469 inch

ENVIRONMENTALLY SEALED

GOLD

17.93 mm

5A@28VDC

71 Cel

2 A

SILVER

-55 Cel

.687 inch

MOMENTARY

5 A

SOLDER

TE

.469 inch

SILVER

28 V

115 V

15/32-32

STAINLESS STEEL

101TL1-5E

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

15A@125VAC

34.04 mm

15.75 inch

DUST PROOF; WATER PROOF

36.07 mm

15A@28VDC

71 Cel

15 A

LATCHED AND MOMENTARY

15 A

WIRE

101TL1

28 V

125 V

11TL1-5E

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LEVER

15A@125VAC

28.45 mm

15.75 inch

DUST PROOF; WATER PROOF

34.04 mm

15A@28VDC

71 Cel

15 A

LATCHED AND MOMENTARY

15 A

WIRE

11TL1

28 V

125 V

1TL1-5E

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LOCKING LEVER

15A@125VAC

28.45 mm

15.75 inch

DUST PROOF

29.46 mm

15A@28VDC

15 A

LATCHED AND MOMENTARY

15 A

SCREW

1TL1

28 V

125 V

1TL1-8F

Honeywell Sensing And Control

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

LOCKING LEVER

(ON)-ON

MIL-STD

15A@125VAC

GOLD

31 deg

28.45 mm

15.75 inch

.47 inch

DUST PROOF

GOLD

29.46 mm

15A@28VDC

71 Cel

15 A

SILVER ALLOY

-65 Cel

.68 inch

MOMENTARY

15 A

SCREW

1TL1

.427 inch

SILVER ALLOY

28 V

125 V

15/32-32

1HP@250VAC

2FB53-73/TABS

Carling Technologies

TOGGLE SWITCH

PANEL MOUNT-THREADED

SPDT

BAT TYPE

ON-ON

15A@125VAC

1000VAC

50000 Cycle(s)

100000000 ohm

28.8 mm

16.1 inch

.465 inch

BREAK-BEFORE-MAKE

PHENOLIC

17.02 mm

NICKEL

66 Cel

15 A

-18 Cel

.687 inch

LATCHED

QUICK CONNECT

F

125 V

15/32-32

.437 inch

0.75HP@240VAC

BRASS

4-6437630-0

TE Connectivity

TOGGLE SWITCH

PANEL MOUNT

SPDT

LOCKING LEVER

ON-ON

.02A@20VAC

GOLD

BLACK

1500

50000 Cycle(s)

1000000000 ohm

14.8 mm

8 inch

WATER PROOF

10.5 mm

.02A@20VDC

70 Cel

.4 A

-20 Cel

LATCHED

.4 A

SOLDER AND WIRE

10 mohm

COPPER ALLOY

20 V

20 V

Toggle Switches

Toggle switches are electronic switches that are activated by flipping a lever up or down. They are commonly used in a variety of applications, such as industrial control systems, automotive electronics, and home appliances.

Toggle switches typically consist of a housing, a lever, and a set of electrical contacts. When the lever is flipped in one direction, it completes a circuit between the contacts, allowing electrical current to flow through the switch. When the lever is flipped in the opposite direction, the circuit is broken and the current stops flowing.

Toggle switches come in different configurations, including single-pole, double-pole, and multi-pole switches. They also come in different contact arrangements, such as make-before-break, break-before-make, and center-off switches.

Toggle switches offer several advantages over other types of switches. They provide a simple and intuitive means of controlling circuits, and they offer tactile feedback that can help to ensure reliable operation. They are also highly durable and can withstand frequent use and harsh environments.

However, toggle switches also have some limitations, such as the need for physical contact to activate the switch and susceptibility to damage from external factors such as dust and debris.