DPST Snap Action & Limit Switches 621

Reset All
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 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) Maximum Operating Temperature Operating Position 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) Actuator Travel (mm) End Contact Material PCB Hole Count Maximum DC Contact Voltage Additional Features Maximum AC Contact Voltage Maximum Pre Travel JESD-609 Code Type (Bushing) Terminal Length AC Maximum Power Rating R Load (Contact) Material (Actuator)

D4N-8E62

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-3B62

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

9

250 V

240 V

4 mm

D4N-822H

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

4.5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-6B62

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-5A72

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

9

250 V

240 V

4 mm

D4N-5B22

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-2B22

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-8262

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-3232

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

6

250 V

240 V

2 mm

D4B-3A81N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

COIL SPRING TYPE

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

1.47 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

14 V

P.T.= 15 DEG, T.T.=15 DEG

400 V

D4B-6A71N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

18.63 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

7

14 V

400 V

2 mm

D4N-2232

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4N-2120

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-3E22

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

250 V

P.T.= 18 DEG, T.T.= 58 DEG

240 V

D4N-1131

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4N-4E32

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2.8 mm

D4B-5A17N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROD LEVER

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

2.12 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

14 V

P.T.= 21 DEG, T.T.= 71 DEG

400 V

D4N-8231

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP PLUNGER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

6.5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4N-3E20

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

250 V

P.T.= 18 DEG, T.T.= 58 DEG

240 V

D4N-4180

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

CAT WHISKER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

1.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 15 DEG, T.T.= 15 DEG

240 V

D4N-4222

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-4B31

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4N-4226

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4B-3116N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

9.41 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

14 V

P.T.= 21 DEG, T.T.= 71 DEG

400 V

D4N-1A25

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-6E22

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 18 DEG, T.T.= 58 DEG

240 V

D4B-1A16N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

9.41 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

14 V

P.T.= 21 DEG, T.T.= 71 DEG

400 V

D4N-9232

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4N-9B62

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-9225

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-822G

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

4.5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D2T-LT1

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

HINGE LEVER

5A@250VAC

100000 Cycle(s)

34.4 mm

12.5 inch

IP40

1.47 N

24.65 mm

6A@30VDC

80 Cel

5 A

-25 Cel

MOMENTARY

6 A

SOLDER

1.6

30 V

250 V

D4N-8232

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

6.5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4B-6571N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

18.63 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

7

14 V

400 V

2 mm

D4N-1172

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-2E2G

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

4.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-6122

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-9B32

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

D4N-8B72

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-3172

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

9

250 V

240 V

4 mm

D4N-6B80

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

CAT WHISKER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

1.5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

250 V

P.T.= 15 DEG, T.T.= 15 DEG

240 V

D4N-2A20

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 27 DEG, O.T.= 67 DEG

240 V

D4N-4B80

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

CAT WHISKER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

1.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

250 V

P.T.= 15 DEG, T.T.= 15 DEG

240 V

D4N-3ERE

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

FORK LEVER LOCK

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.4 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

250 V

240 V

D4N-8180

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

CAT WHISKER

10A@240VAC

300000 Cycle(s)

56 mm

30 inch

IP67

1.5 N

56 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

250 V

P.T.= 15 DEG, T.T.= 15 DEG

240 V

D4B-4A11N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

10A@400VAC

500000 Cycle(s)

43 mm

40 inch

IP67

9.41 N

74 mm

10A@14VDC

80 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

14 V

P.T.= 21 DEG, T.T.= 71 DEG

400 V

D4N-9A72

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ONE-WAY ROLLER LEVER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

9

250 V

240 V

4 mm

D4N-4132

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

TOP ROLLER PLUNGER

10A@240VAC

300000 Cycle(s)

31 mm

30 inch

IP67

6.5 N

57.5 mm

2.5A@250VDC

70 Cel

10 A

-30 Cel

MOMENTARY

2.5 A

SCREW

D4N

6

250 V

240 V

2 mm

Snap Action & Limit Switches

Snap action switches and limit switches are electronic switches that are commonly used in industrial control systems and other applications that require precise and reliable control of mechanical processes.

Snap action switches, also known as micro switches, are electrical switches that use a spring-loaded lever to activate the switch when a certain force or pressure is applied. They are commonly used in applications where a small and precise switch is needed, such as in appliances, vending machines, and automotive control systems.

Limit switches, on the other hand, are electrical switches that are activated when a moving object, such as a conveyor belt or door, reaches a specific position or limit. They are commonly used in industrial control systems to monitor the position of mechanical components and to prevent damage or accidents caused by overrunning or overshooting.

Both snap action switches and limit switches come in a variety of configurations, including normally open or normally closed switches, and can be wired to operate in a variety of ways, such as momentary or latching operation.