ROLLER LEVER Snap Action & Limit Switches 423

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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 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)

D4A-2L01N-F

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPDT

ROLLER LEVER

5A@125VAC

750000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

5A@12VDC

120 Cel

5 A

-10 Cel

MOMENTARY

5 A

SCREW

D4A

12 V

P.T. = 15 DEG, D.T. = 7 DEG, T.T.= 22 DEG

125 V

D4A-4P01N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPDT

ROLLER LEVER

5A@125VAC

750000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

5A@12VDC

100 Cel

5 A

-40 Cel

MOMENTARY

5 A

SCREW

D4A

12 V

P.T. = 15 DEG, D.T. = 7 DEG, T.T.= 22 DEG

125 V

D4A-2501N-F

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPDT

ROLLER LEVER

5A@125VAC

750000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

5A@14VDC

120 Cel

5 A

-10 Cel

MOMENTARY

5 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 7 DEG, T.T.= 22 DEG

125 V

D4C-3324-P

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

4A@30VDC

70 Cel

-10 Cel

MOMENTARY

4 A

WIRE

D4C

30 V

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

D4B-5511N

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-2F20

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

3PST

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

D4A-1102N-F

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

10A@480VAC

1000000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

10A@14VDC

120 Cel

10 A

-10 Cel

MOMENTARY

10 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 5 DEG, T.T.= 20 DEG

480 V

D4B-6111N

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

D4A-2504N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPDT

ROLLER LEVER

5A@125VAC

750000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

5A@14VDC

100 Cel

5 A

-20 Cel

MOMENTARY

5 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 7 DEG, T.T.= 22 DEG

125 V

D4N-4E26

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

240 V

D4N-1126

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-3B25

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

240 V

D4N-2E20

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

240 V

D4N-1C22

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

3PST

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-1B22

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-9A25

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-8B20

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

D4B-6511N

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-1C26

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

3PST

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

D4A-4L01N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPDT

ROLLER LEVER

5A@125VAC

750000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

5A@12VDC

100 Cel

5 A

-40 Cel

MOMENTARY

5 A

SCREW

D4A

12 V

P.T. = 15 DEG, D.T. = 7 DEG, T.T.= 22 DEG

125 V

D4N-6D22

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

3PST

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-6222

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

D4C-2024-AK1EJ03

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

1A@125VAC

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

70 Cel

1 A

-10 Cel

MOMENTARY

WIRE

D4C

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

125 V

D4A-1101N-F

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

10A@480VAC

1000000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

10A@14VDC

120 Cel

10 A

-10 Cel

MOMENTARY

10 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 5 DEG, T.T.= 20 DEG

480 V

D4C-3024-DK1EJ03

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

1A@30VDC

70 Cel

-10 Cel

MOMENTARY

1 A

WIRE

D4C

30 V

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

D4N-8222

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-3D20

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

3PST

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

240 V

D4A-3101N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

10A@480VAC

1000000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

10A@14VDC

100 Cel

10 A

-40 Cel

MOMENTARY

10 A

SCREW

14 V

P.T. = 15 DEG, D.T. = 5 DEG, T.T.= 20 DEG

480 V

D4N-1E20

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

240 V

D4N-9A22

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-3A25

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

240 V

D4A-1104N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

10A@480VAC

1000000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

10A@14VDC

100 Cel

10 A

-20 Cel

MOMENTARY

10 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 5 DEG, T.T.= 20 DEG

480 V

D4C-4224

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

.1A@125VAC

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

.1A@30VDC

70 Cel

.1 A

-10 Cel

MOMENTARY

.1 A

WIRE

D4C

30 V

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

125 V

D4B-7111N

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

D4C-4224-P

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

.1A@125VAC

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

.1A@30VDC

70 Cel

.1 A

-10 Cel

MOMENTARY

.1 A

WIRE

D4C

30 V

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

125 V

D4A-3101N-F

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

10A@480VAC

1000000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

10A@14VDC

120 Cel

10 A

-10 Cel

MOMENTARY

10 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 5 DEG, T.T.= 20 DEG

480 V

D4N-5122

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-6B22

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

D4C-3224

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

.1A@30VDC

70 Cel

-10 Cel

MOMENTARY

.1 A

WIRE

D4C

30 V

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

D4C-2424

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

.1A@125VAC

200000 Cycle(s)

40 mm

16 inch

IP67

5.69 N

65 mm

70 Cel

.1 A

-10 Cel

MOMENTARY

WIRE

D4C

O.T. = 50 DEG, P.T. = 13 DEG, D.T. = 3 DEG, T.T.= 63 DEG

125 V

D4N-5E20

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

240 V

D4A-3103N

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

SPDT

ROLLER LEVER

10A@480VAC

1000000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

10A@14VDC

100 Cel

10 A

-20 Cel

MOMENTARY

10 A

SCREW

14 V

P.T. = 15 DEG, D.T. = 5 DEG, T.T.= 20 DEG

480 V

D4B-4111N

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-8120

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-1220

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-2222

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

D4A-4502N-F

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPDT

ROLLER LEVER

5A@125VAC

750000 Cycle(s)

44 mm

42 inch

IP67

75.5 mm

5A@14VDC

120 Cel

5 A

-10 Cel

MOMENTARY

5 A

SCREW

D4A

14 V

P.T. = 15 DEG, D.T. = 7 DEG, T.T.= 22 DEG

125 V

D4N-3126

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

240 V

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.