DPST Snap Action & Limit Switches 387

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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)

D4N-912G

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-912H

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-9131

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-9132

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-9162

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-9172

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-9220

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-9222

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-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-9226

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-922G

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-922H

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-9231

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-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-9262

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-9272

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-9A20

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-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-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-9A26

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-9A2G

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-9A2H

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-9A31

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-9A32

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-9A62

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-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-9B20

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-9B22

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-9B25

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-9B2G

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-9B2H

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-9B31

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-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-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-9B72

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-9E20

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-9E2G

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-9E2H

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-9E31

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

2.8 mm

D4N-9E32

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

HL-5000G

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ROLLER LEVER

5A@250VAC

34 mm

33 inch

IP65

7.35 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

24 V

P.T.= 20 DEGEES, T.T.= 70 DEGRRES

250 V

HL-5030G

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

5A@250VAC

34 mm

33 inch

IP65

7.35 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

24 V

P.T.= 20 DEGEES, T.T.= 70 DEGRRES

250 V

HL-5030

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROLLER LEVER

5A@250VAC

34 mm

33 inch

IP65

7.35 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

24 V

P.T.= 20 DEGEES, T.T.= 70 DEGRRES

250 V

HL-5050G

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROD LEVER

5A@250VAC

34 mm

33 inch

IP65

7.35 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

24 V

P.T.= 20 DEGEES, T.T.= 70 DEGRRES

250 V

HL-5050

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

ADJUSTABLE ROD LEVER

5A@250VAC

34 mm

33 inch

IP65

7.35 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

24 V

P.T.= 20 DEGEES, T.T.= 70 DEGRRES

250 V

HL-5100G

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

SEALED PLUNGER

5A@250VAC

34 mm

33 inch

IP65

8.83 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

5.5

24 V

250 V

1.5 mm

HL-5100

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

SEALED PLUNGER

5A@250VAC

34 mm

33 inch

IP65

8.83 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

5.5

24 V

250 V

1.5 mm

HL-5200

Omron

SNAP ACTING/LIMIT SWITCH

PANEL MOUNT

DPST

SEALED ROLLER PLUNGER

5A@250VAC

34 mm

33 inch

IP65

8.83 N

60.6 mm

5A@24VDC

65 Cel

5 A

-5 Cel

MOMENTARY

5 A

CONNECTOR

HL-5000

5.5

24 V

250 V

1.5 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.