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OMRON Push Buttons（Contact Configuration：2b）

OMRON offers products Push Buttons specified by Contact Configuration 2b from Electrical & Controls product category. There are a total of 5 items. Parts and equipment for controlling machines and electrical systems. Controllers and power supplies OMRON products are available to order through MISUMI online 24 hours a day. Free shipping, no minimum order.

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Brand	(3) (0) IDEC (3) MARUYASU DENGYO (0) OMRON (5) TEND (0)
CAD	2D 3D
Days to Ship	All Same day 5 Day(s) or Less 6 Day(s) or Less 7 Day(s) or Less 9 Day(s) or Less Others

5 items

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φ22 mm Pushbutton Switch (Illumination Type) A22NL Series

OMRON

φ22 mm pushbutton switch. Helps miniaturize control panels with shortened body length and changed wiring direction. Easy wiring push-in Plus terminal block type is now available.

[Workability]
· The wiring direction is changed to improve the visibility of wires (Push-in Plus terminal block type)
· Terminal screw hold-on structure (screw terminal block type) that supports round crimp terminal
· Terminals can be additionally tightened even when switch units are stacked together (screw terminal block type)
· Directionality of the switch unit is eliminated to facilitate assembly
[Miniaturization]
· The wiring direction is changed so lateral space is not required (Push-in Plus terminal block type)
· Short Body Design
· Same size as A22NL (illuminated type) and A22NN (non-illuminated type)
[Safety]
· It uses a lock lever mechanism that can be reliably and easily operated
· The finger protective structure provides high safety
· The wiring will not loosen and is therefore maintenance-free (Push-in Plus terminal block type)
[Product Lineup]
· Safety standard / voltage specification as a global product
· Can be installed on two panel processing dimensions of φ22.3 and φ25.5
· The buttons and bezels are available in abundant colors, shapes and materials
· Conforms to IP66 and NEMA 4X/13 for protective structure

Mounting Hole	Shape	Type	Push button operation	Button color	Contact Configuration	Terminal shape	Guard included	Dimension depth(mm)	Protection function (environmentally resistant)	Representative Standard	Dimension width(mm)	Dimension vertical(mm)
Other	Round / Mushroom shape	Illumination push-button	Momentary / Alternate	Red / Blue / Green / Yellow / White / Amber	2b	Screw terminal / Insertion Terminal	Available / NA	53 ～ 66	Available	CE / UL / CUL / TUV / CCC / CSA	30 ～ 40	47 ～ 47.6

From: ₹ 1,463.64
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

φ22 mm Pushbutton Switch (Non-illumination Type) A22NN Series

OMRON

φ22 mm pushbutton switch. Helps miniaturize control panels with shortened body length and changed wiring direction. Easy wiring push-in Plus terminal block type is now available.

[Workability]
· The wiring direction is changed to improve the visibility of wires (Push-in Plus terminal block type)
· Terminal screw hold-on structure (screw terminal block type) that supports round crimp terminal
· Terminals can be additionally tightened even when switch units are stacked together (screw terminal block type)
· Directionality of the switch unit is eliminated to facilitate assembly
[Miniaturization]
· The wiring direction is changed so lateral space is not required (Push-in Plus terminal block type)
· Short Body Design
[Safety]
· It uses a lock lever mechanism that can be reliably and easily operated
· The finger protective structure provides high safety
· The wiring will not loosen and is therefore maintenance-free (Push-in Plus terminal block type)
[Product Lineup]
· Safety standard / voltage specification as a global product
· Can be installed on two panel processing dimensions of φ22.3 and φ25.5
· The buttons and bezels are available in abundant colors, shapes and materials
· Conforms to IP66 and NEMA 4X/13 for protective structure

Mounting Hole	Shape	Type	Push button operation	Button color	Contact Configuration	Terminal shape	Guard included	Dimension depth(mm)	Protection function (environmentally resistant)	Representative Standard	Dimension width(mm)	Dimension vertical(mm)
Other	Round / Mushroom shape	Non-illumination type push-button	Momentary / Alternate	Red / Blue / Green / Yellow / White / Black	2b	Screw terminal / Insertion Terminal	Available / NA	50.5 ～ 66	Available	CE / UL / CUL / TUV / CCC / CSA	30 ～ 40	47 ～ 47.6

From: ₹ 682.76
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

φ30 mm Pushbutton Switch (Illumination Type) A30NL Series

OMRON

φ30 mm pushbutton switch. Helps miniaturize control panels with shortened body length and changed wiring direction.
Easy wiring Push-in Plus terminal block type is now available. Workability and safety have been improved.

[Workability]
· Three switch units can be mounted on one stage and multi-stage expansion is possible (screw terminal block type)
· Terminal screw hold-on structure (screw terminal block type) that supports round crimp terminal
· Terminals can be additionally tightened even when switch units are stacked together (screw terminal block type)
· Directionality of the switch unit is eliminated to facilitate assembly
[Safety]
· It uses a lock lever mechanism that can be reliably and easily operated
· The finger protective structure provides high safety
· The wiring will not loosen and is therefore maintenance-free (Push-in Plus terminal block type)
[Product Lineup]
· The buttons and bezels are available in abundant colors and shapes

Volume Discount

Mounting Hole	Shape	Type	Push button operation	Button color	Contact Configuration	Terminal shape	Guard included	Dimension depth(mm)	Protection function (environmentally resistant)	Representative Standard	Dimension width(mm)	Dimension vertical(mm)
Other	Round / Mushroom shape	Illumination push-button	Momentary / Alternate	Red / Blue / Green / Yellow / White / Amber	2b	Screw terminal / Insertion Terminal	Available / NA	52.9 ～ 66	Available	CE / UL / CUL / TUV / CCC / CSA	34.7 ～ 40	47 ～ 47.6

From: ₹ 1,694.25
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

Enable Switch A4E

OMRON

Enable Switch A4E

[Features]
· A 3-position enable switch to help with safe robot operation.
· Firm clicky feel.
· Conforms to the American ANSI/RIAR 15.06-1999 standard for 3-position switches.
· Flexible switch mounting directions.

Mounting Hole	Shape	Type	Push button operation	Button color	Contact Configuration	Terminal shape	Guard included	Dimension depth(mm)	Protection function (environmentally resistant)	Representative Standard	Dimension width(mm)	Dimension vertical(mm)
Other	Elongated	Non-illumination type push-button	Momentary	-	2b	Solder terminal	-	34.1	Available	CE / UL / TUV / CCC / CSA	84	21.3

From: ₹ 4,321.42
Days to Ship: 5 Day(s) or more

5 Day(s) or more

You can add up to 6 items per a category to the compare list. Compare

φ30 mm Pushbutton Switch (Non-illumination Type) A30NN Series

OMRON

Mounting Hole	Shape	Type	Push button operation	Button color	Contact Configuration	Terminal shape	Guard included	Dimension depth(mm)	Protection function (environmentally resistant)	Representative Standard	Dimension width(mm)	Dimension vertical(mm)
Other	Round / Mushroom shape	Non-illumination type push-button	Momentary / Alternate	Red / Blue / Green / Yellow / White / Black	2b	Screw terminal / Insertion Terminal	Available / NA	50.5 ～ 66	Available	CE / UL / CUL / TUV / CCC / CSA	34.7 ～ 40	47 ～ 47.6

From: ₹ 905.04
Days to Ship: 5 Day(s) or more

5 Day(s) or more


Brand
Product Series
From
Days to Ship
Mounting Hole
Shape
Type
Push button operation
Button color
Contact Configuration
Terminal shape
Guard included
Dimension depth(mm)
Protection function (environmentally resistant)
Representative Standard
Dimension width(mm)
Dimension vertical(mm)

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	OMRON	OMRON	OMRON	OMRON	OMRON
Product Series	φ22 mm Pushbutton Switch (Illumination Type) A22NL Series	φ22 mm Pushbutton Switch (Non-illumination Type) A22NN Series	φ30 mm Pushbutton Switch (Illumination Type) A30NL Series	Enable Switch A4E	φ30 mm Pushbutton Switch (Non-illumination Type) A30NN Series
From	₹ 1,463.64-	₹ 682.76-	₹ 1,694.25-	₹ 4,321.42	₹ 905.04-
Days to Ship	5 Day(s) or more	5 Day(s) or more	5 Day(s) or more	5 Day(s) or more	5 Day(s) or more
Mounting Hole	Other	Other	Other	Other	Other
Shape	Round / Mushroom shape	Round / Mushroom shape	Round / Mushroom shape	Elongated	Round / Mushroom shape
Type	Illumination push-button	Non-illumination type push-button	Illumination push-button	Non-illumination type push-button	Non-illumination type push-button
Push button operation	Momentary / Alternate	Momentary / Alternate	Momentary / Alternate	Momentary	Momentary / Alternate
Button color	Red / Blue / Green / Yellow / White / Amber	Red / Blue / Green / Yellow / White / Black	Red / Blue / Green / Yellow / White / Amber	-	Red / Blue / Green / Yellow / White / Black
Contact Configuration	2b	2b	2b	2b	2b
Terminal shape	Screw terminal / Insertion Terminal	Screw terminal / Insertion Terminal	Screw terminal / Insertion Terminal	Solder terminal	Screw terminal / Insertion Terminal
Guard included	Available / NA	Available / NA	Available / NA	-	Available / NA
Dimension depth(mm)	53 ～ 66	50.5 ～ 66	52.9 ～ 66	34.1	50.5 ～ 66
Protection function (environmentally resistant)	Available	Available	Available	Available	Available
Representative Standard	CE / UL / CUL / TUV / CCC / CSA	CE / UL / CUL / TUV / CCC / CSA	CE / UL / CUL / TUV / CCC / CSA	CE / UL / TUV / CCC / CSA	CE / UL / CUL / TUV / CCC / CSA
Dimension width(mm)	30 ～ 40	30 ～ 40	34.7 ～ 40	84	34.7 ～ 40
Dimension vertical(mm)	47 ～ 47.6	47 ～ 47.6	47 ～ 47.6	21.3	47 ～ 47.6

Configure

Specification/Dimensions

Mounting Hole
- Ø10
- Ø16
- Ø22
- Ø25
- Ø30
- Other
Clear

Shape
- Round
- Square
- Elongated
- Mushroom shape
Images

Clear

Type
- Illuminated emergency stop
- Non-illumination type emergency stop
- Illumination push-button
- Non-illumination type push-button
Clear

Push button operation
- Momentary
- Alternate
- Push to lock/turn to reset
- Other
Clear

Button color
- Red
- Blue
- Green
- Yellow
- White
- Black
- Amber
- Other
- Pure yellow
- Pure White
Clear

Contact Configuration
- 1a
- 1b
- 2a
- 2b
- 3a
- 3b
- 1c
- 2c
- 4a
Clear

Terminal shape
- Solder terminal
- Screw terminal
- PC terminal
- Insertion Terminal
- Solder terminal/tab terminal
- Other
Clear

Guard included
- Available
- NA
Clear

Dimension depth(mm)
20.4

21.5

30.1

30.6

31.1

34.1

37.9

39

40

47.1

48

49.8

50.5

52.2

52.5

52.9

53

54

54.4

55

56

56.3

57

58.5

58.6

58.7

58.8

59

59.5

60

60.2

60.4

61.5

62.4

64.4

64.8

65

65.1

66

69

69.5

72

73

74.4

76

77

78.5

79.5

80

86
Clear

Protection function (environmentally resistant)
- Available
- NA
Clear

Representative Standard
- CE
- UL
- CUL
- TUV
- CCC
- CSA
Clear

Dimension width(mm)
8.9

13

15.2

17.8

18

22

23.5

24

25.8

29.5

30

34.7

36

39

40

41

47

50

60.2

84
Clear

Dimension vertical(mm)
- 8.9
- 12.7～18
  - 12.7
  - 13
  - 13.2
  - 17.8
  - 18
- 21.3～25.8
  - 21.3
  - 22
  - 23.5
  - 24
  - 25.8
- 30～37
  - 30
  - 36
  - 37
- 40～47.6
  - 40
  - 41.4
  - 44
  - 47
  - 47.6
- 91
Clear

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- MISUMI (3)
- Economy series (0)
- OMRON (5)
- IDEC (3)
- MARUYASU DENGYO (0)
- TEND (0)
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Related Categories to Push Buttons

FAQ Push Buttons

Question: What are the characteristics of push buttons used in electrical circuits?

Answer: Push buttons used in electrical circuits should be small, compact, easy to install, and have good fire resistance. They should also be able to withstand moisture and other environmental conditions well, depending on the environment in which the machine is installed. In addition, they should have a fast response, which can be considered from the material used in the production of the contacts of the push button. The push button should also be manufactured according to international industrial standards.

Question: How do push button switches integrate with industrial control systems?

Answer: In industrial control systems, push buttons act as crucial input interfaces, bridging human commands to automated processes, for example:
1.Direct control: Wired directly to controllers, button presses trigger immediate actions – starting motors, stopping conveyors, or initiating emergency shutdowns.
2.Logic integration: Buttons feed data into PLCs, influencing complex control sequences based on their programmed functions within the larger system.

Question: What distinguishes a push-pull switch from a standard push button?

Answer: This table summarizes the key differences between push switches and push-pull switches

Feature	Push Button Switch	Push-Pull Switch
Functionality	Momentary action: Makes or breaks the circuit temporarily when pressed.	Dual action: Can be operated by both pushing and pulling, often serving two different functions.
Typical Usage	Used for applications requiring a momentary connection, such as turning on a location of the base while the button is held down.	Commonly used when a switch needs to control two functions, with pushing and pulling corresponding to different actions (e.g., on/off).
Activation Type	Activated by pressing the button or switch.	Activated by both pushing and pulling the actuator.
Return to Rest State	Returns to the original state (off) when the button is released.	May have different actions for pushing and pulling, and returns to the original state accordingly.
Examples	Doorbell buttons,momentary control switches.	Headlight switches in automobiles, power control in some lighting fixtures

Question: What factors should be considered when selecting push buttons for machinery?

Answer: 1. Application Requirements: Identify the specific function the push button that appropriate for the machine for example momentary or maintained.
2. Environmental Conditions: Consider the environmental conditions in which the machinery operates (e.g., indoor, outdoor, wet, dusty).
3. Voltage and Current Ratings: Ensure that the push button is rated for the voltage and current levels of the machinery it will control.
4. Size and Mounting Options: Select push buttons of an appropriate size for the machinery control panel. Consider the mounting options
5. Compliance with Standards: Check whether the push buttons comply with relevant industry standards and regulations, especially those related to safety.
6. Maintenance and Replacement: Evaluate the ease of maintenance and replacement of push buttons. Quick and straightforward replacement can minimize downtime.

Question: How do waterproof push button switches benefit industrial applications?

Answer: Waterproof push buttons for machinery in industrial settings are offering numerous benefits:
1. Safety : They shield sensitive electronics from spills, splashes, and cleaning, preventing short circuits and safeguarding operators.
2. Durable : These buttons have long lifespan and reducing maintenance peroid.
3. Reliable : Industrial processes demand unwavering control. Waterproof buttons minimize moisture-induced malfunctions, ensuring smooth operation in production.
4. Hygiene : In critical environments like food and pharma indrustrials, waterproof buttons let you clean with confidence, preventing contamination and upholding strict hygiene standards.