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Small Push Button Switch A3A

Small Push Button Switch A3A
  • On Sale Till 31/03/2025
  • Volume Discount

[Features]
· A high-capacity compact push button switch.
· Can be used as a power supply switch that requires high-capacity shutdown.
· Can handle switching from very small loads (minimum applicable load: DC5V1mA) to high loads.

PDF

Japanese Only

Small Push Button Switch (Small Square Body) Type A3A Specification

Small Push Button Switch A3A (Small Square Body): related images

Small push button switch appearance

Non-Illumination Type - Square

Small Push Button Switch A3A (Small Square Body): related images

Non-illumination type - square dimensional diagram

Small Push Button Switch A3A (Small Square Body): related images

Non-illumination type - square external dimensional diagram, unit: mm

Small Push Button Switch A3A (Small Square Body): related images

Non-illumination type - square (1a type) external dimensional diagram, unit: mm

Non-Illumination Type - Round

Small Push Button Switch A3A (Small Square Body): related images

Non-illumination type - round dimensional diagram

Small Push Button Switch A3A (Small Square Body): related images

Non-illumination type - round external dimensional diagram, unit: mm

Small Push Button Switch A3A (Small Square Body): related images

Non-illumination type - round (1a type) external dimensional diagram, unit: mm

LED Surface Illumination Type - Square

Small Push Button Switch A3A (Small Square Body): related images

LED surface illumination type - square dimensional diagram

Small Push Button Switch A3A (Small Square Body): related images

LED surface illumination type - square external dimensional diagram, unit: mm

Small Push Button Switch A3A (Small Square Body): related images

LED surface illumination type - square (1a type) external dimensional diagram, unit: mm

LED Surface Illumination Type - Round

Small Push Button Switch A3A (Small Square Body): related images

LED surface illumination type - round dimensional diagram

Small Push Button Switch A3A (Small Square Body): related images

LED surface illumination type - round external dimensional diagram, unit: mm

Small Push Button Switch A3A (Small Square Body): related images

LED surface illumination type - round (1a type) external dimensional diagram, unit: mm

Note: soldered terminal type is used for external dimensions. In addition, this shows a state where flange and leaf spring are not equipped.
Dimensional tolerance where not specified is ±0.4 mm.

Performance

Permitted Operation FrequencyMechanicalMomentary action: max. 120/min.
Alternating action: max. 60/min. *1
ElectricalMax. 20 times/min.
Insulation Resistance100 MΩ or higher (insulation resistance meter at 500 V DC)
Contact Resistance (Initial Value)100 mΩ or less
Withstand VoltageBetween Same Pole Terminals600 V AC 50/60 Hz 1 min
Between Each Terminal And Ground2,000 V AC 50/60 Hz 1 min.
VibrationMalfunction10 to 55 Hz double amplitude 1.5 mm *2
ShockDurability500 m/s2
MalfunctionMax. 150 m/s2 *2
DurabilityMechanicalMomentary action: 1,000,000 times or more
Alternating action: 50,000 or more *1
Electrical50,000 times or higher
MassApprox. 3.2 g
Ambient Operating Temperature-10 to +55℃ (with no icing and no condensation)
Operating Ambient Humidity35 to 85% RH
Storage Ambient Temperature-25 to +65℃ (with no icing and no condensation)
Protective StructureIEC IP40
Class Of Electric Shock ProtectionClass II
PTI (Tracking Properties)175
Degree Of Pollution3 (IEC60947-5-1)
  1. *1 There is 1 alternate operation for each set and reset action.
  2. *2 Malfunction 1 ms
  • *Please see the catalog for specifications not listed above and cautions when using.
Part Number
A3AA-90K1-00A
A3AA-90K1-00EG
A3AA-90K1-00ER
A3AA-90K1-00EY
A3AA-90K1-00G
A3AA-90K1-00L
A3AA-90K1-00R
A3AA-90K1-00Y
A3AA-90L1-00B
A3AA-90L1-00EG
A3AA-91K1-00B
A3AA-91K1-00EG
A3AA-91K1-00ER
A3AT-90K1-00A
A3AT-90K1-00B
A3AT-90K1-00D
A3AT-90K1-00EG
A3AT-90K1-00ER
A3AT-90K1-00EY
A3AT-90K1-00G
A3AT-90K1-00L
A3AT-90K1-00R
A3AT-90K1-00Y
A3AT-90L1-00B
A3AT-90L1-00EG
A3AT-90L1-00ER
A3AT-90L1-00EY
A3AT-90L1-00G
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipRoHSMounting Hole Operating Part Shape Type Operating Function Color of Operating Unit Terminal Shape Operating Part Dimensions - Horizontal
(mm)
Operating Part Dimensions - Vertical
(mm)
Separated Illumination Portion Light Source Type LED Current Limiting Resistor

67,143 IDR

55,957 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonMomentaryBlueSoldering Terminal8.98.9-Non-Illumination-

138,572 IDR

1 Piece(s) 8 Day(s) or more 10[Other] □11.5Square ShapeIllumination push-buttonMomentaryGreenSoldering Terminal8.98.9UndividedLEDExternal Mounting Type

177,851 IDR

1 Piece(s)Available 8 Day(s) or more -[Other] □11.5Square ShapeIllumination push-buttonMomentaryRedSoldering Terminal8.98.9UndividedLEDExternal Mounting Type

125,715 IDR

85,059 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeIllumination push-buttonMomentaryYellowSoldering Terminal8.98.9UndividedLEDExternal Mounting Type

71,429 IDR

48,822 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonMomentaryGreenSoldering Terminal8.98.9-Non-Illumination-

71,429 IDR

51,450 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonMomentary[Other] Light GraySoldering Terminal8.98.9-Non-Illumination-

67,044 IDR

52,764 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonMomentaryRedSoldering Terminal8.98.9-Non-Illumination-

67,044 IDR

50,323 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonMomentaryYellowSoldering Terminal8.98.9-Non-Illumination-

69,881 IDR

64,975 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonAlternateBlackSoldering Terminal8.98.9-Non-Illumination-

140,000 IDR

105,098 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeIllumination push-buttonAlternateGreenSoldering Terminal8.98.9UndividedLEDExternal Mounting Type

86,631 IDR

44,754 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeNon-illumination type push-buttonMomentaryBlackPCB Terminal8.98.9-Non-Illumination-

171,924 IDR

90,054 IDR

1 Piece(s) Same day 10[Other] □11.5Square ShapeIllumination push-buttonMomentaryGreenPCB Terminal8.98.9UndividedLEDExternal Mounting Type

171,924 IDR

1 Piece(s)Available 8 Day(s) or more -[Other] □11.5Square ShapeIllumination push-buttonMomentaryRedPCB Terminal8.98.9UndividedLEDExternal Mounting Type

67,143 IDR

54,829 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentaryBlueSoldering Terminal15.212.7-Non-Illumination-

71,429 IDR

48,822 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentaryBlackSoldering Terminal15.212.7-Non-Illumination-

94,854 IDR

2 Piece(s)Available 16 Day(s) or more 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentary-Soldering Terminal15.212.7-Non-Illumination-

95,458 IDR

76,424 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundIllumination push-buttonMomentaryGreenSoldering Terminal15.212.7UndividedLEDExternal Mounting Type

121,429 IDR

76,427 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundIllumination push-buttonMomentaryRedSoldering Terminal15.212.7UndividedLEDExternal Mounting Type

93,324 IDR

2 Piece(s) 16 Day(s) or more -[Other] Ø11.5RoundIllumination push-buttonMomentaryYellowSoldering Terminal15.212.7UndividedLEDExternal Mounting Type

58,047 IDR

41,875 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentaryGreenSoldering Terminal15.212.7-Non-Illumination-

67,044 IDR

54,829 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentary[Other] Light GraySoldering Terminal15.212.7-Non-Illumination-

71,429 IDR

47,886 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentaryRedSoldering Terminal15.212.7-Non-Illumination-

67,044 IDR

54,829 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonMomentaryYellowSoldering Terminal15.212.7-Non-Illumination-

71,428 IDR

49,764 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonAlternateBlackSoldering Terminal15.212.7-Non-Illumination-

130,000 IDR

75,296 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundIllumination push-buttonAlternateGreenSoldering Terminal15.212.7UndividedLEDExternal Mounting Type

97,005 IDR

79,428 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundIllumination push-buttonAlternateRedSoldering Terminal15.212.7UndividedLEDExternal Mounting Type

96,365 IDR

88,444 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundIllumination push-buttonAlternateYellowSoldering Terminal15.212.7UndividedLEDExternal Mounting Type

105,946 IDR

61,692 IDR

1 Piece(s) Same day 10[Other] Ø11.5RoundNon-illumination type push-buttonAlternateGreenSoldering Terminal15.212.7-Non-Illumination-

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Basic Information

Contact Configuration 1a Guard included NA Panel Depth Dimensions(mm) 21.5
Protection Function NA Safety Standards UL / CSA Switch Rating, AC Resistance Load 1 AC125V/6A
Switch Rating, AC Resistance Load 2 AC250V/2A Switch Rating, DC Resistance Load 1 DC30V/4A

Tech Support

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