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Knob-type Selector Switch (Detachable) (Cylindrical 16-dia.)


Cylindrical (16 mm dia.), Square, LED, Yellow, IP65 oil-resistant type, Lamp:24 VAC/VDC Yellow, 3 notches, DPDT, Solder terminal, Reset system: Manual

Type Knob-type selector switch
Shape Cylindrical type (16 mm dia.)
Operating portion Square
Lighted method Lighted (LED)
Number of notch 3 notches
Terminal Solder terminal

Item list of A165S / W

  • Ratings
TypeKnob-type selector switch
ShapeCylindrical type (16 mm dia.)
Number of notch3 notches
Operating portionShape of operating portionSquare
Color of operating portionYellow
Reset methodManual
LoadGeneral load/Micro load
Minimum applicable load1 mA at 5 VDC
LampMethod of lamp unitLED
Lamp colorYellow
Rated voltage24 VAC/VDC
Operating voltage24 VAC/VDC±5%
Rated current8 mA
Contact ratingContact formDPDT
Ratings (AC)Resistive load: 5 A at 125 VAC/3 A at 250 VAC
Ratings (DC)Resistive load: 3 A at 30 VDC
Ratings explanationConditions: No vibration and no shock, Temperature 20±2 ℃, Operating frequency 20 operations/min
Terminal specificationsSolder terminal
Permissible operating frequencyElectrical: Max. 10 operations / 1 minute
Mechanical: Max. 20 operations / 1 minute
Insulation resistance100 MΩ min. (at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 1000 VAC 50/60 Hz 1 min
Between each terminal of the different polarities: 2000 VAC 50/60 Hz 1 min
Between each terminaland ground: 2000 VAC 50/60 Hz 1 min
Between lamp terminals: 1000 VAC 50/60 Hz 1 min (with LED not mounted)
Vibration resistanceMalfunction: 10 to 55 Hz, 1.5 mm double amplitude (malfunction: 1 ms max.)
Shock resistanceDestruction: 500 m/s2 max.
Malfunction: 150 m/s2 max. (malfunction time is 1 ms max.)
Ambient temperature rangeOperating: -10 to 55 ℃ (with no freezing or condensation)
Storage: -25 to 65 ℃ (with no freezing or condensation)
Ambient humidity rangeOperating: 35 to 85% RH
Degree of protectionIP65 oil-resistant type
Classification of protection against electric shockClass II
PTI (Tracking characteristic)175
Pollution degree3 (IEC60947-5-1)
WeightApprox. 13 g
Operating characteristics
Operating Force (OF)0.1 N.m max.
Set Position (SP)45 +10, -0 °
  • Dimensions

  • Mounting hole dimensions

  • Applicable load diagram


Knob-type Selector Switch (Detachable) (Cylindrical 16-dia.)

A165S / W