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


Cylindrical (16 mm dia.), Round type, LED, Yellow, IP65 oil-resistant type, Lamp:24 VAC/VDC Yellow, 3 notches, DPDT, Solder terminal, Reset system: Automatic reset on left and right

Type Knob-type selector switch
Shape Cylindrical type (16 mm dia.)
Operating portion Round type
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 portionRound type
Color of operating portionYellow
Reset methodAutomatic reset on left and right
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 °
  • Mounting hole dimensions

  • Applicable load diagram


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

A165S / W