OMRON A165KSwitches/ Push Buttons / Indicator Lamps/φ16 Type

OMRON A165K Switches

A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Lineup
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Catalog
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Dimensions
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Specifications
Purchase the OMRON A165K φ16 Type

OMRON A165K Dimensions

/Images/l_1103-25-118533-198x198.jpg

last update: December 19, 2013

• Short mounting depth, less than 28.5 mm below panel

• Wide range of switching capacity from standard to microload

• Oil-resistant IP65 models

last update: December 19, 2013

Purchase the OMRON φ16 Type Please fill in the following

Title:

Email:

Tel:

Content:Name: Country/Region:

Verification code:

If you have just landed here, this product OMRON A165K Switches,Switches is offered online by Tianin FLD Technical Co.,Ltd. This is an online store providing Switches at wholesale prices for consumers. You can call us or send enquiry, we would give you the prices, packing,deliverty and more detailed information on the A165K We cooperate with DHL,TNT,FEDEX,UPS,EMS,etc.They guarantee to meet your needs in terms of time and money,even if you need your OMRON A165KSwitches tomorrow morning (aka overnight or next day air) on your desk, 2, 3 days or more.Note to international customers, YES, we ship worldwide.

E3ZR-C Oil-resistant Photoelectric Sensors/Features
E3JM Built-in Power Supply Photoelectric Sensor/Features
3Z4S-LE VS-L / M42-10 Series Lens for M42-mount Cameras/Features
CRT1-[]D08SL(-1) / []D16SL(-1) Digital I/O Slaves Units with Clamp Terminals/Features
K8DT-VS Single-phase Voltage Relay/Features

OMRON A165K lineup
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Lineup
last update: May 7, 2018
Ordering as a Set

The model number used to order sets of Units are given in the following tables. One set comprises the Selector, Switch and 2 Keys.

Solder Terminals
Rectangular Models

Number of notches Output Reset method Key release position Model
2 notches SPDT Manual Left A165K-J2ML-1
Right A165K-J2MR-1
Left and right A165K-J2M-1
Automatic Left A165K-J2AL-1
DPDT Manual Left A165K-J2ML-2
Right A165K-J2MR-2
Left and right A165K-J2M-2
Automatic Left A165K-J2AL-2
3 notches DPDT Manual Center A165K-J3MC-2
Right A165K-J3MR-2
Left A165K-J3ML-2
Left, right, and center A165K-J3M-2

Square Models

Number of notches Output Reset method Key release position Model
2 notches SPDT Manual Left A165K-A2ML-1
Right A165K-A2MR-1
Left and right A165K-A2M-1
Automatic Left A165K-A2AL-1
DPDT Manual Left A165K-A2ML-2
Right A165K-A2MR-2
Left and right A165K-A2M-2
Automatic Left A165K-A2AL-2
3 notches DPDT Manual Center A165K-A3MC-2
Right A165K-A3MR-2
Left A165K-A3ML-2
Left, right, and center A165K-A3M-2

Round Models

Number of notches Output Reset method Key release position Model
2 notches SPDT Manual Left A165K-T2ML-1
Right A165K-T2MR-1
Left and right A165K-T2M-1
Automatic Left A165K-T2AL-1
DPDT Manual Left A165K-T2ML-2
Right A165K-T2MR-2
Left and right A165K-T2M-2
Automatic Left A165K-T2AL-2
3 notches DPDT Manual Center A165K-T3MC-2
Right A165K-T3MR-2
Left A165K-T3ML-2
Left, right, and center A165K-T3M-2

Screw-less clamp connector
Rectangular Models

Number of notches Output Reset method Key release position Model
2 notches DPDT Manual Left A165K-J2ML-2S
Right A165K-J2MR-2S
Left and right A165K-J2M-2S
Automatic Left A165K-J2AL-2S
3 notches DPDT Manual Center A165K-J3MC-2S
Left A165K-J3ML-2S
Right A165K-J3MR-2S
Left, right, and center A165K-J3M-2S

Square Models

Number of notches Output Reset method Key release position Model
2 notches DPDT Manual Left A165K-A2ML-2S
Right A165K-A2MR-2S
Left and right A165K-A2M-2S
Automatic Left A165K-A2AL-2S
3 notches DPDT Manual Center A165K-A3MC-2S
Right A165K-A3MR-2S
Left A165K-A3ML-2S
Left, right, and center A165K-A3M-2S

Round Models

Number of notches Output Reset method Key release position Model
2 notches DPDT Manual Left A165K-T2ML-2S
Right A165K-T2MR-2S
Left and right A165K-T2M-2S
Automatic Left A165K-T2AL-2S
3 notches DPDT Manual Center A165K-T3MC-2S
Left A165K-T3ML-2S
Right A165K-T3MR-2S
Left, right, and center A165K-T3M-2S

Ordering Individually

Selectors and Switches can be ordered separately. Combinations that are not available as sets can be created using individual Units. Also, store the parts as spares for maintenance and repairs.

Selectors

Appearance Number of notches Reset method Key release position Model
Rectangular
(A165K-J)
2 notches Manual A165K-J2ML
A165K-J2MR
A165K-J2M
Automatic A165K-J2AL
3 notches Manual A165K-J3MC
A165K-J3MR
A165K-J3ML
A165K-J3M
Automatic A165K-J3AC
Square
(A165K-A)
2 notches Manual A165K-A2ML
A165K-A2MR
A165K-A2M
Automatic A165K-A2AL
3 notches Manual A165K-A3MC
A165K-A3MR
A165K-A3ML
A165K-A3M
Automatic A165K-A3AC
Round
(A165K-T)
2 notches Manual A165K-T2ML
A165K-T2MR
A165K-T2M
Automatic A165K-T2AL
3 notches Manual A165K-T3MC
A165K-T3MR
A165K-T3ML
A165K-T3M
Automatic A165K-T3AC

Switches

Appearance Classification Model
Switches 2 notches SPDT Solder terminal A16S-2N-1
DPDT A16S-2N-2
3 notches DPDT A16S-3N-2
2 notches SPDT PCB terminal A16S-2N-1P
DPDT A16S-2N-2P

Switch Units with Screw-less Clamp Connectors

Appearance Classification Model Remarks
Common to standard
load and microload. DPDT 2 notches Non-lighted A16-2S Common to ones for
pushbutton switches.
3 notches A16S-3N-2LS ---

Accessories and Tools (Order Separately)
Accessories

Name Appearance Classification Model Remarks
Panel Plugs Rectangular A16ZJ-3003 Used for covering the panel cutouts
for future panel expansion.
Degree of protection: IP40
Color: Black
Square A16ZA-3003
Round A16ZT-3003

Tools

Name Appearance Model Applicable types Remarks
Push-
button
Switch Knob-
type
Selector
Switch Key-type
Selector
Switch Emer-
gency
Stop
Switch Indicator
Screw
Fitting A16Z-3004 Yes Yes Yes Yes Yes Convenient for ganged
installation.
Extractor A16Z-5080 Yes Yes Yes Yes Yes Convenient for
extracting the Lamp
from a Solder-terminal
Socket Unit.

Key

Appearance Model
A165K-KEY

Note: Two Keys are provided.

last update: May 7, 2018

OMRON A165K catalog
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Catalog

Catalog

CAD

English
Global Edition

For ordering in Singapore, please note some product models not sold in Singapore may be included in the following catalog(s) for our global customers.
*It is recommended to select “Save” from the right-click due to large size of catalog PDF data.

Catalog Name Catalog Number
[size] Last Update

A165K Data Sheet -
[3637KB] May 07, 201820180507 A165K Data Sheet

OMRON A165K dimension
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Dimensions
last update: November 15, 2012

The Dimension shows 2-switch outputs.

Rectangular A165K-J
Solder terminals (tab terminals #110)

* Refer to the A165S/W for Panel cutouts.

Square A165K-A
Solder terminals (tab terminals #110)

* Refer to the A165S/W for Panel cutouts.

Round A165K-T
Solder terminals (tab terminals #110)

* Refer to the A165S/W for Panel cutouts.

• The Dimension shows 2-switch outputs.
• The lamp terminal is also provided with non-lighted models.
• A rectangular model is listed as an example.

Rectangular A165K[]-2S
Screw-Less Clamp

last update: November 15, 2012

OMRON A165K specification
A165K Key-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Specifications
last update: September 09, 2015
Approved Standard Ratings
UL, cUL (File No. E41515)

5 A at 125 VAC, 3 A at 250 VAC (general use)
3 A at 30 VDC (resistive)
Note: Certification has been obtained for the Switch Unit.
For detailed information on individual products that have received certification, consult your supplier.

TÜV (EN60947-5-1) (Low Voltage Directive)

3 A at 250 VAC
3 A at 30 VDC

CCC (GB14048.5)

5 A at 125 VAC
3 A at 250 VAC
3 A at 30 VDC

Ratings
Contacts

Rated voltage Resistive load
125 VAC 5A
250 VAC 3A
30 VDC 3A

Minimum applicable load: 1 mA at 5 VDC
Rated values are obtained from tests conducted under the following conditions.
1. Load: Resistive load
2. Mounting conditions: No vibration and no shock
3. Temperature: 20±2°C
4. Operating frequency: 20 times/min

Contact Form

Name Contact form
SPDT

Characteristics
Socket Units

Type Key-type Selector Switch
Allowable
operating
frequency Mechanical 20 operations/minute max.
Electrical 10 operations/minute max.
Insulation resistance 100 MΩ min. (at 500 VDC)
Contact resistance 100 mΩ max. (intial value)
Dielectric
strength Between terminals of same
polarity 1,000 VAC, 50/60 Hz for 1 minute
Between terminals of different
polarity 2,000 VAC, 50/60 Hz for 1 minute
Between each terminal and
ground 2,000 VAC, 50/60 Hz for 1 minute
Vibration
resistance Malfunction 10 to 55 Hz, 1.5-mm double amplitude (malfunction within 1 ms)
Shock
resistance Destruction 500 m/s² max.
Malfunction 150 m/s² max. (malfunction within 1 ms)
Durability Mechanical 250,000 operations min. (durability of key: 10,000 operations min.)
Electrical 100,000 operations min.
Electric shock protection class Class II
PTI (tracking characteristic) 175
Degree of contamination 3 (IEC60947-5-1)
Weight Approx. 26.5 g (in the case of a DPDT switch key)
Ambient operating temperature -10°C to 55°C (with no icing or condensation)
Ambient operating humidity 35% to 85%RH
Ambient storage temperature -25°C to 65°C (with no icing or condensation)

Screw-less Clamp

Item Type Screw-less Clamp
Recommended wire size 0.5 mm² twisted wire or 0.8 mm-dia. solid wire
Usable wires and tensile strength Twisted wire 0.3 mm² 0.5 mm² 0.75 mm² 1.25 mm²
Solid wire 0.5 mm dia. 0.8 mm dia. 1.0 mm dia. ---
Tensile strength 10 N 20 N 30 N 40 N
Length of exposed wire 10 ± 1 mm
Compliant standards JIS C 2811 Terminal Blocks for Industrial Use

Operating Characteristics

Type Key-type Selector Switch
Characteristics 2 notches 3 notches
Operating torque (OF) max. 0.1 Nm
Set position (SP) 90 ± 5 ° 45° +10, 0

Operation Angle

Note: The angle used for automatic reset is shown in parentheses.
FP: Free position

Contact Configuration

No. of notches Contact configuration
SPDT DPDT
Position SW Position SW2 SW1
2 notches
3 notches ---

last update: September 09, 2015

NO. A165K

TYPE:Push Buttons / Indicator Lamps φ16 Type Copyright Statement

DATE:2021-06-09

Associated products:
A165S / W Knob-type Selector Switch (Detachable) (Cylindrical 16-dia.)/Features M16 Indicator (Cylindrical 16-dia.)/Features

Number of notches	Output	Reset method	Key release position	Model
2 notches	SPDT	Manual		Left	A165K-J2ML-1
Right	A165K-J2MR-1
Left and right	A165K-J2M-1
Automatic		Left	A165K-J2AL-1
DPDT	Manual		Left	A165K-J2ML-2
Right	A165K-J2MR-2
Left and right	A165K-J2M-2
Automatic		Left	A165K-J2AL-2
3 notches	DPDT	Manual		Center	A165K-J3MC-2
Right	A165K-J3MR-2
Left	A165K-J3ML-2
Left, right, and center	A165K-J3M-2

Number of notches	Output	Reset method	Key release position	Model
2 notches	SPDT	Manual		Left	A165K-A2ML-1
Right	A165K-A2MR-1
Left and right	A165K-A2M-1
Automatic		Left	A165K-A2AL-1
DPDT	Manual		Left	A165K-A2ML-2
Right	A165K-A2MR-2
Left and right	A165K-A2M-2
Automatic		Left	A165K-A2AL-2
3 notches	DPDT	Manual		Center	A165K-A3MC-2
Right	A165K-A3MR-2
Left	A165K-A3ML-2
Left, right, and center	A165K-A3M-2

Number of notches	Output	Reset method	Key release position	Model
2 notches	SPDT	Manual		Left	A165K-T2ML-1
Right	A165K-T2MR-1
Left and right	A165K-T2M-1
Automatic		Left	A165K-T2AL-1
DPDT	Manual		Left	A165K-T2ML-2
Right	A165K-T2MR-2
Left and right	A165K-T2M-2
Automatic		Left	A165K-T2AL-2
3 notches	DPDT	Manual		Center	A165K-T3MC-2
Right	A165K-T3MR-2
Left	A165K-T3ML-2
Left, right, and center	A165K-T3M-2

Number of notches	Output	Reset method	Key release position	Model
2 notches	DPDT	Manual		Left	A165K-J2ML-2S
Right	A165K-J2MR-2S
Left and right	A165K-J2M-2S
Automatic		Left	A165K-J2AL-2S
3 notches	DPDT	Manual		Center	A165K-J3MC-2S
Left	A165K-J3ML-2S
Right	A165K-J3MR-2S
Left, right, and center	A165K-J3M-2S

Number of notches	Output	Reset method	Key release position	Model
2 notches	DPDT	Manual		Left	A165K-A2ML-2S
Right	A165K-A2MR-2S
Left and right	A165K-A2M-2S
Automatic		Left	A165K-A2AL-2S
3 notches	DPDT	Manual		Center	A165K-A3MC-2S
Right	A165K-A3MR-2S
Left	A165K-A3ML-2S
Left, right, and center	A165K-A3M-2S

Number of notches	Output	Reset method	Key release position	Model
2 notches	DPDT	Manual		Left	A165K-T2ML-2S
Right	A165K-T2MR-2S
Left and right	A165K-T2M-2S
Automatic		Left	A165K-T2AL-2S
3 notches	DPDT	Manual		Center	A165K-T3MC-2S
Left	A165K-T3ML-2S
Right	A165K-T3MR-2S
Left, right, and center	A165K-T3M-2S

Appearance	Number of notches	Reset method	Key release position	Model
Rectangular (A165K-J)	2 notches	Manual		A165K-J2ML
	A165K-J2MR
	A165K-J2M
Automatic			A165K-J2AL
3 notches	Manual		A165K-J3MC
	A165K-J3MR
	A165K-J3ML
	A165K-J3M
Automatic			A165K-J3AC
Square (A165K-A)	2 notches	Manual		A165K-A2ML
	A165K-A2MR
	A165K-A2M
Automatic			A165K-A2AL
3 notches	Manual		A165K-A3MC
	A165K-A3MR
	A165K-A3ML
	A165K-A3M
Automatic			A165K-A3AC
Round (A165K-T)	2 notches	Manual		A165K-T2ML
	A165K-T2MR
	A165K-T2M
Automatic			A165K-T2AL
3 notches	Manual		A165K-T3MC
	A165K-T3MR
	A165K-T3ML
	A165K-T3M
Automatic			A165K-T3AC

Appearance	Classification	Model
	Switches	2 notches	SPDT	Solder terminal	A16S-2N-1
DPDT	A16S-2N-2
3 notches	DPDT	A16S-3N-2
	2 notches	SPDT	PCB terminal	A16S-2N-1P
DPDT	A16S-2N-2P

Appearance	Classification	Model	Remarks
	Common to standard load and microload.	DPDT	2 notches	Non-lighted	A16-2S	Common to ones for pushbutton switches.
3 notches	A16S-3N-2LS	---

Name	Appearance	Classification	Model	Remarks
Panel Plugs		Rectangular	A16ZJ-3003	Used for covering the panel cutouts for future panel expansion. Degree of protection: IP40 Color: Black
Square	A16ZA-3003
Round	A16ZT-3003

Name	Appearance	Model	Applicable types	Remarks
Push- button Switch	Knob- type Selector Switch	Key-type Selector Switch	Emer- gency Stop Switch	Indicator
Screw Fitting		A16Z-3004	Yes	Yes	Yes	Yes	Yes	Convenient for ganged installation.
Extractor		A16Z-5080	Yes	Yes	Yes	Yes	Yes	Convenient for extracting the Lamp from a Solder-terminal Socket Unit.

Appearance	Model
	A165K-KEY

For ordering in Singapore, please note some product models not sold in Singapore may be included in the following catalog(s) for our global customers.
*It is recommended to select “Save” from the right-click due to large size of catalog PDF data.
Catalog Name	Catalog Number [size]	Last Update
A165K Data Sheet	- [3637KB]	May 07, 201820180507	A165K Data Sheet

Rated voltage	Resistive load
125 VAC	5A
250 VAC	3A
30 VDC	3A

Name	Contact form
SPDT

Type	Key-type Selector Switch
Allowable operating frequency	Mechanical	20 operations/minute max.
Electrical	10 operations/minute max.
Insulation resistance	100 MΩ min. (at 500 VDC)
Contact resistance	100 mΩ max. (intial value)
Dielectric strength	Between terminals of same polarity	1,000 VAC, 50/60 Hz for 1 minute
Between terminals of different polarity	2,000 VAC, 50/60 Hz for 1 minute
Between each terminal and ground	2,000 VAC, 50/60 Hz for 1 minute
Vibration resistance	Malfunction	10 to 55 Hz, 1.5-mm double amplitude (malfunction within 1 ms)
Shock resistance	Destruction	500 m/s² max.
Malfunction	150 m/s² max. (malfunction within 1 ms)
Durability	Mechanical	250,000 operations min. (durability of key: 10,000 operations min.)
Electrical	100,000 operations min.
Electric shock protection class	Class II
PTI (tracking characteristic)	175
Degree of contamination	3 (IEC60947-5-1)
Weight	Approx. 26.5 g (in the case of a DPDT switch key)
Ambient operating temperature	-10°C to 55°C (with no icing or condensation)
Ambient operating humidity	35% to 85%RH
Ambient storage temperature	-25°C to 65°C (with no icing or condensation)

Item	Type	Screw-less Clamp
Recommended wire size	0.5 mm² twisted wire or 0.8 mm-dia. solid wire
Usable wires and tensile strength	Twisted wire	0.3 mm²	0.5 mm²	0.75 mm²	1.25 mm²
Solid wire	0.5 mm dia.	0.8 mm dia.	1.0 mm dia.	---
Tensile strength	10 N	20 N	30 N	40 N
Length of exposed wire	10 ± 1 mm
Compliant standards	JIS C 2811 Terminal Blocks for Industrial Use

Type	Key-type Selector Switch
Characteristics	2 notches	3 notches
Operating torque (OF) max.	0.1 Nm
Set position (SP)	90 ± 5 °	45° +10, 0

Return to OMRON

No. of notches	Contact configuration
	SPDT		DPDT
	Position	SW	Position	SW2	SW1
2 notches
2 notches
3 notches	---

OMRON A165KSwitches/ Push Buttons / Indicator Lamps/φ16 Type

OMRON A165K Dimensions

Purchase the OMRON φ16 Type Please fill in the following

OMRON A165K lineup

Ordering as a Set

Solder Terminals

Rectangular Models

Square Models

Round Models

Screw-less clamp connector

Rectangular Models

Square Models

Round Models

Ordering Individually

Selectors

Switches

Switch Units with Screw-less Clamp Connectors

Accessories and Tools (Order Separately)

Accessories

Tools

Key

OMRON A165K catalog

English

Global Edition

OMRON A165K dimension

Rectangular A165K-JSolder terminals (tab terminals #110)

Square A165K-ASolder terminals (tab terminals #110)

Round A165K-TSolder terminals (tab terminals #110)

Rectangular A165K[]-2SScrew-Less Clamp

OMRON A165K specification

Approved Standard Ratings

UL, cUL (File No. E41515)

TÜV (EN60947-5-1) (Low Voltage Directive)

CCC (GB14048.5)

Ratings

Contacts

Contact Form

Characteristics

Socket Units

Screw-less Clamp

Operating Characteristics

Operation Angle

Contact Configuration

Rectangular A165K-J
Solder terminals (tab terminals #110)

Square A165K-A
Solder terminals (tab terminals #110)

Round A165K-T
Solder terminals (tab terminals #110)

Rectangular A165K[]-2S
Screw-Less Clamp