Complete Assemblies
Pushbutton Switches/Pilot Lights
Mounting Aperture of 16 mm
H
Modular construction (Pushbutton +
Case + Lamp + Switch Unit)
A16/M16
H
“Snap-in” switch unit for quick and easy,
tool-free assembly
H
Wide range of switching capacity from
general to microload
H
High reliability IP65 or IP40 models
H
Short mounting depth, less than
28.5 mm below panel
c
H
Terminal layout simplifies common
wiring
H
UL and CSA approved, VDE (pending)
H
Conforms to EN60943-5-1, IEC947-5-1
Ordering Information
J
CONSTRUCTION
Flange Shape
Rectangular
(A16j-J)
Square
(A16j-A)
Round
(A16j-T)
Available Colors
•
•
For LED/incandescent
Red, green, yellow, white, blue
For non-Illuminated
Red, green, yellow, white, blue, black
(Actual color of yellow pushbuttons more
closely resembles amber than true yellow.)
Protective Case and Terminal Type
•
•
Protective Structure
IP40/Oil-resistant IP65
Terminal Type
Solder terminals
(tab terminals #110)
Lamp
•
•
LED
Incandescent lamp
Switch Unit Specifications
•
Ratings
125 VAC: 5 A
250 VAC: 3 A
30 VDC
3A
Minimum applicable load: 1 mA at 5 VDC
2
A16/M16
Structure of Pushbutton
Lens
Legend plate
Dispersion plate
Reflective plunger
A16/M16
J
MODELS
Item
Pushbutton Switches
Shape
Rectangular
Part number
A16-J
A165-J
Square
A16-A
A165-A
Round
A16-T
A165-T
Knob-type Selector Switches
Rectangular
A165S-J (Non-illuminated)
A165W-J (Illuminated)
Square
A165S-A (Non-illuminated)
A165W-A (Illuminated)
Round
A165S-T (Non-illuminated)
A165W-T (Illuminated)
3
A16/M16
Item
Key-type Selector Switches
Shape
Rectangular
Part number
A165K-J
A16/M16
Square
A165K-A
Round
A165K-T
Pilot Lights
Rectangular
M16-J
M165-J
Square
M16-A
M165-A
Round
M16-T
M165-T
Emergency Stop Switches
A165E
Buzzers
M2BJ-B
M2BJ-BH
4
A16/M16
J
PART NUMBER LEGEND A16 NON-ILLUMINATED PUSHBUTTONS
(COMPLETE ASSEMBLY)
A16j-
-J
A16j-
-A
A16/M16
A16j-
-T
A16 Part number nomenclature
A16j-jjjj
4 Operating Function
Code Description
M
A
Momentary
Alternate action
1
2
3 4
5
1 Enclosure Rating
Code Description
None IP40
5
IP65 oil-resistant
2 Shape
Code
T
A
J
Shape
Round
Square
Rectangular
Description
Extended
2 directions, guarded
2 directions, guarded
5 Contact form and terminal type
Code
1
2
Contact form
1C SPDT (See Note)
2C DPDT (See Note)
Terminal
Solder terminal
Solder terminal
Note: SPDT: Single Pole, Double Throw
DPDT: Double Pole, Double Throw
3 Operator Color
Code Description
R
Y
G
W
A
B
Red
Yellow
Green
White
Blue
Black (for non-illuminated only)
(Actual color of yellow pushbuttons more
closely resembles amber than true yellow.)
5
A16/M16
A16/M16
J
PART NUMBERS: NON-
-ILLUMINATED PUSHBUTTON SWITCHES (COMPLETE ASSEMBLY)
Part number
Description
p
Non-
-Illuminated
Standard Button
Shape
p
Round
Contact
SPDT
Momentary
Enclosed (IP40)
A16- TjM- 1
-
-
Oiltight (IP65)
A165- TjM- 1
-
-
Alternate action (See Note 2.)
Enclosed (IP40)
A16- TjA- 1
-
-
Oiltight (IP65)
A165- TjA- 1
-
-
DPDT
A16- TjM- 2
-
-
A165- TjM- 2
-
-
A16- TjA- 2
-
-
A165- TjA- 2
-
-
Square
SPDT
A16- AjM- 1
-
-
A165- AjM- 1
-
-
A16- AjA- 1
-
-
A165- AjA- 1
-
-
DPDT
Rectangular
Rectangular
SPDT
A16- AjM- 2
-
-
A165- AjM- 2
-
-
A16- AjA- 2
-
-
A165- AjA- 2
-
-
A16- JjM- 1
-
-
A165- JjM- 1
-
-
A16- JjA- 1
-
-
A165- JjA- 1
-
-
DPDT
Rectangular
A16- JjM- 2
-
-
A165- JjM- 2
-
-
A16- JjA- 2
-
-
A165- JjA- 2
-
-
Note: 1. To complete the part number, in place of the
j
symbol, specify the color code from the table below.
2. Also described as Push-on / Push-off operation.
Operator Color Codes
(Actual color of yellow pushbuttons more closely resembles amber than true yellow.)
Code
R
Y
G
W
A
B
Color
Red
Yellow
Green
White
Blue
Black
Note: Also described as Push-on/Push-off operation.
6
