A16

Ordering as a Set

The model numbers used to order sets of Units are given in the following tables. One set comprises the Pushbutton, Lamp (lighted models only), Case, and Switch.

Solder Terminal Models

Rectangular Models

*1. Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

*1. Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

Square Models

*1. Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

*1. Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

Solder Terminals

Round Models

*1. Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

*1. Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

Models with Reduced-voltage Lighting and Solder Terminals

* Enter the desired shape for the Pushbutton in Δ: J (rectangular), A (square), or T (round). Enter the desired color symbol for the Pushbutton in the [].

* Enter the desired shape for the Pushbutton in Δ: J (rectangular), A (square), or T (round). Enter the desired color symbol for the Pushbutton in the [].

Screw-less Clamp Models

*1. Enter the desired shape for the Pushbutton in Δ: J (rectangular), A (square), or T (round). Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

*1. Enter the desired shape for the Pushbutton in Δ: J (rectangular), A (square), or T (round). Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

Models with PCB Terminals

Note:
Contact your OMRON representative about Selector Switches and Key Selector Switches.
*1. Enter the desired shape for the Pushbutton in Δ: J (rectangular), A (square), or T (round). Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

Note:
Contact your OMRON representative about Selector Switches and Key Selector Switches.
*1. Enter the desired shape for the Pushbutton in Δ: J (rectangular), A (square), or T (round). Enter the desired color symbol for the Pushbutton in the [].
*2. Black ("B") Pushbuttons are only available for non-lighted models.

Ordering Individually

Pushbuttons, Lamps, Cases, and Switches (Sockets) 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.

Units

Select an Operation Unit Set (Operation Unit and Case) and a Socket Unit Set (Lamp and Socket Unit).

Unit Sets

Sets that combine an Operation Unit and a Case.

Operation Unit

Appearance	Classification			Model
	IP40	Momentary operation	Rectangular (2-way guard)	A16-J[]M
			Square (2-way guard)	A16-A[]M
			Round (projected)	A16-T[]M
		Alternate operation	Rectangular (2-way guard)	A16-J[]A
			Square (2-way guard)	A16-A[]A
			Round (projected)	A16-T[]A
	Oil-resistant IP65	Momentary operation	Rectangular (2-way guard)	A165-J[]M
			Square (2-way guard)	A165-A[]M
			Round (projected)	A165-T[]M
		Alternate operation	Rectangular (2-way guard)	A165-J[]A
			Square (2-way guard)	A165-A[]A
			Round (projected)	A165-T[]A

Insert one of the following symbols into the box ([]).

Unit Sets

Sets that combine a Socket Unit and a Lamp.

Socket Unit Sets with Incandescent Lamps

Appearance	Classification			Model
	Standard loads and microloads	Solder terminals	SPDT	A16L-[]-1
			DPDT	A16L-[]-2
		PCB terminals	SPDT	A16L-[]-1P
			DPDT	A16L-[]-2P
		Screw-less Clamp Connectors	DPDT	A16L-[]-2S

Socket Unit Sets with LED Lamps

Appearance	Classification			Model
	Standard loads and microloads	Solder terminals	SPDT	A16L-△-[]-1
			DPDT	A16L-△-[]-2
		PCB terminals	SPDT	A16L-△-[]-1P
			DPDT	A16L-△-[]-2P

Socket Unit Set with Voltage-reduction Lighting (Soldered Terminals)

Appearance	Classification		Operating voltage	Model
	Standard loads and microloads	SPDT	100/110 VAC/VDC	A16L-△-T1-1
		DPDT	100/110 VAC/VDC	A16L-△-T1-2

Note: The LED has 24-VAC/VDC circuit built in.

Screw-less Clamp Socket Unit Sets

Appearance	Classification					Model
	Standard loads and microloads	DPDT	Non-lighted			A16-2S
			Lighted	No voltage-reduction lighting		A16L-△-[]-2S
				Voltage-reduction lighting Note.	100/110 VAC/VDC	A16L-△-T1-2S
					200/220 VAC/VDC	A16L-△-T2-2S

Note: The 100-V models and 200-V models have a 24-VAC/VDC circuit built in.

Insert symbols in Δ and [].

Δ

Note: If the Operation Unit is pure yellow (PY), use white (W) for the Socket Unit Set.

Pushbuttons

LED

Degree of protection	IP40			Oil-resistant IP65
Color	Rectangular	Square	Round	Rectangular	Square	Round
Red	A16L-JR	A16L-AR	A16L-TR	A165L-JR	A165L-AR	A165L-TR
Yellow	A16L-JY	A16L-AY	A16L-TY	A165L-JY	A165L-AY	A165L-TY
Pure yellow	A16L-JPY	A16L-APY	A16L-TPY	A165L-JPY	A165L-APY	A165L-TPY
Green	A16L-JGY	A16L-AGY	A16L-TGY	A165L-JGY	A165L-AGY	A165L-TGY
White	A16L-JW	A16L-AW	A16L-TW	A165L-JW	A165L-AW	A165L-TW
Blue	A16L-JA	A16L-AA	A16L-TA	A165L-JA	A165L-AA	A165L-TA

Incandescent Lamps (With the exception of green, the Units are the same as for LEDs.)

Degree of protection	IP40			Oil-resistant IP65
Color	Rectangular	Square	Round	Rectangular	Square	Round
Red	A16L-JR	A16L-AR	A16L-TR	A165L-JR	A165L-AR	A165L-TR
Yellow	A16L-JY	A16L-AY	A16L-TY	A165L-JY	A165L-AY	A165L-TY
Pure yellow	A16L-JPY	A16L-APY	A16L-TPY	A165L-JPY	A165L-APY	A165L-TPY
Green	A16L-JG	A16L-AG	A16L-TG	A165L-JG	A165L-AG	A165L-TG
White	A16L-JW	A16L-AW	A16L-TW	A165L-JW	A165L-AW	A165L-TW
Blue	A16L-JA	A16L-AA	A16L-TA	A165L-JA	A165L-AA	A165L-TA

Non-lighted (Same as Units for incandescent lamps.)

Degree of protection	IP40			Oil-resistant IP65
Color	Rectangular	Square	Round	Rectangular	Square	Round
Red	A16L-JR	A16L-AR	A16L-TR	A165L-JR	A165L-AR	A165L-TR
Yellow	A16L-JY	A16L-AY	A16L-TY	A165L-JY	A165L-AY	A165L-TY
Pure yellow	A16L-JPY	A16L-APY	A16L-TPY	A165L-JPY	A165L-APY	A165L-TPY
Green	A16L-JG	A16L-AG	A16L-TG	A165L-JG	A165L-AG	A165L-TG
White	A16L-JW	A16L-AW	A16L-TW	A165L-JW	A165L-AW	A165L-TW
Blue	A16L-JA	A16L-AA	A16L-TA	A165L-JA	A165L-AA	A165L-TA
Black	A16L-JB	A16L-AB	A16L-TB	A165L-JB	A165L-AB	A165L-TB

Lamps

LED

Operating voltage	High brightness
Light color	5 VDC	12 VAC/VDC	24 VAC/VDC
Red	A16-5DSR	A16-12DSR	A16-24DSR
Yellow	A16-5DSY	A16-12DSY	A16-24DSY
Green	A16-5DSG	A16-12DSG	A16-24DSG
White *	A16-5DSW	A16-12DSW	A16-24DSW
Blue	A16-5DA	A16-12DA	A16-24DA
Pure white	A16-5DPW	A16-12DPW	A16-24DPW

Note: If an LED lamp with normal brightness is needed, select a Lamp used in the A3C.
* Use the white LED together with white or pure yellow Pushbuttons.

Incandescent Lamp

Appearance	Operating voltage	Model
	5 VAC/VDC	A16-5
	12 VAC/VDC	A16-12
	24 VAC/VDC	A16-24

Cases

Appearance	Classification			Model
	IP40	Momentary operation	Rectangular (2-way guard)	A16-CJM
			Square (2-way guard)	A16-CAM
			Round (projected)	A16-CTM
		Alternate operation	Rectangular (2-way guard)	A16-CJA
			Square (2-way guard)	A16-CAA
			Round (projected)	A16-CTA
	Oil-resistant IP65	Momentary operation	Rectangular (2-way guard)	A165-CJM
			Square (2-way guard)	A165-CAM
			Round (projected)	A165-CTM
		Alternate operation	Rectangular (2-way guard)	A165-CJA
			Square (2-way guard)	A165-CAA
			Round (projected)	A165-CTA

Switches

Appearance	Classification			Model
Solder terminal	Lighted/non-lighted (common use)	Standard load/microload (common use)	SPDT	A16-1
			DPDT	A16-2
PCB terminal			SPDT	A16-1P
			DPDT	A16-2P
Screw-less Clamp			DPDT	A16-2S

Switches with Reduced-voltage Lighting

Appearance	Classification			Model
Solder terminal	100 V	Standard load/microload (common use)	SPDT	A16-T1-1
			DPDT	A16-T1-2
Screw-less Clamp	100 V		DPDT	A16-T1-2S
	200 V			A16-T2-2S

Accessories, Replacements, and Tools

Accessories

Name	Appearance	Classification	Model	Remarks
Switch Guards		For rectangular models	A16ZJ-5050	Cannot be used with the Dust Cover.
		For square and round models	A16ZA-5050
Dust Covers		For rectangular models	A16ZJ-5060	Cannot be used with the Switch Guard. Can be operated with the Dust Cover attached.
		For square models	A16ZA-5060
		For round models	A16ZT-5060
Panel Plugs		For rectangular models	A16ZJ-3003	Used for covering the panel cutouts for future panel expansion. Protective structure: IP40 Color: Black
		For square models	A16ZA-3003
		For round models	A16ZT-3003

Replacements

Name	Appearance	Classification			Model	Remarks
Legend Plates		Rectangular	IP40	Milky	A16ZJ-5204	A single Legend Plate (Milky white) is included with a standard model. The milky Legend Plate can be used with the IP40 and oil-resistant IP65.
				Transparent	A16ZJ-5202
			Oil-resistant IP65	Milky	A16ZJ-5204
				Transparent	A16ZJ-5203
		Square	IP40	Milky	A16ZA-5204
				Transparent	A16ZA-5202
			Oil-resistant IP65	Milky	A16ZA-5204
				Transparent	A16ZA-5203
		Round	IP40	Milky	A16ZT-5204
				Transparent	A16ZT-5202
			Oil-resistant IP65	Milky	A16ZT-5204
				Transparent	A16ZT-5203
Color Caps (for IP40)		LED lamp/ incandescent lamp/ nonlighted		White	A16Z[]-5001W	Insert one of the following letters into the box ([]). J: Rectangular A: Square T: Round The Color Cap is usually supplied. Replace the Cap if the color is to be changed. When using an LED indicator, be sure to use a Color Cap that matches the luminescent color of the LED. The materials used for the IP40 and oil-resistant IP65 are different so be sure to use a Color Cap that matches the specifications of the Switch.
				Red	A16Z[]-5001R
				Yellow	A16Z[]-5001Y
				Pure yellow	A16Z[]-5001PY
				Blue	A16Z[]-5001A
		LED lamp		Green	A16Z[]-5001GY
		Incandescent lamp/ non-lighted		Green	A16Z[]-5001G
		Non-lighted		Black	A16Z[]-5011B
Color Caps (for oil-resistant IP65)		LED lamp/ incandescent lamp/ nonlighted		White	A16Z[]-5101W
				Red	A16Z[]-5101R
				Yellow	A16Z[]-5101Y
				Pure yellow	A16Z[]-5101PY
				Blue	A16Z[]-5101A
		LED lamp		Green	A16Z[]-5101GY
		Incandescent lamp/ non-lighted		Green	A16Z[]-5101G
		Non-lighted		Black	A16Z[]-5111B

Tools

Name	Appearance	Model	Appllicable types					Remarks
			Push- button Switch	Knob-type Selector Switch	Key-type Selector Switch	Emergency Stop Switch	Indicator
Operation Unit Extractor		A3PJ-5080	●	--	--	--	●	Convenient for extracting Pushbutton Switches
Screw Fitting		A16Z-3004	●	●	●	●	●	Convenient for ganged installation.
Socket Unit lamp Extractor		A16Z-5080	●	●	●	●	●	Convenient for extracting the Switch and lamps.