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A16

16mm pushbutton switch

These subassembled pushbutton switches have a modular construction: pushbutton + case + lamp (if applicable) + switch. A16 is a nut-mounted pushbutton switch with a short mounting depth of less than 28.5mm below panel.

Wide variety of control and signal devices: lighted, non-lighted and buzzer
Quick and easy assembly, snap-in switch
Wide range of switching capacity from standard load to micro load
High reliability, IP65
UL, cUL and CSA approved, conforms to EN60947-5-1 and IEC947-5-1

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Specifications & ordering info

Ordering information

Type	Color	Order code
		Degree of protection: Oil-resistant IP65
		Rectangular	Square	Round
Non-lighted LED Incandescent lamp	Red	A165L-JR	A165L-AR	A165L-TR
	Yellow	A165L-JY	A165L-AY	A165L-TY
	Pure yellow	A165L-JPY	A165L-APY	A165L-TPY
	White	A165L-JW	A165L-AW	A165L-TW
	Blue	A165L-JA	A165L-AA	A165L-TA
Non-lighted	Black	A165L-JB	A165L-AB	A165L-TB
LED	Green	A165L-JGY	A165L-AGY	A165L-TGY
Non-lighted/incandescent lamp	Green	A165L-JG	A165L-AG	A165L-TG

Cases

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

Switches

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

Switches with reduced voltage lighting

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

Lamps

Type	Color	Order code
Type	Color	5 VDC	12 VDC	24 VDC
LED	Red	A16-5DSR	A16-12DSR	A16-24DSR
	Yellow	A16-5DSY	A16-12DSY	A16-24DSY
	Green	A16-5DSG	A16-12DSG	A16-24DSG
	White 1	A16-5DSW	A16-12DSW	A16-24DSW
	Blue	A16-5DA	A16-12DA	A16-24DA
Type		5 VAC/VDC	12 VAC/VDC	24 VAC/VDC
Incandescent lamp		A16-5	A16-12	A16-24

Accessories

Name	Classification	Remarks	Order code
Switch guards	For rectangular models	Cannot be used with the dust cover	A16ZJ-5050
Switch guards	For square and round models	Cannot be used with the dust cover	A16ZA-5050
Dust covers	For rectangular models	Cannot be used with the switch guard	A16ZJ-5060
	For square models		A16ZA-5060
	For round models		A16ZT-5060
Panel plugs	For rectangular models	Used for covering the panel cutouts for future panel expansion	A16ZJ-3003
	For square models		A16ZA-3003
	For round models		A16ZT-3003

Specifications

Allowable operating frequency	Mechanical	Momentary operation: 120 operations/minute max. Alternate operation: 60 operations/minute max.
	Electrical	20 operations/minute max.
Durability	Mechanical	Momentary operation: 2,000,000 operations min. Alternate operation: 200,000 operations min.
	Electrical	100,000 operations min.
Ambient temperature		Operating: -10 to 55°C (with no icing or condensation) Storage: -25 to 65°C (with no icing or condensation)
Weight		Approx. 10 g (in the case of a lighted DPDT switch with solder terminals)
Size in mm (H×W×D)		Round/square: 18×18×28.5 rectangular: 18×24×28.5

Operating characteristics	Pushbutton switch
	Oil-resistant IP65
	SPDT	DPDT
Operating force (OF) max.	2.94 N	4.91 N
Releasing force (RF) min.	0.29 N
Total travel (TT)	Approx. 3 mm
Pretravel (PT) max.	2.5 mm
Lock stroke (LTA) min.	0.5 mm

Item		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

1. Use the white LED together with white or pure yellow pushbuttons.

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