1
A8ARocker Switch
Safety-considered Power Rocker Switch
• Low heat radiation with a Unique leaf spring
mechanism.
• Positive-opening mechanism incorporated.
• AC operated Neon lamp illumination models
available.
• Contact gap of 3 mm minimum.
• Variety of color models available
• UL and CSA standards approved. Conforms to
EN standard.
■List of Models
●Non-illuminated Models
Note: Marking of Non-illuminated Models
The cap of the above mentioned models is without marking.
Models with marking is with suffix "-@F" such as A8A-201-F and A8A-201-1F.
Models with marking is with suffix "-@D" such as A8A-201-D and A8A-201-1D.
Consult your Omron sales representative for details.
●Illuminated Models
Note: Marking of illuminated Models
The cap of the above mentioned models is without marking.
Models with marking is with suffix "-@A" such as A8A-212-A and A8A-212-1A.
Models with marking is with suffix "-@G" such as A8A-212-G and A8A-212-1G.
Consult your Omron sales representative for details.
RoHS Compliant
Caution
Refer to Precautions
Contact Form Quantity per box
Color of cases White Black Gray
Color of caps
White A8A-201 A8A-201-1 -
50
Red A8A-202 A8A-202-1 A8A-202-2
Green A8A-203 A8A-203-1 A8A-203-2
Blue A8A-204 A8A-204-1 -
Yellow A8A-205 A8A-205-1 -
Black A8A-207 A8A-207-1 A8A-207-2
Contact Form
Quantity per box
Rated voltage 100 VAC 200 to 220 VAC
Color of cases White Black Gray White Black Gray
Color of caps
Red A8A-212 A8A-212-1 A8A-212-2 A8A-222 A8A-222-1 A8A-222-2
50Green A8A-213 A8A-213-1 A8A-213-2 A8A-223 A8A-223-1 A8A-223-2
Orange A8A-216 A8A-216-1 A8A-216-2 A8A-226 A8A-226-1 A8A-226-2
2
4
1
3
2
4
1
3
2
A8AA8A
■Ratings
Note: 1. The above value shows steady current.
2. The inductive load has a power factor of 0.4 min (AC) and a time
constant of 7 ms min (DC).
3. Lamp load has an inrush current of 10 times the steady current.
4. Motor load has an inrush current of 6 times the steady current.
5. The above ratings were tested under the following conditions:
(1) Ambient temperature: 20±2 °C
(2) Ambient humidity: 65±5 %RH
(3) Switching frequency: 20 times/min.
■Neon lamps
Note: 1. Life expectancy: 15,000 Hr min.
2. Lamp is not exchangeable.
■Approved Safety Standards
UL (UL508)
16A 125 VAC, 16A 250 VAC
CSA (CSA C22.2 No.55)
16A 125 VAC, 16A 250 VAC
VDE (EN61058-1)
16A 250 VAC
■Characteristics
Note: For the condition in individual standard, contact your OMRON sales representative.
*Condition in the Neon lamp illuminated models are excluded.
Rated load
Non-inductive Inductive
Resistive
load Lamp load Inductive
load
Inductive
motor load
125 VAC 16A 10A 16A 16A
250 VAC 16A 10A 8A 16A
Models Rated voltage Rated current
A8A-21@-@100 VAC 1.5 mA
A8A-22@-@200 to 220 VAC 1.5 mA
Permissible operating speed 1 to 500 mm/s
Permissible operating
frequency
Mechanical 30 operations / min max.
Electrical 20 operations / min max.
Insulation resistance 100 MΩ min. (500 VDC)
Dielectric strength
Between terminals
of the same polarity 2.000 VAG, 50/60 Hz, for 1 min
Between terminals
of the different
polarity
2.000 VAG, 50/60 Hz, for 1 min (See Note *)
Between charged
metal parts and the
ground terminal
4.000 VAG, 50/60 Hz, for 1 min
Vibration resistance Malfunction 10 to 55 Hz, 1.5-mm double amplitude
Shock resistance Malfunction 300 m/s2 max.
Durability Mechanical 40,000 operations min.
Electrical 20,000 operations min.
Weight Non-illuminated: Approx 15g. Illuminated: Approx 16g.
Inrush current 100A max. (100 ms max.)
Ambient operating temperature - 25 to +50 °C (with no icing or condensation)
Ambient operating humidity 45 to 85 %RH
Degree of protection IP00
Electric shock protection class Class II
PTI (proof tracking index) 175
Pollution degree 2
3
A8AA8A
■Operating Circuit
■Dimensions (Unit: mm)
Note: Unless otherwise specified, a tolerance of ±0.4 mm applies to all dimensions.
■Panel Cutout
Non-illuminated Models Neon lamp illuminated Models
Correct
wiring
Fig. A Fig. C
Illuminated in accordance with power source
Fig. D
Illuminated in accordance with switch-on
Incorrect
wiring
Fig. B Fig. E
Note 1. Do not apply any different voltage between the couple of terminals 1- 2, and 3- 4.
2. Safety standards approved for the figures A, C, and D.
2
4
1
3
Load
12
43
Load
1
43
Load
2
Load
Load
21
43
21
43
Load
Load
250 VAC
125 VAC
A8A
25.2
32±0.5
9.219.221.225±0.5
25.2
32±0.5
20
30±1
1.7±0.2
8±1 FP
29.6±0.3
21.8±0.2
10.8 #250 Quick connect
terminal (t=0.8)
OFF mark
1.6 dia.
sink
■Operating Characteristics
Operating force (OF) max. 19.6 N {2,000 gf}
Free Position (FP) 8±1 mm
Operating Position (OF) 5±1 mm
22+0.4
0
30+0.4
0
Play R
Edge
A8AA8A
■Optional Accessories (Sold separately)
Rubber cap for high dustproof.
A8A RUBBER CAP
■Precautions
Be sure to read the Safety precautions of A8A Rocker Switches for correct use.
Cendition the cap on Switch
10.5
0.5
0.5 2.2
37.2
29.2
21.8 30
29.2
• Application examples provided in this document are for reference only. In actual applications, confirm equipment functions and safety before using the product.
• Consult your OMRON representative before using the product under conditions which are not described in the manual or applying the product to nuclear control systems, railroad
systems, aviation systems, vehicles, combustion systems, medical equipment, amusement machines, safety equipment, and other systems or equipment that may have a serious
influence on lives and property if used improperly. Make sure that the ratings and performance characteristics of the product provide a margin of safety for the system or
equipment, and be sure to provide the system or equipment with double safety mechanisms.
OMRON Corporation
ELECTRONIC AND MECHANICAL COMPONENTS COMPANY Contact: www.omron.com/ecb Cat. No. A201-E1-03
1212(0207)(O)
Note: Do not use this document to operate the Unit.