This document provides specifications for various dome switch products offered by Memcon, including dimensions, forces, thicknesses, and other technical specifications. It lists the company's locations and contact information. The switches are available in different sizes and force ratings, with features like gold/silver plating, over 200V breakdown voltage, and 1 million cycle life expectancy. They are suitable for applications in industries like membrane switches, automotive, consumer electronics, medical, and appliances.

1. Level 7 Parkview Centre
7 Lau Li Street Causeway Bay Hong Kong
T +852 3741 1411 F +852 3747 8980
www.memcon.asia sales@memcon.asia
(Asia) Limited
Compass House Vision Park Chivers Way HISTON
Cambridge CB24 9AD United Kingdom
T +44 1223 257724 F +44 1223 257800
www.memcon.eu sales@memcon.eu
Limited
3786 Stadium Drive Bridgman
Michigan 49106 USA
T +1 269 466 5632 F +1 269 466 6034
www.memcon.net sales@memcon.net
North America
MEMCON is a registered trade mark of Memcon LimitedR
GB Issue 1
with Dimple
Contact Configuration
Contact Bounce (on)
Contact Bounce (off)
Operating Temperature
Storage Temperature
Humidity
MD 9.00 x 17.78 - ODN
MD 9.00 x 17.78 - ODN
MD 12.8 x 25.40 - ODN
MD 12.8 x 25.40 - ODN
MD 12.8 x 38.10 - ODN
MD 12.8 x 38.10 - ODN
0.08
0.08
0.10
0.10
0.08
0.08
280g
350g
280g
350g
350g
400g
17.78
17.78
25.40
25.40
38.10
38.10
0.80
0.87
0.89
1.03
1.18
1.18
9.00
9.00
12.80
12.80
12.80
12.80
2.90
2.90
3.10
3.10
3.10
3.10
0.08
0.08
0.10
0.08
0.08
0.08
2.60
2.60
2.80
2.80
2.80
2.80
SPST, Normally Open
<0.3ms
<6ms
-55°C to 125°C
-55°C to 125°C
0-97% (no condensation)
Contact Resistance
with Gold or Silver Plating
Voltage/Current Maximum
Breakdown Voltage
Material
Life Expectancy
<100 ohms
<1 ohm
12mA @ 24 Volts DC, RL
Over 200 Volts
Stainless Steel Type 304
1 Million
OBLONG DOMES
X
Z
Y
A B
C
Part No/Size Force
280g
350g
150g
290g
350g
Force
Thickness
Thickness
Dimensions (mm)
A B C X Y Z
with Dimples
without Dimple
MD 9.00 x 17.78 - ONN
MD 9.00 x 17.78 - ONN
MD 12.8 x 25.40 - ONN
MD 12.8 x 25.40 - ONN
MD 12.8 x 38.10 - ONN
0.08
0.08
0.08
0.10
0.10
17.78
17.78
25.40
25.40
25.40
0.82
0.81
0.79
0.85
1.03
9.00
9.00
12.80
12.80
12.80
A B
C
Part No/Size
Dimensions (mm)
A B C
Stable Forces per Batch Number
Excellent Tactile Effect
100% Traceability per Batch Number
Competitive Pricing
Superior Quality
Custom Options
Used in a multitude of Industries, such as:
Membrane Switch, Automotive, Consumer
Electronics, Medical, Appliance, etc
RoHS Compliant
MD 12.8 x 50.80 - ODN
MD 12.8 x 50.80 - ODN
0.08
0.08
350g
400g
50.80
50.80
1.30
1.30
12.80
12.80
3.0
3.0
0.15
0.15
2.70
2.70
X
Z
Y
A B
C
Part No/Size Force
Thickness
Dimensions (mm)
A B C X Y Z
RoHS