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FD Series
FD Series metal domes are four-legged shaped switch contacts that were designed for mounting on single or double sided printed circuit boards, membranes switchs, where traces can be fed under the domes on the same side of the board.
If you need very low resistance or your product is operated by battery,you can choose sperical material,for gold-plated, silver-plated and Nickel-plated. |
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Size |
Shape |
A |
B |
C |
Force |
8.4mm |
four-legged ，With Dimple |
8.4 |
1.84 |
0.51 |
280g |
8.4mm |
four-legged ，With Dimple,gold-plated |
8.4 |
1.84 |
0.51 |
280g |
8.4mm |
four-legged ，With Dimple,Nickel-plated |
8.4 |
1.84 |
0.51 |
280g |
8.4mm |
four-legged ，With Dimple |
8.4 |
1.84 |
0.54 |
320g |
8.4mm |
four-legged ，With Dimple |
8.4 |
1.84 |
0.56 |
350g |
8.4mm |
four-legged ，With Dimple |
8.4 |
1.84 |
0.6 |
400g |
10.0mm |
four-legged ，With Dimple |
10.0 |
2.29 |
0.56 |
280g |
10.0mm |
four-legged ，With Dimple,gold-plated |
10.0 |
2.29 |
0.56 |
280g |
10.0mm |
four-legged ，With Dimple,Nickel-plated |
10.0 |
2.29 |
0.56 |
280g |
12.2mm |
four-legged ，With Dimple |
12.0 |
2.64 |
0.63 |
280g |
12.2mm |
four-legged ，With Dimple,gold-plated |
12.0 |
2.64 |
0.63 |
280g |
12.2mm |
four-legged ，With Dimple,Nickel-plated |
12.0 |
2.64 |
0.63 |
280g |
12.2mm |
four-legged ，With Dimple |
12.0 |
2.64 |
0.64 |
320g |
12.2mm |
four-legged ，With Dimple,gold-plated |
12.0 |
2.64 |
0.69 |
350g |
12.2mm |
four-legged ，With Dimple |
12.0 |
2.64 |
0.69 |
350g |
12.2mm |
four-legged ，With Dimple |
12.0 |
2.64 |
0.77 |
400g |
14.0mm |
four-legged ，With Dimple |
14.0 |
2.82 |
0.85 |
400g |
16.0mm |
four-legged ，With Dimple |
16.2 |
3.10 |
0.94 |
400g |
20.0mm |
four-legged ，With Dimple |
20.0 |
4.0 |
1.00 |
400g |
20.0mm |
four-legged ，With Dimple |
20.0 |
4.0 |
1.05 |
400g |
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| *The above data is reference value.All measurements in millimeters. |
| *As the continuing introduction of new specifications, the above is only part of the specification, For inquiries, please contact us for more specifications |
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