RelayDimensions

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Dimensions and Information on Opto-Isolated and SSR Relay Boards


Dimensions and Information on Opto-Isolated Relay Boards


mm to Inches =

0.03937











In to mm =


25.4





METRIC DIMENSIONS (mm)


ENGLISH DIMENSIONS (Inches)


YourDuino Catalog Number
Number of Relays

Length
Width
Hole Spacing Long Side
Hole Spacing Short Side
Hole Diameter

Length
Width
Height Relay
top to board bottom
Hole Spacing Long Side
Hole Spacing Short Side
Hole Diameter

1













EA-040407
2

50.47
38.44
44.99
32.7
2.89

1.987
1.513
.71
1.771
1.287
0.114
EA-040406
4

75.09
54.91
68.51
48.84
3.24

2.956
2.162
.71
2.697
1.923
0.128
EA-040402
8

137.16
53.34
132.08
49.91
2.95

5.40
2.10
.71
5.20
1.97
0.12
EA-040410
8 (SSR Board)

128
61
120
52
3.0

5.05
2.4
.92
4.665
2.0
0.125
NOTE: On the 2-relay board the larger dimension is the "front-to-back" dimension.







NOTE: "Hole Spacing" is center-to-center distance
NOTE: Vertical Size: Soldered terminals about .125 inches below the printed circuit board bottom










NOTE: Measurements were made with a Digital Caliper