Thru-Hole DIP Switches
FEATURES
SERIES 78
• Raised and Recessed Slides
• SPST, 2PST, 3PST, 4PST
• Sealed Base Standard
• Spring and Ball Contact
• Top Tape Seal Option
SPST To 4PST Slide
78
DIMENSIONS In inches (and millimeters)
Typical Multiple Pole Switch with
Raised Slides
(Switch shown here is 78H02, 4PST)
Single Pole/Single Throw Switch in Raised and Recessed Slides
1
2
3
4
5
6
7
8
9 10
Note:
O
N
.380 .010
Recessed slides have a dimple for
tool actuation. For recessed slides,
the .295 dimension does not apply.
(9,65 0,25)
1
2
O
N
.380 .010
(9,65 0,25)
Length .010 ( 0.25)
See Ordering Information
Length .010 ( 0.25)
See Ordering Information
.070 (1,78) REF.
.060 .002 (1,52 0,05)
DIM. B
DIM. B
.002
.295 + .000 –.020
(7,49 –0,51)
2PST = .100 (2,54
3PST = .200 (5,08)
4PST = .300 (7,62)
A
.020
.002
(0,51
0,05)
(
0,05)
.156 + .015 –.010
(3,96 + 0,38 –0,25) TYP.
.020 .002 (0,51 0,05)
.090 .005 (2,29 0,13)
.100 .005 (2,5 0,13)
A = .245 + .000 –.020
(6,22 + 0,51)
.050 .005
(1,27 0,13)
TYP.
.180 .010 (4,57 0,25)
.012 .001 (0,30 0,03)
.300 + .030 –.000
(7,62 + 0,76)
.020 .002 (0,51 0,05)
C
C
L
L
.090 .005 (2,29 0,13)
.100 .005 (2,5 0,13)
C
C
L
L
C
C
L
L
CIRCUITRY
ORDERING INFORMATION
No. of
Circuitry Positions
Length
Inches
Length
Metric
No./
Tube
Raised
Slides*
Recessed
Slides*
Single Pole/Single Throw Switch
1 2 3 4
1 2 3 4
2
3
4
5
6
7
8
9
10
12
0.280"
0.380"
0.480"
0.580"
0.680"
0.780"
0.880"
0.980"
1.080"
1.280"
7,1mm
9,7mm
35
27
21
18
15
13
12
10
9
78B02T
78B03T
78B04T
78B05T
78B06T
78B07T
78B08T
78B09T
78B10T
78B12T
78RB02T
78RB03T
78RB04T
78RB05T
78RB06T
78RB07T
78RB08T
78RB09T
78RB10T
78RB12T
O
N
O
N
12,2mm
14,7mm
17,3mm
19,8mm
22,4mm
24,9mm
27,4mm
32,5mm
SPST
8
Typical Multiple
Pole Switch
Typical Circuit
Diagram
1
2
3
4
5
6
0.280"
0.480"
0.680"
0.880"
1.080"
1.280"
7,1mm
12,2mm
17,3mm
22,4mm
27,4mm
32,5mm
35
21
15
12
9
78F01T
78F02T
78F03T
78F04T
78F05T
78F06T
1
1
2PST
O
N
O
N
Recessed
Slides
Not Available
8
1
2
3
0.380"
0.680"
0.980"
9,7mm
17,3mm
24,9mm
27
15
10
78G01T
78G02T
78G03T
3PST
4PST
1
2
0.480"
0.880"
12,2mm
22,4mm
21
12
78H01T
78H02T
For switches with 5, 6, 7, 8, or 10PST circuitry,
contact Grayhill.
AvailablefromyourlocalGrayhillDistributor.
For prices and discounts, contact a local Sales
Office,anauthorizedlocalDistributororGrayhill.
*A top tape seal is required for switches that are
machine soldered or heavily cleaned after hand
soldering. To order top seal versions, add "S"
before the "T" in the Grayhill part number.
DIP
1 1
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com