MRA112-A-RO NKK Switches, MRA112-A-RO Datasheet - Page 5
![Rotary Switches SHAFT SP 2-12 POS](/photos/17/76/177603/mrk_sml.jpg)
MRA112-A-RO
Manufacturer Part Number
MRA112-A-RO
Description
Rotary Switches SHAFT SP 2-12 POS
Manufacturer
NKK Switches
Datasheet
1.AT433A.pdf
(6 pages)
Specifications of MRA112-A-RO
Index Angle
30 deg
Contact Style
Non Shorting
Voltage Rating
125 Volts
Current Rating
250 mAmps
Contact Rating
250 mAmps
Voltage Rating Ac
125 Volts
Number Of Positions
2 to 12
Number Of Poles Per Deck
1
Number Of Decks
1
Termination Style
Solder Terminals
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
MR-A112 MRA112-A
G
Series MR
G20
4
5
3
6
MRA • PC Terminals
MRF • PC Terminals
MRK • PC Terminals
2
A
Single Pole
7
MRA112
MRK112
MRA112
1
MRF403
8
12
9
11
10
.039
(1.0) Dia Typ
(3.0) Typ
.118
(9.5) Dia
.374
Keyway
(3.15) Dia
.124
Keyway
.122
(3.1) Dia
4
5
3
Double Pole
MRK devices are designed to be panel mounted. Installation without panel mounting will affect reliability.
6
(0.8)
2
.031
MRA206
A
1
1
(14.0) Dia
(16.0) Dia
.630
B
.551
2
6
3
5
.039
4
(1.0) Dia Typ
(3.0) Typ
.118
(9.5) Dia
.374
(2.28)
.090
(2.3)
.091
M6 P0.75
(4.2)
.165
TYPICAL SWITCH DIMENSIONS
M6 P0.75
1
(10.0)
2
.394
3
3
(10.0)
.394
C
.039
.323
Four Pole
MRA403
2
(8.2)
A
(1.0)
1
Cover
1
2
B
D
(5.5)
.217
3
www.nkk.com
3
2
(5.0)
.197
1
.039
(1.0) Dia Typ
FOOTPRINTS
(3.0) Typ
.118
(3.5)
.138
(10.1)
.398
(9.5) Dia
.374
(0.25) Typ
.010
(0.5) Typ
.020
(12.0) Dia
.472
(17.0)
.669
Half-Inch Diameter Process Sealed Rotaries
(3.5)
.138
(0.25) Typ
.010
(0.5) Typ
.020
4
(12.0) Dia
.472
5
.236
6
(6.0)
Single Pole
3
(10.0)
.394
MRK112
MRF112
2
1
7
A
1 Pole
(12.6) Dia
.496
(0.8) Dia Typ
.031
(0.8) Dia Typ
.031
8
9
12
11
10
(12.0) Dia
.472
(12.6) Dia
.496
1 Pole
1 Pole
(9.5) Dia
.374
A
4
5
(3.0) Dia
.118
6
Double Pole
3
MRK206
MRF206
2
B
1
A
2 Pole
(12.6) Dia
.496
1
(0.8) Dia Typ
.031
2
(12.6) Dia
.496
3
6
2 Pole
5
4
B
(12.0) Dia
.472
2 Pole
(9.5) Dia
.374
A A
B
(3.0) Dia
.118
1
C
2
3
3
Four Pole
MRK403
MRF403
(12.6) Dia
.496
2
(12.6) Dia
.496
1
B
4 Pole
A
4 Pole
4 Pole
(9.5) Dia
.374
B
1
D
(0.8) Dia Typ
.031
2
A A
3
B
3
2
D
1
C
(12.0) Dia
.472
(3.0) Dia
.118