MRK112-BF-RO NKK Switches, MRK112-BF-RO Datasheet - Page 5
![Rotary Switches LO PRO SHFT 2-12 POS GREEN TIPPED](/photos/17/76/177603/mrk_sml.jpg)
MRK112-BF-RO
Manufacturer Part Number
MRK112-BF-RO
Description
Rotary Switches LO PRO SHFT 2-12 POS GREEN TIPPED
Manufacturer
NKK Switches
Type
Half-Inch Process Sealed Rotariesr
Datasheet
1.AT433A.pdf
(6 pages)
Specifications of MRK112-BF-RO
Number Of Positions
2 to 12
Number Of Poles Per Deck
1
Number Of Decks
1
Index Angle
30 deg
Contact Style
Non Shorting
Contact Form
SP
Mounting Type
Panel
Color
Black, Green
Contact Material
Phosphor Bronze
Contact Plating
Gold
Dielectric Strength
500 VoltsAC
Voltage Rating
28 VoltsAC/DC
Current Rating
0.4 Volt-Amp at 28 VoltsAC/DC
Actuator
Shaft Actuated, Low Profile with Knob
Cap Color
Black, Green
Contact Rating
0.4 Volt-Amp at 28 VoltsAC/DC
Termination Style
PC Terminals
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
633-MRK112-BF MRK112-BF
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