Metal Shaft Potentiometer
Rotary Motor-driven Type
RK168/RK271
Series
Remote controllable and available in a wide variety of products.
Rotary
Potentiometers
Slide
Potentiometers
Typical Specifications
Specifications
Items
RK168
Total resistance tolerance
Maximum operating voltage
Total rotational angle
Rotational torque
Operating life
Operating temperature range
50V AC
±20％
30V AC
300±5°
10 to 40mN m
・
・
15
to
45mN m
RK271
15,000cycles
−
10℃
to
＋
70℃
Metal
Shaft
Insulated
Shaft
Knob
Operating
Motor voltage
Potentiometer rotational speed
（sec/300°
）
Maximum operating current
4 to 6V DC
（Standerd：4.5V
DC）
12±3
（4.5V
DC）
At rotation：100mA /
At end slip：150mA
Product Line
Type
Model
Number of
resistor
elements
Dual-
unit
Shaft
type
Length of
Total
Motor
Resistance
the shaft resistance
print
taper
（mm）
（kΩ）
terminal
100
20
3B
15A
3B
100
15A
With
Without
With
Without
Minimum
order unit
（pcs.）
Products No.
Drawing
No.
1
2
3
4
RK16812MG099
200
RK16814MG02R
RK16816MGA04
150
RK27112MC030
16mm
size
RK1681□MG0
Quad-
unit
Flat
6 ganged-
unit
25
27mm
RK27112MC0
size
Dual-
unit
Dimensions
No.
Photo
16mm size
Single-shaft, dual-unit
RK16812MG
Style
Unit:mm
PC board mounting
hole dimensions
（Viewed
from mounting side）
(44.9)
(18.1)
23.25
7
25
12
˚
60
25
18.7
ø25 max.
4.5
ø6
12.5 13.2
16.5
w q
1 2 3
e
C1
R1
R2
2
M9G0.75
2-ø2.35
ø3
0.8
0.3
9
1
13.3
COM
2-¿1.2 holes
4
2-ø2.65
R1
q w e
R2 1 2 3
8-¿1 holes
2-dummy
Shaft shown in
full CCW position
Refer to
P.363
for attached parts.
360
17.5
17
2.5
7.5
12.5
2-2.6
G
1.2 square holes
Mounting surface
19.7
15.5 7.5
ALPS [ ALPS ELECTRIC CO.,LTD. ]
