RK11K 11mm Size Insulated Shaft Snap-in Type
A 11mm wide potentiometer for audio, visual,
electronic musical instruments and various applications
■ Typical Specifications
Items
Specifications
Total resistance tolerance
±20％
Maximum operating voltage
50V AC, 20V DC
Rotary
Potentiometers
Total rotational angle
300°±5°
3 to 20mN・m
Operating life
15,000 cycles
Operating temperature range
Slide
Potentiometers
Rotational torque
−10℃ to ＋70℃
Product Line
Number of
Mounting
resistor elements direction
Bushing
Shaft
type
Length of the shaft
LM1（mm）
Without
20
Without
With
With
20
With
Flat
25
Without
10
800
1,600
1,000
2,000
Without
22.5
25
27.5
With
Without
RK11K1130A0M
RK11K1130040
RK11K1130A07
RK11K113002F
RK11K114003Y
RK11K1140A9L
RK11K114001Z
800
20
1,600
4
RK11K1140A3L
RK11K1140A4Q
RK11K1140A2S
RK11K1110A3D
20
10
20
2
RK11K1140A23
10
25
RK11K1130A2X
Ring
Type
32.5
With
2,000
With
30
Horizontal
type
1,000
1B
27.5
Without
2,400
Drawing
No.
15A
1,000
2,000
800
1,600
Knob
Operating
22.5
20
1,200
Products No.
Insulated
Shaft
Single-unit
（20V DC）
10
Without
25
Vertical
type
Total resistance Resistance Minimum order unit（pcs.）
（k Ω）
taper
Japan
Export
Metal
Shaft
15
Center
detent
1
RK11K1120060
RK11K1120A5T
3
RK11K1120A31
Notes
1. Other varieties are also available. Refer to "Other Specifications" (P.371).
2. Nut and washer are not attached. Please specify if required.
Packing Specifications
Tray
Number of packages（pcs.）
Length of the shaft
LM1（mm）
1 case / Japan
1 case / export packing
15
1,200
2,400
20 to 22.5
1,000
2,000
25 or more
800
1,600
Export package
measurements（mm）
374×532×240
Refer to P.371 for other specifications.
Refer to P.372 for ordering products not listed.
Refer to P.383 for soldering conditions.
369
RK11K 11mm Size Insulated Shaft Snap-in Type
Dimensions
No.
Unit:mm
Photo
PC board mounting hole dimensions
（Viewed from mounting side）
Style
Horizontal type without bushing
RK11K111
0.8
(1.6)
T＝1.6
9.4
(12)
20
25
4.5
7
12
LM1
Metal
Shaft
Shaft shown in
full CCW position
˚
60
(8.1)
11
9.1
ø6
4.5
10
2
25
27.5
L1
15
17.5
20
R1
7
12
12
(7.5)
6.6
10.2
ø6
4.5
10
Mounting
surface
M9G0.75
4-ø1 hole
2.1
0.8
(1.6)
(3.2)
2
2.6
9.4
(12)
6.1
LM1 20 22.5 25 27.5 30 32.5
L1 12.5 15 17.5 20 22.5 25
7
12
12
12
12
LM1
(7.5)
4.5
ø6
R1
11
8
5.4
9.1
10
2
4
˚
60
L1
5
M9G0.75
(3.2)
(3.5)
Mounting
surface
13
2
Shaft shown in
full CCW position
2.5
7.5
11
7
2.1
R1
10.9
(8)
Vertical type with bushing
RK11K114
7.5
3.3
2
R1
3
(3.5)
Ring
Type
11
8
5.4
L1
5
4-ø1 hole
Shaft shown in
full CCW position
˚
60
LM1
6.6
Knob
Operating
LM1 22.5
7.5
2.5
(3.5)
Horizontal type with bushing
RK11K112
2.5
Mounting
RK11K111-RV13.EPS
surface
10.9
(8)
Insulated
Shaft
(3.2)
2
7.5
2
370
13
6.6
R1
11
15
R1
4-ø1 hole
2.1
6.1
LM1
7.5
10.2
2.5
2
6.6
ø6
ø6
4.5
4.5
6.1
2.1
Slide
Potentiometers
2
2.6 2
2.6
Vertical type without bushing
RK11K113
3.3
11
r12
1
(3.2)
（3.2）
1
Shaft shown in
full CCW position
˚
60
(3.5)
（3.5）
10
10
Rotary
Potentiometers
(8.1)
（8.1）
LM1
25
4-ø1 hole
11mm Size Insulated Shaft Snap-in Type / Other Specifications
In addition to the products listed, we can accommodate the follow specifications.
Total Resistance Variety
Total resistance（k Ω）
5
10
20
50
100
200
Resistance Taper
1B
15A
3B
15C
Rotary
Potentiometers
Resistance taper
Tapped Types are Also Available
Shaft Variety
Unit:mm
Without bushing
Horizontal type
With bushing
Vertical type
Horizontal type
Vertical type
LM1
L1
LM1
LM1
LM1
LB
Style
Slide
Potentiometers
RK11K（single-unit）is also available with tap.
LB
L1
Metal
Shaft
R1
R1
15
20
25
30
20
22.5
25
27.5
30
32.5
L1
ー
ー
ー
ー
12.5
15
17.5
20
22.5
25
ℓ1
4.5
7
12
12
7
7
12
12
12
12
LB
ー
ー
ー
ー
5
5
5
5
5
5
R1
C0.5
ø6
ø6
0.5
4.5
Ring
Type
1.5
4.5
4.5
0.5
Detail dimensions
Knob
Operating
LM1
Insulated
Shaft
Shaft
variety
R1
R1
LM1 =15 only application
Terminal Layout / Circuit Diagram
Without tap
With tap
3
3
2
1
2
4
1
2
3
Dummy
1
1
2
3
4
Note
Marked are specifications recommended by Alps.
Refer to P.372 for ordering products not listed.
371
11mm Size Insulated Shaft Snap-in Type / Ordering Products Not Listed
When ordering product varieties that are not listed, specify referring to the examples below.
Sample Part Number
R K 1 1 K 1 1 4 0
F 2 2
C 0
B 1 0 3
Model type
Rotary
Potentiometers
Code
Model type
Slide
Potentiometers
1
Horizontal type without bushing
2
Horizontal type with bushing
3
Vertical type without bushing
4
Vertical type with bushing
Shaft type
Code
Shaft type
F
Flat
＊Only available in flat format.
Code
Length of the
shaft
15
15
25
25
20
20
30
30
22
22.5
32
32.5
27
27.5
ー
ー
Detent
A
15A
C
15C
B
1B
V
3B
B : For tone & general
V : For vol.
80
70
60
50
40
30
20
10
0
Total resistance
（k Ω）
Code
Total resistance
（k Ω）
502
5
503
50
103
10
104
100
203
20
204
200
Note
Marked are specifications recommended by Alps.
372
10
Term."1"
Total resistance
Code
J
90
)
5A
1
A(
20
30
40
50
100
Output volt.across term.2-3
100 (%)
Input volt. across term. 1-3 G
Resistance taper
G 100 (%)
Code
Output volt.across term.1-2
Resistance taper
100
Input volt. across term. 1-3
Code
J
Resistance taper
)
With
1B
C1
3B
)
Without
B(
C0
l)(
Center detent
nt
ro
Ring
Type
Code
co
Knob
Operating
Length of the
shaft
(v
ol.
Insulated
Shaft
Code
V
Metal
Shaft
Length of the shaft LM1（mm）
60
Rotation travel (%)
70
J
80
90 100
Term."3"
90
80
70
60
50
40
30
C(1
5C
20
)
10
100
90
Term."1"
80
70
60
50
40 30
Rotation travel (%)
J
20 10
0
Term."3"
Insulated Shaft Potentiometers
List of Varieties
Type
Series
9mm size
11mm size
12mm size
14mm size
RK09K11
RK09D11
RK09K12
RK09Y11L
RK11K
RK12L12
RK12L115
RK14K
Single-unit
Dual-unit
Single-unit
Single-unit
Dual-unit
Single-unit
Dual-unit
Vertical
Vertical /
Horizontal
With
With / Without
−40℃ to
＋ 85℃
−10℃ to
＋ 70℃
Photo
Rotary
Potentiometers
Terminal mounting
Vertical / Horizontal
Bushing
Horizontal
Without
Slide
Potentiometers
Operating temperature range
Vertical / Horizontal
With / Without
Without
−10℃ to ＋ 70℃
Operating life
5,000 cycles
10,000 cycles
1,000,000
cycles
Available for automotive
use
ー
ー
ー
15,000 cycles
ー
ー
●
ー
Life cycle
Metal
Shaft
Insulated
Shaft
Knob
Operating
Electrical
performance
Total resistance
（k Ω）
5, 10, 20, 50, 100, 200
10
5, 10, 20, 50, 100, 200
5, 10, 20, 50,
100
5, 10, 20, 50,
100, 200
Resistance taper
15A, 1B, 3B, 15C
B
15A, 1B, 3B, 15C
15A, 1B, 3B
15A, 1B, 3B,
15C
Total resistance
tolerance
±20％
±30％
±30％
±20％
Rated power
0.05W
0.03W
0.01W
0.05W
Maximum operating
voltage
50V AC
20V DC
50V AC
for AC only
50V AC
5V DC
Gang error
Ring
Type
Mechanical
performance
ー
−40dB to 0dB
3dB max.
ー
50V AC
20V DC
50V AC
for AC only
ー
Volume control
−40dB to 0dB
3dB max.
For tone control
within 2dB
at center
50V AC
20V DC
50V AC
for AC only
ー
Volume control
−40dB to 0dB
3dB max.
For tone control
within 2dB
at center
Insulation
resistance
100MΩ min. 250V DC
100MΩ min.
500V DC
100MΩ min. 250V DC
Voltage proof
250V AC for 1minute
500V AC
for 1minute
300V AC for 1minute
Center-taps
Without
Without / With
Detent
Without, Center
Without
Without,
Center
Stopper strength
0.3N・m
ー
Without bushing 0.5N・m
With bushing 0.6N・m
Push-pull strength
50N max.
30N max.
Vibration
Shaft configuration
Without
Custom
0.5N・m
Without, Center
0.6N・m
80N max.
10 to 55 to 10Hz/min., the amplitude is 1.5mm for all the frequencies,
in the 3 direction of X, Y and Z and for 2 hours respectively
Flat type, Knob type,
Screwdriver type
Flat type
Terminal style
Page
Without / With
（Volume control）
Without
Insertion
361
381
（RK09D117）
368
369
373
381（RK12L12H、
RK12L127）
376
377
Insulated Shaft Potentiometers Soldering Conditions・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 383
Potentiometers Cautions・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 439
Potentiometers Measurement and Test Methods・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 441
Potentiometers Resistance Taper・ ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 443
Note
● Indicates applicability to all products in the series.
360
Insulated Shaft Potentiometers / Soldering Conditions
Reference for Manual Soldering
Series
Tip temperature
Soldering time
No. of solders
RK09D, RK09K, RK09Y11L,
RK11K, RK12L, RK12L115, RK14K
350℃ max.
3s max.
1 time
Reference for Dip Soldering
RK12L
Preheating
Dip soldering
Soldering surface temperature
Heating time
Soldering temperature
Soldering time
100℃
1 min. max.
260℃ max.
5s max.
No. of solders
2 time max.
Rotary
Potentiometers
Series
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Ring
Type
383
