360
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
A 14mm wide potentiometer for audio, visual,
electronic musical instruments and various applications
14mm Size Insulated Shaft Snap-in Type
RK14K
Application
Number of
resistor elements
Mounting
direction
Vertical
type
Horizontal
type
Shaft
type
Flat
Length of the shaft
LM
1
（mm）
15
22.5
25
20
25
20
25
2 7. 5
32.5
2 7. 5
Center
detent
Without
Without
Without
With
With
Total resistance
（k Ω）
10
50
10
10 0
10
10 0
50
10
50
10
20
50
10
50
1B
15 A
1B
15 A
Without
With
Without
With
1, 2 0 0 2,400
800 1, 6 0 0
1,000 2,000
800 1, 6 0 0
1,000 2,000
800 1, 6 0 0
1, 2 0 0 2,400
800 1, 6 0 0
1,000 2,000
2
4
1
3
Resistance
taper
Bushing
RK14K1230A2X
RK14K1230A0X
RK14K12C0A1S
RK14K12C0A0T
RK14K1240062
RK14K1240036
RK14K1240D04
RK14K1240A4S
RK14K12D0A1X
RK14K12D0A18
RK14K12A0A3C
RK14K1210A1B
RK14K1220A0F
RK14K1220024
RK14K1220A25
RK14K12B0A0E
RK14K12B0A0R
Products No.
Minimum order unit （pcs.）
Japan Japan
Drawing
No.
Dual-unit
（Not applicable to DC）
1. Other varieties are also available. Refer to "Other Specifications" (P.362).
2. Nut and washer are not attached. Please specify if required.
Notes
Product Line
15
25
1B
15 A
For tone
For vol.
For tone
For tone
For vol.
For vol.
1B
15 A
Packing Specifications
Tray
■Typical Specifications
Items Specifications
Total resistance tolerance
±20％
Maximum operating voltage
50V AC for AC only
Total rotational angle
300°±5°
Rotational torque
3 to 20mN・m
Operating life
15,000 cycles
Operating temperature range
−10℃ to ＋70℃
Length of the shaft
LM1（mm）
Number of packages （pcs.） Export package
measurements （mm）
1 case / Japan
1 case / export packing
15 1, 2 0 0 2,400
543×377×25020 to 22.5 1,000 2,000
25 or more 800 1, 6 0 0
Refer to P.362 for other specifications.
Refer to P.363 for ordering products not listed.
Refer to P.366 for soldering conditions.
361
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Dimensions Unit:mm
No.
1
2
3
4
Photo Style
PC board mounting hole dimensions
（Viewed from mounting side）
LM1
ø6
R1
4.5
60˚
(3.5)
(3.2)
2.6
2
10
6.25
(8.2)
13.5
(16.1)
6.7
14
0.7
Shaft shown in
full CCW position
R1
LM1
60˚
2
4.5
9.7 6.7
14
ø6
(8.2)
10
(3.5)
(3.2)
surface
Mounting Shaft shown in
full CCW position
60˚
13.5
16.1
6.7
14
0.7
6
8
11.1
(8)
7
(7.5)
22.5
15
4.5
ø6
6.25
10
2
2.6
(3.2)
(3.5)
M9G0.75
Shaft shown in
full CCW position
5
60˚
9.7 6.7
14
6
8
11.1
(8)
4.5
ø6
(3.5)
(7.5)
(3.2)
10
2
M9G0.75
surface
Mounting
Shaft shown in
full CCW position
5R
1
L1
LM1
Horizontal type without bushing
RK14K121
（For tone control）
RK14K12A
（For vol. control）
Vertical type without bushing
RK14K123
（For tone control）
RK14K12C
（For vol. control）
Horizontal type with bushing
RK14K122
（For tone control）
RK14K12B
（For vol. control）
Vertical type with bushing
RK14K124
（For tone control）
RK14K12D
（For vol. control）
LM125
R112
15
4.5
LM115 20
R14.5 7
25
12
L112.5 17.5
R17 12
20
LM120 25 27.5
12
25
32.5
12
14.3
2
2.1
3.3
4
8
12
7-ø1 hole
2
11
15.3
4
12
8
2.1
7-ø1 hole
12
8
4
3.3
2.1
2
14.3
7-ø1 hole
7-ø1 hole
8
12
4
15.3
11
2
2.1
RK14K／14mm Size Insulated Shaft Snap-in Type
362
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
In addition to the products listed, we can accommodate the follow specifications.
Total Resistance Variety
Total resistance（k Ω）
510 20 50 10 0
Resistance Taper
Tapped Types are Also Available
Shaft Variety
Resistance taper
15 A 1B 3B 15 C
RK14K12 （for audio volume control） is also available with tap.
Detail
dimensions
Unit:mm
Style
Without bushing With bushing
15
ー
20 25 30
ー ー ー
4.5 712 12
ー ー ー ー
LM1
L1
ℓ
1
LB
20
12 . 5
7
5
22.5
15
7
5
25
17. 5
12
5
2 7. 5
20
12
5
30
22.5
12
5
32.5
25
12
5
Detail dimensions
4.5
4.5
ø6
C0.5
LM1 =15 only application
1.5
R1
0.5
0.5
4.5
ø6
Terminal Layout / Circuit Diagram
For tone and for volume（15C）Without tap for volume With tap for volume
2
3
1
1
Dummy Dummy
1
1
2
2
3
3
23
1
23
3
1
4
4
2
1
1
2
2
3
3
4
412 3
2
3
1
Dummy
1
1
2
2
3
3
Refer to P.363 for ordering products not listed.
Marked are specifications recommended by Alps Alpine.
Note
14mm Size Insulated Shaft Snap-in Type / Other Specifications
Horizontal type Vertical typeVertical type
R1
LM
1
R1
LM
1
R1
L1
L
B
LM1
R1
L1
L
B
LM1
Horizontal type
363
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Length of the shaft LM1
（mm）
Length of the
shaft
100
90
80
70
60
50
40
30
20
10
0100908070605040302010
Rotation travel (%) Term."1" Term."3"
Output volt.across term.1-2
Input volt. across term. 1-3 G 100 (%)
B(1B)
V(vol.control)(3B)
J
J
A(15A)
100
90
80
70
60
50
40
30
20
10
0102030405060708090
Output volt.across term.2-3
Input volt. across term. 1-3
100
C(15C)
G 100 (%)
J
Rotation travel (%)
Term."1" Term."3"
J
When ordering product varieties that are not listed, specify referring to the examples below.
Sample Part Number
R K 1 4 K 1 2 4 0 F 2 5 C 0 B 1 0 3
Detent
Model type
Code
1
2
Model type
Horizontal type without bushing for tone
3Vertical type without bushing for tone
4Vertical type with bushing for tone
Horizontal type with bushing for tone
A
B
Horizontal type without bushing for vol.
CVertical type without bushing for vol.
DVertical type with bushing for vol.
Horizontal type with bushing for vol.
Shaft type
Code
F
Shaft type
Flat
＊Only available in flat format.
Code
15
Length of the
shaft
15
20 20
Code
25
30
25
30
22 22.5
27 2 7. 5
32
ー
32.5
ー
Total resistance
Code
C0
C1
Center detent
Without
With
Code
502
10 3
203
Total resistance
（k Ω）
5
10
20
Total resistance
（k Ω）
50
10 0
ー
Code
503
10 4
ー
Resistance taper
Code
A
B
Resistance taper
15 A
1B
Resistance taper
15 C
Code
C
3BV
B : For tone & general（Model type : 1, 2, 3, 4）
V : For vol.（Model type : A, B, C, D）
Marked are specifications recommended by Alps Alpine.
Note
14mm Size Insulated Shaft Snap-in Type / Ordering Products Not Listed
344
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
List of Varieties
Insulated Shaft Potentiometers
Type 9mm size 11mm size 12mm size 14mm size
Series
RK09K11
RK09D11
RK09K12 RK09Y11L RK11K RK12L12 RK14K
Single-unit Dual-unit Single-unit Single-unit Dual-unit Dual-unit
Photo
Terminal mounting
Vertical / Horizontal Horizontal Vertical / Horizontal
Bushing
Without With / Without Without With / Without
Operating temperature range
−10℃ to ＋70℃
Operating life
5,000 cycles 10,000 cycles 1,000,000 cycles 15,000 cycles
Available for automotive
use
ーーーーーー
Life cycle
Electrical
performance
Total resistance
（k Ω）
5, 10, 20, 50, 100, 200 10 5, 10, 20, 50, 100, 200
Resistance taper
15A, 1B, 3B, 15C B15A, 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
50V AC
20V DC
50V AC
for AC only
Gang error
ー−40dB to 0dB
3dB max. ー ー
Volume control
−40dB to 0dB 3dB max.
For tone control
within 2dB
at center
Insulation
resistance
10 0 MΩ min. 25 0 V D C 10 0 MΩ min.
500V DC 10 0 MΩ min. 25 0 V D C
Voltage proof
250V AC for 1minute 500V AC
f o r 1m i n u t e 3 0 0 V A C f o r 1m i n u t e
Center-taps
Without Without / With Without Without / With
（Volume control）
Mechanical
performance
Detent
Without, Center Without Without, Center Without
Without, Center
Stopper strength
0 . 3 N・m ー
Without bushing 0.5N・m
With bushing 0.6N・m
0 . 5 N・m 0 . 6 N・m
Push-pull strength
50N max. 30N max. 80N max.
Vibration
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
Shaft configuration
Flat type, Knob type,
Screwdriver type Flat type
Terminal style
Insertion
Page
345
3 6 4（ R K 0 9 D 1 1 7 ） 352 353
357
3 6 4（ R K12 L12 H 、
R K12 L12 7 ） 360
Insulated Shaft Potentiometers Soldering Conditions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 366
Potentiometers Cautions ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 418
Potentiometers Measurement and Test Methods ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 420
Potentiometers Resistance Taper ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 422
Note
● Indicates applicability to all products in the series.
366
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Reference for Manual Soldering
Reference for Dip Soldering
Series
Preheating Dip soldering
No. of solders
Soldering surface temperature
Heating time
Soldering temperature
Soldering time
RK12L 10 0 ℃ 1 min. max. 260℃ max. 5s max. 2 time max.
Series Tip temperature Soldering time No. of solders
RK09D, RK09K, RK09Y11L,
RK11K, RK12L, RK14K 350℃ max. 3s max. 1 time
Insulated Shaft Potentiometers
/
Soldering Conditions
