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Insulated Shaft Potentiometer
14mm Size Insulated Shaft Snap-in Type
RK14K Series
A 14mm width potentiometer for audio, visual, electronic musical instruments and various applications.
Typical Specifications
Items Total resistance tolerance Total rotational angle Rotational torque Operating life Operating temperature range
3
Rotary Potentiometers Specifications
20 300 5
Slide Potentiometers
20mN m
15,000cycles 10 70
Product Line
Number of resistor elements Mounting Bushing direction Shaft type Length of the shaft LM1 mm
15 1B 25 Without 20 15A 25 Vertical type With Dual-unit Not applicable to DC 32.5 10 Flat 27.5 50 Without 15 Without 25 Horizontal type With 22.5 Without 50 10 With 20 1B 50 10 15A 50 For vol. RK14K12B0A0R 1,000 RK14K1220A25 RK14K12B0A0E 3 1B 15A For tone RK14K1220024 800 RK14K1210A1B RK14K1220A0F 10 1,200 RK14K12A0A3C 1 15A For vol. RK14K12D0A18 RK14K12D0A1X 800 RK14K1240A4S 20 25 27.5 With 50 100 10 1B 100 For tone RK14K1240D04 4 For vol. 800 1,000 RK14K12C0A0T RK14K1240062 RK14K1240036 Without 1,000 RK14K12C0A1S 10 For tone 800 RK14K1230A0X 2
Center detent
Total Minimum Resistance Application order unit resistance taper pcs. k
1,200
Metal Shaft Products No.
RK14K1230A2X
Drawing No.
Insulated Shaft Knob Operating
Notes
1. Products other than those listed in above products are also available. Please contact us for details. 2. Nut and washer are not attached. Please specify if required.
Refer to P.383 for product varieties.
381
Insulated Shaft Potentiometer
14mm Size Insulated Shaft Snap-in Type RK14K Series
Dimensions
No. Rotary Potentiometers Slide Potentiometers Photo Horizontal type without bushing RK14K121 For tone control RK14K12A For vol. control
LM1 R1 15 4.5 25 12 Shaft shown in full CCW position 3.3 14 R1 6.7 14.3 4.5 o6
Unit:mm
Style PC board mounting hole dimensions Viewed from mounting side
LM1 (8.2)
60
1
(3.5) 10
2
2 2.6 6.25
(3.2)
0.7 13.5 (16.1)
2.1
Metal Shaft Insulated Shaft Knob Operating 2
Vertical type without bushing RK14K123 For tone control RK14K12C For vol. control
LM1 R1
15 4.5
20 7
25 12
LM1 (8.2) R1
60
14 6.7
15.3 2
9.7
11 2.1
4.5 o6
10 2
(3.2) (3.5)
4 8 Mounting surface Shaft shown in full CCW position 12
Horizontal type with bushing RK14K122 For tone control RK14K12B For vol. control
22.5 (7.5) 5 15 7
60
Shaft shown in full CCW position 14 8 6 6.7 3.3
11.1 (8)
4.5 o6
14.3
3
10
M9G0.75 2 2.6 6.25 (3.5) (3.2) 0.7 13.5 16.1
2
2.1
Vertical type with bushing RK14K124 For tone control RK14K12D For vol. control
LM1 L1 R1
20 7
25 12
27.5 32.5 20 12 LM1 25 12 Shaft shown in full CCW position
12.5 17.5
60
L1 R1 4.5 o6 11.1 (8)
(7.5) 5
14 8 6
15.3 2
6.7
10 2
4
9.7
11 2.1
M9G0.75 (3.2) (3.5)
4 8 12
Mounting surface
382
4 8 12 7-o1 holes 7-o1 holes
4 8 12 7-o1 holes 7-o1 holes
14mm Size Insulated Shaft Snap-in Type Potentiometer
Product Varieties
In addition to the recommended products, the following specifications can also be accommodated.
Total Resistance Variety
Total resistance k
5 10 20 50 100
Rotary Potentiometers Slide Potentiometers
Resistance Taper
Resistance taper
15A 1B 3B 15C
Tapped Types are Also Available
RK14K12 for audio volume control is also available with tap.
Shaft Variety
Without bushing Horizontal type
LM1
Unit:mm
With bushing Horizontal type
LM1 L1 LB
Vertical type
LM1
Vertical type
LM1 L1 LB
Metal Shaft Insulated Shaft Knob Operating
Style
R1
R1
R1
R1
LM1 L1 R1 LB
15 ___ 4.5 ___
20 ___ 7 ___
4.5
25 ___ 12 ___
30 ___ 12 ___
20 12.5 7 5
22.5 15 7 5
25 17.5 12 5
R1 0.5 1.5
27.5 20 12 5
30 22.5 12 5
32.5 25 12 5
Detail dimensions
Knob dimensions
C0.5
4.5
o6
LM1 =15 only application
Terminal Layout/Circuit Diagram
Without tap for volume
3 3
With tap for volume
3 22 3
For tone and for volume 15C
3 3
2
2
4
4
2
0.5
4.5 2 1
1 11 11
Dummy
12233 1
Dummy
4 1 22 3 34 1
112233
o6 Dummy
Note
marked are specifications recommended by ALPS.
Refer to P.384, 502 for resistance taper.
383
14mm Size Insulated Shaft Snap-in Type Potentiometer
Orders Other Than Recommended Products
When ordering product varieties that are not listed in the Product Line, please specify by referring to the below example.
Sample Part Number
Rotary Potentiometers Slide Potentiometers
RK14K1240
Model type
Code 1 2 3 4 A B C
Model type Horizontal type without bushing for tone Horizontal type with bushing for tone Vertical type without bushing for tone Vertical type with bushing for tone Horizontal type without bushing for vol. Horizontal type with bushing for vol. Vertical type without bushing for vol. Vertical type with bushing for vol.
F25
C0
B103
Metal Shaft Insulated Shaft Knob Operating
D
Shaft type
Code F
Shaft type Flat
Only available in flat format. Length of the shaft LM1
Code 15 20 22 27
Length of the shaft 15 20 22.5 27.5
mm
shaft 25 30 32.5
Code Length of the
25 30 32
Detent
Code C0 C1
Center detent Without With
Resistance taper
J
G 100 (%)
Code A B
80 70 60 50 40 30
V (v ol. co B nt ro (1B l)( 3B ) )
Output volt.across term.2-3 100 (%) Input volt. across term. 1-3 G
Resistance taper
15A 1B
Code C V
Resistance taper
15C 3B
90
J
A) 15 A(
100
100 90 80 70 60 50 40 30 20 10 100 90 80 70 60 50 40 30 20 10 0
C(1 5C )
Output volt.across term.1-2
B: For tone & general Model type : 1, 2, 3, 4 V: For vol. Model type : A, B, C, D
Input volt. across term. 1-3
20 10 0 10
20
30
40
50
60
70
80
90 100
Term."1"
Rotation travel (%)
J
Term."3"
Term."1"
Rotation travel (%)
J
Term."3"
Total resistance
Code 502 103 203 Total resistance
k
5 10 20
Code 503 104
Total resistance
k
50 100
Note
marked are specifications recommended by ALPS.
384
Insulated Shaft Potentiometers
List of Varieties
Type
9mm Size Insulated Shaft Snap-in RK09K11 RK09D11 Single-unit 11mm Size Insulated Shaft Snap-in RK11K11 Single-unit 12mmSize Insulated Shaft Snap-in RK12L12 14mm Size Insulated Shaft Snap-in RK14K12 9mm Size Insulated shaft Long-life RK09Y11L Single-unit
Model Items
RK09K12 Dual-unit
Rotary Potentiometers Slide Potentiometers
Dual-unit
Photo
Bushing Total resistance tolerance Maximum operating voltage Insulation resistance Voltage proof
Without 20 50V AC 20V DC 100M 30 50V AC For AC only min. 250V DC
With/Without
Without
With/Without
Without 30 50V AC 5V DC
20 50V AC 20V DC 100M min. 500V DC 500V AC for 1minute 50V AC For AC only 100M min. 250V DC
Electrical performanceElectrical Mechanical performance Environmental performance
250V AC for 1minute
300V AC for 1minute Volume control 40dB to 0dB 3dB max. For tone control within 2dB at center
250V AC for 1minute
Metal Shaft Insulated Shaft Knob Operating
Gang error
40dB to 0dB 3dB max. Without bushing 0.5N m With bushing 0.6N m
Stopper strength Strength of the actuator Push-pull strength Vibration Manual soldering Dip Soldering Cold Dry heat Damp heat Page
0.3N m
0.5N m
0.6N m
50N max.
80N max.
30N 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 350 max. 3s max. 260 max. 5s max. 30 70 2 for 96h 40 368 2 , 90 2 for 96h 70 2 for 240h 95% RH for 96h 374 378 381 70 2 for 96h 30 2 for 240h 70 2 for 240h 40 , 90 95% RH for 240h 385
Resistance to soldering heat
367

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