345
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Compact type potentiometer with 9.8mm width is ideal for
designing high density sets
9mm Size Insulated Shaft Snap-in Type
RK09K
RK09D
Product Line
Refer to P.350 for other specifications.
Refer to P.351 for ordering products not listed.
Refer to P.366 for soldering conditions.
■Typical Specifications
Items Specifications
Total
resistance
tolerance
Single-unit
±20％
Dual-unit
±30％
Maximum
operating
voltage
Single-unit
50V AC, 20V DC
Dual-unit
50V AC for AC only
Total
rotational
angle
Single-unit
RK09K: 280°±5°
RK09D: 300°±5°
Dual-unit
280°±5°
Rotational torque
1 to 8mN・m
Operating life
Single-unit
5,000 cycles
Dual-unit
10,000 cycles
Operating temperature range
−10℃ to ＋70℃
Number of
resistor elements
Mounting
direction
Shaft
type
Length of the
shaft LM
1
（mm）
Center
detent
Total
resistance（k Ω）
Resistance
taper
Total
rotationangle
Collar
（Sleeve type）
Products No.
Minimum order unit （pcs.）
Japan Export
Drawing
No.
7
Single-unit
（20V DC）
Vertical type
Horizontal type
H＝6.5mm
Horizontal type
H ＝10 m m
Flat
Knob
Screw
driver
15
20
25
30
15
20
30
15
15
20
20
30
20
25
25
30
15
20
25
With
Without
Without
10
5
10
50
10
20
1B
15 A
1B
2 8 0 °± 5 °
3 0 0 °± 5 °
Without
With
RK09K113004U
RK09K1130AU2
RK09K1130A6S
RK09K1130AJ3
RK09K1130ACM
RK09K1130ACL
RK09K1130AAU
RK09K1130AH1
RK09K1130BM4
RK09K1130A8G
RK09K1130A5R
RK09K1130081
RK09K1130A70
RK09K1130AP5
RK09K1130AV7
RK09K1110A2S
RK09K1110AK4
RK09K1110AH8
RK09K1110B1V
RK09K1110A0J
RK09K11100E9
RK09K1110B1R
RK09K1110B26
RK09D1130C1B
RK09D1130C2P
RK09D1130A1L
RK09D1130A1N
RK09D1130C3W
RK09D1130C3C
RK09D113000F
RK09D1110C0R
1,000 2,000
2
8
1
5
6
4
3
Vertical type
Horizontal type H＝10mm
Flat
Flat
Knob With
With
Without
Without
5
10
5
10
20
5
10
50
50
50
10
10
15 A
1B
15 A
1B
With
Other varieties are also available. Refer to “Other Specifications” (P.350).
Note
346
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Dimensions
Single-shaft, single-unit
Product Line
Other varieties are also available. Refer to "Other Specifications" (P.350).
Note
Packing Specifications
Bulk
Clear Shaft
Number of
resistor elements
Mounting
direction
Shaft
type
Length of the
shaft LM
1
（mm）
Center
detent
Total
resistance（k Ω）
Resistance
taper
Total
rotationangle
Collar
（Sleeve type）
Products No.
Minimum order unit （pcs.）
Japan Export
Drawing
No.
Dual-unit
（50V AC）
20
2 8 0 °± 5 °
Without
With
Without
With
RK09K12C0A19
RK09K12C0A2S
RK09K12C0A4D
RK09K12C0A8P
RK09K12C0A8K
RK09K12A0A2K
RK09K12A0A6R
RK09K12A0B0W
1,000 2,000
10
12
9
11
Vertical type
Horizontal type
H＝6.5mm
Flat
15
20
30
25
30
15
Without
10
50
10
50
15 A
PC board mounting hole dimensions
（Viewed from mounting side）
No. Photo Style
Unit:mm
Horizontal type
RK09K111
1
LM1
ø6
4.5
6.5
（0.8）
3.8
（6.8）
5.9
2
2.4
5.5
50°
9.8
7.4
0.8
123
R1
Shaft shown in
full CCW position.
8.2
1.8
3.3
5
2.5
3-ø1 hole
2.1
Number of packages （pcs.） Export package
measurements （mm）
1 case / Japan 1 case / export packing
1,000 2,000 5 2 8 × 3 6 9 ×1 7 8
Single-unit
（20V DC） 2 8 0 °± 5 ° Without RK09K1130D62
1,000 2,000 7
Vertical type Knob 20 Without 10 1B
Number of
resistor elements
Mounting
direction
Shaft
type
Length of the
shaft LM
1
（mm）
Center
detent
Total
resistance（k Ω）
Resistance
taper
Total
rotationangle
Collar
（Sleeve type）
Products No.
Minimum order unit（pcs.）
Japan Export
Drawing
No.
ℓ16 7
LM115 20
Refer to P.350 for other specifications.
Refer to P.351 for ordering products not listed.
Refer to P.366 for soldering conditions.
9mm Size Insulated Shaft Snap-in Type
RK09K
RK09D
347
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
12
25
ø6
4.5
（5）
2.4
3.8
10
5.9
2
（6.8）
RK09D1110-RV08外形図.eps
RK09K/RK09D／9mm Size Insulated Shaft Snap-in Type
4
Vertical type
with collar
RK09D113
Dimensions
5
6
（6.8）（0.8）
40ﾟ
20
ø6
9.8
7.4
0.8
123
5.5
7
6.5
3.8
5.9
2
2.4
RK09K111-1-RV09
እᙧᅗ
.eps
Shaft shown in
full CCW position.
(1.6)
321
7.4
0.8
9.8
5.5
50°
LM1
10
（0.8）
3.8
（6.8）
5.9
2
2.4
R1
ø6
4.5
R176
2015LM1
Shaft shown in
full CCW position.
RK09K111-2-RD10
እᙧᅗ
.eps
Horizontal type
RK09K111
Horizontal type
RK09K111
Single-shaft, single-unit
3
Horizontal type
with collar
RK09D111
5.5
9.8
（0.8）
4.5
3.8
3.2
（6.8）
2
6
R11212
30252015
76
ø6
Shaft shown in
full CCW position.
Mounting Surface
R1
LM1
LM1
50°
21 3
2
Vertical type
RK09K113
20
ø6
4.5
10
7
3.8
（6.8）5
5.9
2
2.4
3.2 5.5
9.8
0.8
7.4
1.6
Shaft shown in
full CCW position.
60°
1 2 3
Unit:mm
PC board mounting hole dimensions
（Viewed from mounting side）
No. Photo Style
5
2.5
8.2
1.8
3.3
T＝1.6
2.1
3-ø1 hole
3
2
1
RK09K111-1-RV09寸法図.eps
5
2.5
8.2
1.8
3.3
2.1
3-ø1 hole
3
2
1
T＝1.6
RK09K111-2-RD10寸法図.eps
2.1
2.5
1.8
5
10.6
7
3-ø1 hole
8.2
1.8
3.3
5
2.5
3-ø1 hole
2.1
2.1
2.5
1.8
5
10.6
7
3-ø1 hole
5.5
9.8
Shaft shown in
full CCW position.
60°
（5）
4.5
3.8
3.2
（6.8）
2
6
ø6
Mounting surface
R1
LM1
1 2 3
ℓ17 1212
LM120 3025
348
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Dimensions
Single-shaft, single-unit
Terminal Layout / Circuit Diagram
Single-unit
3
2
1
213
12 3
7
8
Vertical type
RK09K113
31
9.8
5.5
2
40ﾟ
LM1
(0.8)
(6.8)
R1
ø6
776
302015LM1
3.8
3.2
2
6
R1
Mounting surface
(The edge of the frame)
RK09K113-1-RV11外形図.eps
Shaft shown in
full CCW position.
Vertical type
RK09K113
76
2015LM1
ℓ
1
ℓ1
LM1
9.8
12 3
3.2
3.8
（6.8）（0.8）
ø6
5.5
6
2
Mounting surface
（The edge of the frame）Shaft shown in
full CCW position.
40ﾟ
RK09113-2-RV12-外形図.EPS
Unit:mm
PC board mounting hole dimensions
（Viewed from mounting side）
No. Photo Style
9
10
（0.8）
6.5
3.8
2.4
2
3.2
ø6
4.5
（6.8）
9.8
50˚
0.8
7.4
5.5
Shaft shown in
full CCW position
R
1
LM1
（0.8）
4.5
ø6
3.8
3.2
（6.8）
2
6
5.5
9.8
50˚
Shaft shown in
full CCW position
R
1
LM1
Horizontal type
RK09K12A
Vertical type
RK09K12C
Dimensions
Single-shaft, dual-unit Unit:mm
PC board mounting hole dimensions
（Viewed from mounting side）
No. Photo Style
9mm Size Insulated Shaft Snap-in Type
RK09K
RK09D
1.8
5
8.2
2.5
5-ø1 hole
T＝1.6
2.5
3.3
2.1
2.1
7
5-ø1 hole
5
2.5
2.5
1.8
10.6
3-ø1 hole
7
2.1
2.5
1.8
5
10.6
RK09K113-1-RV11寸法図.eps
RK09113-2-RV12-寸法図.EPS
10.6
1.8
2.5
5
3–ø1 hole
2.1
7
15 20
6 7
30
12
LM
1
R
1
15 20
6 7
LM
1
R
1
Clear Shaft
349
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
11
12
Horizontal type
with collar
RK09K12A
Vertical type
with collar
RK09K12C
Terminal Layout / Circuit Diagram
Dual-unit
Tapers 15A, 1B, 3B
3
1 2
2
1
3
2
3
1
1
2
3
1
1
2
2
3
3
Tapers 15C
3
1
22
13
2
3
1
1
1
1
2
2
2
3
3
3
Dimensions
Single-shaft, dual-unit Unit:mm
PC board mounting hole dimensions
（Viewed from mounting side）
No. Photo Style
RK09K/RK09D／9mm Size Insulated Shaft Snap-in Type
2.1
7
5-ø1 hole
5
2.5
2.5
10.6
1.8
1.8
5
8.2
2.5
5-ø1 hole
2.5
3.3
2.1
25 30
12 12
LM
1
R
1
（5）
4.5
ø6
3.8
3.2
（6.8）
2
6
5.5
9.8
50˚
Shaft shown in
full CCW position
ℓ
1
LM1
（5）7
6.5
3.8
2.4
2
3.2
20
ø6
4.5
（6.8）
9.8
50˚
0.8
7.4
5.5
Shaft shown in
full CCW position
350
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
Marked are specifications recommended by Alps Alpine.
In addition to the products listed, we can accommodate the follow specifications.
Total Resistance Variety
Total resistance （k Ω）
510 20 50 10 0 200
Resistance Taper
Shaft Variety
Resistance taper
15 A 1B 3B 15 C
Single-unit
Dual-unit
Black
Gray
（15, 20, 25）
Black
（30）
Black
Gray
（20, 25）
Black
（30）
Black
Number of
resistor elements Style Shaft type Shaft
color
Knob variety Detail dimensions
LM1LM1
Mounting surface
Horizontal type Vertical type
Knob type （φ6）
ø6
40 Teeth Serrated
Shaft shown at
center position
R1
Screw-driver adjustment type
ø6
40 Teeth Serrated
Shaft shown at
center position
R1
Flat type
ø6
4.5
50˚
R1
Flat type
ø6
4.5
60˚
Shaft shown in full CCW position
R1
Flat type
4.5
50˚
Shaft shown in full CCW position
ø6
R
1
Flat type
ø6
4.5
60˚
Shaft shown in full CCW position
R1
Flat type
4.5
50˚
R1
ø6
Shaft shown in full CCW position
Flat type
4.5
50˚
R1
ø6
Shaft shown in CCW position
Mounting surface
LM1
LM1
With collar
LM1LM1
Mounting surface
Horizontal type Vertical type
Mounting surface
LM1
LM1With collar
LM
1
R
1
15
6
20
7
25
7
30
7
LM
1
R
1
15
6
20
7
25
12
30
12
LM
1
R
1
15
6
20
7
25
12
30
12
LM
1
R
1
20
7
25
12
30
12
LM
1
R
1
20
7
25
12
30
12
LM
1
R
1
15
6
20
7
25
12
30
12
LM
1
R
1
20
7
25
12
30
12
LM
1
R
1
9.5
—
15
6
20
7
Unit:mm
Note
9mm Size Insulated Shaft Snap-in Type / Other Specifications
351
Rotary
Potentiometers
Slide
Potentiometers
Metal
Shaft
Insulated
Shaft
Knob
Operating
Through
Shaft Type
Ring
Type
When ordering product varieties that are not listed in the Product Line, please specify by referring to
the below example.
Sample Part Number
R K 0 9 K 1 1 3 0 F 2 0 C 0 B 1 0 3
Detent
Code
C0
C1
Center detent
Without
With
Model type
Code
K 111
K 113
Model type
280°single-unit horizontal type H＝6.5
D111 300°single-unit horizontal type H＝10
D113 300°single-unit vertical type
K12 A 280°dual-unit horizontal type H＝6.5
K12 C 280°dual-unit vertical type
280°single-unit vertical type
Shaft type
Code
F
Shaft type
Flat
Code
X
ー
Shaft type
Screw driver
ー
KKnob
Length of the shaft LM1
（mm）
Code
15
Length of the
shaft
15
20 20
Code
25
30
Length of the
shaft
25
30
＊All RK09D types are single-ganged.
＊
For other horizontal type mount height requirements, please indicate
separately.
＊20, 25 and 30 are the only available RK09D types.
＊9.5, 15 and 20 are the only available models in the Screwdriver shape.
＊All RK09D and RK09K12 types are only available in flat format.
9mm Size Insulated Shaft Snap-in Type / Ordering Products Not Listed
Total resistance
Code
502
10 3
203
Total resistance
（k Ω）
5
10
20
Total resistance
（k Ω）
50
10 0
Code
503
10 4
200204
1. RK09D comes with a collar.
2. The recommended specification for RK09K does not include a collar. For collar requirements please indicate separately.
3. Marked are specifications recommended by Alps Alpine.
4. Please inquire for details on shaft varieties for the RK09K12 type (280°, Dual-unit).
Notes
Resistance taper
Code
A
B
Resistance taper
15 A
1B
Resistance taper
15 C
Code
C
3BV
B: For tone & general
V: For vol.
＊ 1B is a recommended specification for single-unit.
＊ 3B is a recommended specification for dual-unit.
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
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 mi n . 2 5 0 V D C 10 0 MΩ mi n .
500V DC 10 0 MΩ mi n . 25 0 V D C
Voltage proof
250V AC for 1minute 500V AC
f o r 1mi 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