Series 270
16mm Rotary Potentiometer
16mm Compact size
Versatile Mounting Styles
Single, Tandem, and Concentric Options
Power Switch Option
Panel Seal Available
Low Noise Output
Ordering Information
Terminal Mounting Shaft Shaft Dia. Resistance Resistance Switch Special
Series Taper
Style Style A Length L and Trim Code Tolerance Type Options
270/275 T 2 20 R 103 B 1 A 1
Code Spec. Code Type
Metal Shaft
T Solder lug
A None
A .125 Dia. round
*X PC
B Rotary
B .125 Dia. flatted
PC formed Metal Shaft
C Momentary
*U
C .125 Dia. slotted
to front
16 .500
D Push-pull
R .156 Dia. round
PC formed
20 .625
V
to rear
F .156 Dia. flatted
24 .750
S .156 Dia. slotted
* Series 275 required
28 .875
Code Spec.
G .187 Dia. round
32 1.000
1 Linear
H .187 Dia. flatted
Length Increment: 1/32
2 10% Audio
J .187 Dia. slotted
Molded Shaft
10% CCW
3
X .236 Dia. round
.500 Audio
16
L .236 Dia. flatted
(trim U & K only)
Brass Bushing .875 M .236 Dia. slotted
28
(trim V only)
Code Spec.
.236 Dia. split knurl
2 .250
N
Code Spec.
.984
(18 teeth)
A 10%
3 .375
32
1 Left locating lug
(trim W only)
P .250 Dia. round
B 20%
8 1.000
Left locating lug
D .250 Dia. flatted C 30%
2
3/8-32UNEF-2A
with 50% detent
Length Increment: 1/8
E .250 Dia. slotted
Right locating lug
3
Twist Tab Mount
.236 Dia. split knurl
with 50% detent
T
(24 teeth)
1 Twist tab Code Spec.
4 Right locating lug
Molded Shaft
Bracket Mount
501 500
5 No locating lug
.187 Dia. split knurl
0 Bracket
102 1 k
*U
(.500 shaft length)
252 2.5 k
.236 Dia. split knurl
**K
502 5 k
(.500 shaft length)
103 10 k
.187 Dia. flatted
*V
(.875 shaft length only)
253 25 k
.236 Dia. flatted
503 50 k
**W
(.984 shaft length only)
104 100 k
*Not available with switch
**With rotary switch only
www.ctscorp.com
2019-05-23 Rev. A Page 1 of 8
2019 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. Series 270
16mm Rotary Potentiometer
Electrical Specifications
Parameter Conditions & Remarks Min Max Unit
Linear 500 2 Meg
Resistance Range
5k 200k
Audio
Standard -30 +30 %
Resistance Tolerance Special -20 +20 %
Special -10 +10 %
@ 55C, resistances 100 k 0.25 watts
Power Rating
@ 55C, resistances >100 k 0.20 watts
Dielectric Strength 1 minute 750 VAC
Insulation Resistance 250 VDC 100 M
Maximum Operating Voltage 500 VDC
Effective Electrical Angle Without switch 300
of Rotation With switch 290
Mechanical and Environmental
Parameter Conditions & Remarks Min Max Unit
Operating Temperature Range -10 +70 C
Rotational Life 10,000 cycles
Without switch 300
Mechanical Angle
With switch 315
Rotational Torque 36 360 gf-cm
Stop Strength 5.76 kgf-cm
Push-Pull Strength of Shaft: 10 kg for 10 seconds
Soldering Condition: Maximum temperature of 260 for 5 seconds
Mounting Information: Bushing, twist tab, solder lug, snap-in PC bracket, PC terminal
Packaging: Standard cardboard box packaging
All testing is performed at room ambient conditions except as noted. Users should verify device actual performance in their specific applications.
This product is compliant to RoHS3 Directive 2015/863 Amendments of Annex II on 31 March 2015, and REACH SVHC Directive EC 1907/2006 Amendments of
Annex XIV & Annex XVII on 15 January 2018.
Custom and value-added options available on request. Please contact your sales representative for additional information.
Electrical and Mechanical Specifications
www.ctscorp.com
2019-05-23 Rev. A Page 2 of 8
2019 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test
equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.