Trimmer Potentiometers:

2,505 Products Found
We have a wide range of single-turn and multi-turn trimmers with panel mount, surface mount, or through-hole options.

How do you adjust a trimmer potentiometer?

A trimmer resistor is a resistor that can be adjusted or “trimmed” to an exact resistance by turning a screw. This type of resistor is often used in circuits because it allows for adjustments in circuit performance. The adjustment is made by using a tool, such as a screwdriver, to turn the dial or knob on the device.

Trimmers are normally manufactured as single-turn or multi-turn components and may be top-adjusted or side-adjusted. Multi-turn trimmers can be used with automated test equipment (ATE) and are also available with anti-rotation features that prevent the adjustment from being changed accidentally.

Trimmer resistors are usually used in applications where adjustments need to be made during production, or where the effect of manufacturing tolerances needs to be compensated for during the operational life of a product.

Types of trimmer resistors

Single-turn Trimmer Resistors have a screw that turns about 300 degrees in either direction to adjust the resistance value. This type of resistor has a resistance range of 10Ω - 10MΩ and can be adjusted in increments as fine as 0.01Ω. It can handle up to 2.75W of power.

Multiturn Trimmer Resistors work like single-turn trimmers, except they have multiple turns—usually five and an adjustment range of 10Ω -5 MΩ. They can also be adjusted in fine increments, but they can only handle 1W of power, making them less powerful than single-turn trimmers.

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2979033

RoHS

Each
1+
Rs.166.730
5+
Rs.146.940
10+
Rs.127.140
25+
Rs.123.410
50+
Rs.119.670
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Side Adjust
100kohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
-
9.6mm
4.8mm
9.6mm
-55°C
125°C
-
2980232

RoHS

Each
1+
Rs.291.760
10+
Rs.214.450
25+
Rs.209.950
50+
Rs.205.440
100+
Rs.200.930
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
2kohm
Surface Mount
5Turns
SM-43 Series
250mW
± 10%
± 100ppm/°C
5.1 mm Square
SMD
4.8mm
3.5mm
5.1mm
-65°C
150°C
-
2978992

RoHS

Each
1+
Rs.181.150
5+
Rs.153.360
10+
Rs.125.560
25+
Rs.118.770
50+
Rs.111.990
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Side Adjust
10kohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
-
9.6mm
9.6mm
4.8mm
-55°C
125°C
-
2979005

RoHS

Each
1+
Rs.186.260
5+
Rs.169.170
10+
Rs.152.070
25+
Rs.145.400
50+
Rs.138.730
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
20kohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
SIP
9.6mm
4.8mm
9.6mm
-55°C
125°C
-
2979018

RoHS

Each
1+
Rs.165.970
5+
Rs.150.730
10+
Rs.135.500
25+
Rs.129.560
50+
Rs.123.620
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Side Adjust
5kohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
-
9.6mm
4.8mm
9.6mm
-55°C
125°C
-
2979972

RoHS

Each
1+
Rs.308.430
10+
Rs.270.150
50+
Rs.227.120
100+
Rs.222.110
200+
Rs.208.890
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
100kohm
Surface Mount
5Turns
SM-31 Series
125mW
± 20%
± 100ppm/°C
3.9 mm Square
SMD
3.9mm
3.2mm
3.9mm
-65°C
150°C
-
2979004

RoHS

Each
1+
Rs.118.110
5+
Rs.103.850
10+
Rs.89.590
25+
Rs.87.080
50+
Rs.84.580
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
200ohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
SIP
9.6mm
4.8mm
9.6mm
-55°C
125°C
-
3128434RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.120.610
250+
Rs.108.550
500+
Rs.65.110
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
50kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128434

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
Rs.140.710
50+
Rs.130.660
100+
Rs.120.610
250+
Rs.108.550
500+
Rs.65.110
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
50kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128436RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.85.100
250+
Rs.75.610
500+
Rs.69.580
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
50kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 10%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128431RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.89.340
250+
Rs.81.520
500+
Rs.71.700
1000+
Rs.69.460
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
10kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128614

RoHS

Each
1+
Rs.63.430
50+
Rs.60.420
100+
Rs.57.400
250+
Rs.51.710
500+
Rs.50.700
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
1Mohm
Through Hole
1Turns
PTC-10 Series
330mW
± 20%
-500ppm/°C to +300ppm/°C
10 mm Round
-
10.3mm
-
6mm
-40°C
90°C
-
3128432

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
Rs.136.240
50+
Rs.127.310
100+
Rs.117.260
250+
Rs.105.530
500+
Rs.94.030
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
100kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128431

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
Rs.102.630
50+
Rs.95.480
100+
Rs.89.340
250+
Rs.81.520
500+
Rs.71.700
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
10kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128439RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.79.630
250+
Rs.70.690
500+
Rs.65.000
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
1Mohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 10%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128426RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.62.030
250+
Rs.57.160
500+
Rs.53.710
1000+
Rs.50.070
5000+
Rs.47.390
Min: 100 / Mult: 1
Single Turn
Carbon
Top Adjust
10kohm
Surface Mount
1Turns
PS-6 Series
100mW
± 30%
± 1500ppm/°C
6 mm Round
-
6.3mm
-
4.4mm
-40°C
85°C
-
3128612

RoHS

Each
1+
Rs.93.360
50+
Rs.77.620
100+
Rs.70.250
250+
Rs.62.320
500+
Rs.57.290
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
100kohm
Through Hole
1Turns
PTC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
-
6mm
-40°C
90°C
-
3128436

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
Rs.112.790
50+
Rs.94.140
100+
Rs.85.100
250+
Rs.75.610
500+
Rs.69.580
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
50kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 10%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128439

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
Rs.105.980
50+
Rs.88.110
100+
Rs.79.630
250+
Rs.70.690
500+
Rs.65.000
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
1Mohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 10%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
3128426

RoHS

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
Rs.83.170
50+
Rs.69.350
100+
Rs.62.030
250+
Rs.57.160
500+
Rs.53.710
More Pricing...
Min: 1 / Mult: 1
Single Turn
Carbon
Top Adjust
10kohm
Surface Mount
1Turns
PS-6 Series
100mW
± 30%
± 1500ppm/°C
6 mm Round
-
6.3mm
-
4.4mm
-40°C
85°C
-
3128602

RoHS

Each
1+
Rs.99.550
50+
Rs.74.710
100+
Rs.65.790
250+
Rs.61.970
500+
Rs.58.970
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
100kohm
Through Hole
1Turns
PTC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
-
6mm
-40°C
90°C
-
3128432RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.117.260
250+
Rs.105.530
500+
Rs.94.030
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
100kohm
Surface Mount
1Turns
PSC-10 Series
330mW
± 5%
± 100ppm/°C
10 mm Round
-
10.3mm
10.9mm
5.7mm
-40°C
90°C
-
4006831

RoHS

Each
1+
Rs.148.030
50+
Rs.129.530
100+
Rs.107.330
250+
Rs.96.220
500+
Rs.94.380
Min: 1 / Mult: 1
Single Turn
Carbon
Top Adjust
100kohm
Through Hole
1Turns
PT-10 Series
150mW
± 20%
± 300ppm/°C
10 mm Round
-
-
-
6mm
-25°C
70°C
-
4220901RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.236.350
250+
Rs.211.900
500+
Rs.195.600
1000+
Rs.189.570
Min: 100 / Mult: 1
Single Turn
Carbon
Side Adjust
10kohm
Surface Mount
1Turns
PS-10 Series
150mW
± 30%
± 1.5ppm/°C
10 mm Round
-
-
-
-
-40°C
85°C
-
4220898RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
Rs.200.910
250+
Rs.180.120
500+
Rs.166.270
1000+
Rs.161.130
Min: 100 / Mult: 1
Single Turn
Carbon
Side Adjust
5kohm
Surface Mount
1Turns
PS-10 Series
150mW
± 30%
± 1.5ppm/°C
10 mm Round
-
-
-
-
-40°C
85°C
-
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