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Trimmer Potentiometers:

2,669 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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2859796

RoHS

Each
1+
€ 5.490
10+
€ 4.060
50+
€ 3.450
100+
€ 2.780
200+
€ 2.410
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
100kohm
Surface Mount
3Turns
ST-7 Series
250mW
± 20%
± 100ppm/°C
6 mm Square
SMD
6.4mm
6.1mm
3.4mm
-55°C
125°C
-
2980609

RoHS

Each
1+
€ 1.490
10+
€ 1.210
50+
€ 0.898
100+
€ 0.826
200+
€ 0.701
Min: 1 / Mult: 1
Single Turn
RuO2 Cermet
Top Adjust
500kohm
Surface Mount
1Turns
ST-4 Series
250mW
± 20%
± 100ppm/°C
Rectangular
SMD
5mm
4.5mm
2.3mm
-55°C
125°C
-
2980228

RoHS

Each
1+
€ 2.640
10+
€ 2.150
25+
€ 1.600
50+
€ 1.480
100+
€ 1.350
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
100kohm
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
-
2979019

RoHS

Each
1+
€ 1.810
5+
€ 1.520
10+
€ 1.360
25+
€ 1.200
50+
€ 1.040
More Pricing...
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Side Adjust
50kohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
-
9.6mm
4.8mm
9.6mm
-55°C
125°C
-
2980060

RoHS

Each
1+
€ 3.400
10+
€ 2.870
50+
€ 2.830
100+
€ 2.220
200+
€ 1.980
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
200ohm
Surface Mount
11Turns
SM-3 Series
125mW
± 20%
± 100ppm/°C
3.9 mm Square
SMD
3.9mm
3.2mm
3.9mm
-65°C
150°C
-
2979030

RoHS

Each
1+
€ 1.810
5+
€ 1.510
10+
€ 1.350
25+
€ 1.190
50+
€ 1.030
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
-
2978880

RoHS

Each
1+
€ 1.080
5+
€ 1.040
10+
€ 0.802
25+
€ 0.738
50+
€ 0.632
More Pricing...
Min: 1 / Mult: 1
Single Turn
RuO2 Cermet
Top Adjust
100kohm
Through Hole
1Turns
CT-6 Series
500mW
± 10%
± 100ppm/°C
7 mm Square
-
7mm
7mm
5.8mm
-55°C
120°C
-
2980236

RoHS

Each
1+
€ 3.100
10+
€ 2.490
25+
€ 1.840
50+
€ 1.690
100+
€ 1.440
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
500kohm
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
-
2979033

RoHS

Each
1+
€ 1.810
5+
€ 1.530
10+
€ 1.370
25+
€ 1.210
50+
€ 1.050
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+
€ 3.100
10+
€ 2.430
25+
€ 1.800
50+
€ 1.660
100+
€ 1.410
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+
€ 1.800
5+
€ 1.670
10+
€ 1.530
25+
€ 1.440
50+
€ 1.360
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+
€ 1.800
5+
€ 1.670
10+
€ 1.530
25+
€ 1.440
50+
€ 1.360
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+
€ 1.540
5+
€ 1.300
10+
€ 1.270
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
-
2979004

RoHS

Each
1+
€ 1.810
5+
€ 1.600
10+
€ 1.530
25+
€ 1.260
50+
€ 1.090
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+
€ 0.862
250+
€ 0.793
500+
€ 0.784
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
-
3128431RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
€ 1.440
250+
€ 1.320
500+
€ 1.240
1000+
€ 1.150
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
-
3128431

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
€ 2.250
50+
€ 1.590
100+
€ 1.440
250+
€ 1.320
500+
€ 1.240
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
-
3128436

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
€ 1.340
50+
€ 0.785
100+
€ 0.706
250+
€ 0.632
500+
€ 0.567
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
-
3128602

RoHS

Each
1+
€ 1.300
50+
€ 0.761
100+
€ 0.685
250+
€ 0.630
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+
€ 0.862
250+
€ 0.792
500+
€ 0.712
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
-
3128436RL

RoHS

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
€ 0.706
250+
€ 0.632
500+
€ 0.567
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
-
3128434

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
€ 1.220
50+
€ 1.030
100+
€ 0.862
250+
€ 0.793
500+
€ 0.784
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
-
3128384

RoHS

Each
1+
€ 0.571
10+
€ 0.455
50+
€ 0.396
100+
€ 0.337
200+
€ 0.313
More Pricing...
Min: 1 / Mult: 1
Single Turn
Carbon
Top Adjust
10kohm
Through Hole
1Turns
N-6 Series
100mW
± 30%
± 300ppm/°C
6 mm Square
-
6.4mm
8.7mm
5.2mm
-25°C
70°C
-
2328540

RoHS

Date/Lot Code

Each
1+
€ 1.300
5+
€ 1.250
10+
€ 0.967
20+
€ 0.938
40+
€ 0.803
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Side Adjust
2.2kohm
Through Hole
1Turns
3386 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
-
9.53mm
4.83mm
9.53mm
-55°C
125°C
-
2979029

RoHS

Each
1+
€ 1.810
5+
€ 1.520
10+
€ 1.360
25+
€ 1.200
50+
€ 1.040
Min: 1 / Mult: 1
Multi Turn
RuO2 Cermet
Top Adjust
500kohm
Through Hole
18Turns
CT-94 Series
500mW
± 10%
± 100ppm/°C
9 mm Square
-
9.6mm
4.8mm
9.6mm
-55°C
125°C
-
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