Trimmer Potentiometers:

46 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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9608931

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Date/Lot Code

Each
1+
£2.24
5+
£2.07
10+
£1.89
25+
£1.75
50+
£1.60
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Through Hole
18Turns
43 Series
750mW
± 10%
± 100ppm/°C
3/4 Inch Rectangular
-
19mm
4.8mm
6.4mm
-55°C
125°C
MIL-R-22097
2328596

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Date/Lot Code

Each
1+
£0.75
10+
£0.58
25+
£0.56
50+
£0.54
100+
£0.53
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Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Through Hole
1Turns
3362 Series
500mW
± 10%
± 100ppm/°C
1/4 Inch Square
-
6.6mm
6.99mm
4.88mm
-55°C
125°C
-
2328578

RoHS

Date/Lot Code

Each
1+
£1.36
5+
£1.16
10+
£0.96
20+
£0.91
40+
£0.86
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Side Adjust
20ohm
Through Hole
1Turns
3386 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
-
9.53mm
4.83mm
9.53mm
-55°C
125°C
-
9352686

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Date/Lot Code

Each
1+
£2.87
5+
£2.65
10+
£2.42
20+
£2.26
40+
£2.11
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Min: 1 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Through Hole
12Turns
3266 Series
250mW
± 10%
± 100ppm/°C
1/4 Inch Square
-
6.71mm
4.5mm
7.24mm
-55°C
150°C
-
2328613

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Date/Lot Code

Each
1+
£1.47
5+
£1.32
10+
£1.16
20+
£1.11
40+
£1.07
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Min: 1 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Through Hole
15Turns
3006 Series
750mW
± 10%
± 100ppm/°C
3/4 Inch Rectangular
-
19.05mm
4.83mm
6.35mm
-55°C
125°C
-
9354107

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Date/Lot Code

Each
1+
£2.58
5+
£2.52
10+
£2.08
20+
£1.87
40+
£1.62
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Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Through Hole
1Turns
3329 Series
500mW
± 10%
± 100ppm/°C
1/4 Inch Round
-
-
-
4.57mm
-55°C
150°C
-
9353550

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Each
1+
£1.68
5+
£1.51
10+
£1.34
20+
£1.23
40+
£1.22
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Min: 1 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Through Hole
25Turns
3296 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
-
9.53mm
4.83mm
10.3mm
-55°C
150°C
-
9353216

RoHS

Each
1+
£1.68
5+
£1.56
10+
£1.43
20+
£1.35
40+
£1.27
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Through Hole
25Turns
3296 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
SIP
9.53mm
4.83mm
10.3mm
-55°C
150°C
-
2328555

RoHS

Each
1+
£1.30
5+
£1.13
10+
£0.96
20+
£0.88
40+
£0.81
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Through Hole
1Turns
3386 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
-
9.53mm
9.53mm
4.83mm
-55°C
125°C
-
9353399

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Date/Lot Code

Each
1+
£2.03
5+
£1.73
10+
£1.42
20+
£1.34
40+
£1.27
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Through Hole
25Turns
3296 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
SIP
9.53mm
4.83mm
10.3mm
-55°C
150°C
-
2328468

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
£1.30
10+
£1.10
50+
£1.01
100+
£0.93
200+
£0.88
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Surface Mount
1Turns
3314 Series
250mW
± 20%
± 100ppm/°C
4 mm Square
SMD
4.5mm
4.5mm
2.55mm
-55°C
125°C
-
2328490

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Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
£1.30
10+
£1.10
50+
£1.01
100+
£0.93
200+
£0.84
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Surface Mount
1Turns
3314 Series
250mW
± 20%
± 100ppm/°C
4 mm Square
SMD
4.5mm
4.5mm
2.55mm
-55°C
125°C
-
2328461

RoHS

Each
1+
£2.73
5+
£2.54
10+
£2.34
20+
£2.15
40+
£1.91
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Through Hole
12Turns
3266 Series
250mW
± 10%
± 100ppm/°C
1/4 Inch Square
-
6.71mm
4.5mm
7.24mm
-55°C
125°C
-
2329363

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
£3.39
10+
£2.61
50+
£2.11
100+
£1.89
200+
£1.69
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Surface Mount
12Turns
3224 Series
250mW
± 10%
± 100ppm/°C
4 mm Square
SMD
4.8mm
4.6mm
3.9mm
-65°C
150°C
-
9353739

RoHS

Date/Lot Code

Each
1+
£2.38
5+
£2.19
10+
£2.00
20+
£1.86
40+
£1.72
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Through Hole
25Turns
3299 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
SIP
9.53mm
6.1mm
10.3mm
-55°C
125°C
-
2329363RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£1.89
200+
£1.69
500+
£1.66
Min: 100 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Surface Mount
12Turns
3224 Series
250mW
± 10%
± 100ppm/°C
4 mm Square
SMD
4.8mm
4.6mm
3.9mm
-65°C
150°C
-
2328468RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£0.93
200+
£0.88
500+
£0.84
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Surface Mount
1Turns
3314 Series
250mW
± 20%
± 100ppm/°C
4 mm Square
SMD
4.5mm
4.5mm
2.55mm
-55°C
125°C
-
2328490RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
100+
£0.93
200+
£0.84
500+
£0.75
Min: 100 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Surface Mount
1Turns
3314 Series
250mW
± 20%
± 100ppm/°C
4 mm Square
SMD
4.5mm
4.5mm
2.55mm
-55°C
125°C
-
4645377

RoHS

Date/Lot Code

Each
1+
£1.59
10+
£1.20
50+
£1.16
100+
£1.11
200+
£0.98
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Through Hole
23Turns
T93 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
-
9.7mm
5mm
9.8mm
-55°C
125°C
-
2813822

RoHS

Date/Lot Code

Each
40+
£6.09
100+
£5.78
Min: 40 / Mult: 40
Multi Turn
Cermet
Side Adjust
20ohm
Through Hole
22Turns
3059 Series
1W
± 10%
± 100ppm/°C
1-1/4 Inch Rectangular
-
31.75mm
4.83mm
8mm
-55°C
150°C
-
2329344

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
£3.25
5+
£3.00
10+
£2.74
25+
£2.51
50+
£2.29
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Surface Mount
12Turns
3224 Series
250mW
± 10%
± 100ppm/°C
4 mm Square
SMD
4.8mm
3.5mm
5.1mm
-65°C
150°C
-
2329309

RoHS

Date/Lot Code

Each
1+
£2.44
5+
£2.32
10+
£2.25
20+
£2.02
40+
£1.80
More Pricing...
Min: 1 / Mult: 1
Multi Turn
Cermet
Side Adjust
20ohm
Through Hole
25Turns
3299 Series
500mW
± 10%
± 100ppm/°C
3/8 Inch Square
-
9.53mm
10.03mm
6.1mm
-55°C
125°C
-
2709472

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
£1.02
50+
£0.86
100+
£0.72
250+
£0.68
500+
£0.64
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Surface Mount
1Turns
PVG3 Series
250mW
± 20%
± 150ppm/°C
3 mm Square
SMD
3.6mm
3.4mm
2mm
-55°C
125°C
-
2328508

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Cut Tape
Packaging Options
1+
£1.30
10+
£1.10
50+
£1.01
100+
£0.93
200+
£0.87
More Pricing...
Min: 1 / Mult: 1
Single Turn
Cermet
Top Adjust
20ohm
Surface Mount
1Turns
3314 Series
250mW
± 20%
± 100ppm/°C
4 mm Square
SMD
4.5mm
4.5mm
2.55mm
-55°C
125°C
-
2329344RL

RoHS

Date/Lot Code

Each (Supplied on Cut Tape)
Re-Reel
Packaging Options
50+
£2.29
200+
£2.06
Min: 100 / Mult: 1
Multi Turn
Cermet
Top Adjust
20ohm
Surface Mount
12Turns
3224 Series
250mW
± 10%
± 100ppm/°C
4 mm Square
SMD
4.8mm
3.5mm
5.1mm
-65°C
150°C
-
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