Adjustable Resistors

pAdjustable resistors, also known as potentiometers, allow a degree of control over the resistance within a circuit. This gives them an advantage over other types of a href="https://uk.rs-online.com/web/c/passive-components/fixed-resistors/through-hole-fixed-resistors/" title="https://uk.rs-online.com/web/c/passive-components/fixed-resistors/through-hole-fixed-resistors/"fixed resistor/a, depending on your needs. /p pbr/p pThey are composed of a fixed resistive element, and a slider that is able to pass along the element. This is what changes the resistance of the circuit, and it is usually controlled externally./p pbr/p pstrongWhat are adjustable resistors used for?/strong/p pAdjustable resistors are most commonly used for volume control in TV and radio. They can also be used as part of a light dimmer, to indirectly affect the level of light./p pbr/p pstrongTypes of adjustable resistor/strong/p pAdjustable resistors largely vary based on material:/p ul liWirewound adjustable resistors use a coil of resistance wire, and offer the highest performance./li liCermet adjustable resistors are composed of ceramic and metal. They can withstand high temperatures, and are often used in trimmer resistors./li liCarbon composition adjustable resistors are some of the most common types used, as they are a good all-purpose resistor./li liConductive plastic adjustable resistors use conductive plastic ink, and have a low noise output./li /ul

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Description Price Resistance Tolerance Power Rating Temperature Coefficient Termination Style Package/Case Technology Mounting Style Case Style Series Dimensions Diameter Length Maximum Operating Temperature
RS Stock No. 788-7643
Mfr. Part No.RSSD20117A2R20KB15
BrandVishay
SGD35.54
Each
units
2.2 Ω ±10% 100W - Radial BA25 Wire Wound Flange Mount Vitreous Enamel RSSD 22 (Dia.) x 117mm 22mm 117mm +450°C
RS Stock No. 788-7750
Mfr. Part No.RSSD25168A1R00KB06
BrandVishay
SGD91.96
Each
units
1 Ω 10% 200W - Radial BA25 Wire Wound Bolt On Vitreous Enamel RSSD 27 (Dia.) x 168mm 27mm 168mm +450°C
RS Stock No. 788-7788
Mfr. Part No.RSSD30250A3300JB06
BrandVishay
SGD102.92
Each
units
330 Ω 5% 280W - Radial BA25 Wire Wound Bolt On Vitreous Enamel RSSD 32 (Dia.) x 250mm 32mm 250mm +450°C
RS Stock No. 893-0928
Mfr. Part No.E300K8R0E
BrandOhmite
SGD43.34
Each
units
8 Ω ±10% 300W ±400ppm/°C - - - Bolt On, Bracket Vitreous Enamel E300 28.58 x 215.9mm 28.58mm 215.9mm +400°C
RS Stock No. 891-8561
Mfr. Part No.D50K1R0E
BrandOhmite
SGD23.65
Each
units
1 Ω ±10% 50W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D50 14.3 x 101.6mm 14.3mm 101.6mm +350°C
RS Stock No. 788-7734
Mfr. Part No.RSSD20117A10R0JB15
BrandVishay
SGD47.75
Each
units
10 Ω 5% 100W - Radial BA25 Wire Wound Flange Mount Vitreous Enamel RSSD 22 (Dia.) x 117mm 22mm 117mm +450°C
RS Stock No. 788-7775
Mfr. Part No.RSSD25168A47R0JB06
BrandVishay
SGD70.08
Each
units
47 Ω 5% 200W - Radial BA25 Wire Wound Bolt On Vitreous Enamel RSSD 27 (Dia.) x 168mm 27mm 168mm +450°C
RS Stock No. 893-3481
Mfr. Part No.D50K150E
BrandOhmite
SGD20.21
Each
units
150 Ω ±10% 50W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D50 14.3 x 101.6mm 14.3mm 101.6mm +350°C
RS Stock No. 892-1163
Mfr. Part No.E300K5R0E
BrandOhmite
SGD43.34
Each
units
5 Ω ±10% 300W ±400ppm/°C - - - Bolt On, Bracket Vitreous Enamel E300 28.58 x 215.9mm 28.58mm 215.9mm +400°C
RS Stock No. 892-4761
Mfr. Part No.D12K100E
BrandOhmite
SGD16.94
Each
units
100 Ω ±10% 12W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D12 7.94 x 44.4mm 7.94mm 44.4mm +350°C
RS Stock No. 788-7738
Mfr. Part No.RSSD20117A1R00KB15
BrandVishay
SGD50.53
Each
units
1 Ω 10% 100W - Radial BA25 Wire Wound Flange Mount Vitreous Enamel RSSD 22 (Dia.) x 117mm 22mm 117mm +450°C
RS Stock No. 892-4856
Mfr. Part No.D225K5R0E
BrandOhmite
SGD55.40
Each
units
5 Ω ±10% 225W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D225 28.6 x 266.7mm 28.6mm 266.7mm +350°C
RS Stock No. 892-8347
Mfr. Part No.D50K750E
BrandOhmite
SGD24.13
Each
units
750 Ω ±10% 50W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D50 14.3 x 101.6mm 14.3mm 101.6mm +350°C
RS Stock No. 893-0921
Mfr. Part No.E300K4R0E
BrandOhmite
SGD45.02
Each
units
4 Ω ±10% 300W ±400ppm/°C - - - Bolt On, Bracket Vitreous Enamel E300 28.58 x 215.9mm 28.58mm 215.9mm +400°C
RS Stock No. 788-7772
Mfr. Part No.RSSD30250A1000JB06
BrandVishay
SGD93.23
Each
units
100 Ω 5% 280W - Radial BA25 Wire Wound Bolt On Vitreous Enamel RSSD 32 (Dia.) x 250mm 32mm 250mm +450°C
RS Stock No. 893-0918
Mfr. Part No.E300K2R0E
BrandOhmite
SGD45.02
Each
units
2 Ω ±10% 300W ±400ppm/°C - - - Bolt On, Bracket Vitreous Enamel E300 28.58 x 215.9mm 28.58mm 215.9mm +400°C
RS Stock No. 892-4796
Mfr. Part No.D12K5K0E
BrandOhmite
SGD18.48
Each
units
5 kΩ ±10% 12W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D12 7.94 x 44.4mm 7.94mm 44.4mm +350°C
RS Stock No. 892-4844
Mfr. Part No.D225K500E
BrandOhmite
SGD41.64
Each
units
500 Ω ±10% 225W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D225 28.6 x 266.7mm 28.6mm 266.7mm +350°C
RS Stock No. 893-0906
Mfr. Part No.E300K1R0E
BrandOhmite
SGD48.07
Each
units
1 Ω ±10% 300W ±400ppm/°C - - - Bolt On, Bracket Vitreous Enamel E300 28.58 x 215.9mm 28.58mm 215.9mm +400°C
RS Stock No. 892-5749
Mfr. Part No.D12K10KE
BrandOhmite
SGD15.728
Each (In a Pack of 25)
units
10 kΩ ±10% 12W ±260ppm/°C - - - Bolt On, Bracket Vitreous Enamel D12 7.94 x 44.4mm 7.94mm 44.4mm +350°C
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