0.5ohm Through Hole Resistors:

22 Products Found

We offer a wide range of through hole resistors from many manufacturers, with resistance values from 0.005ohm to 500Gohm, and power ratings from 50mW to 5kW.

What materials are used in through hole resistors?

Resistors can be composed of a variety of materials. Most modern, commonly used through-hole resistors have a wirewound or film construction. A wirewound resistor has a length of resistive wire that is wound around a supporting element from one end to the other. Most film resistors are composed of a carbon, metal, or metal-oxide film. In these resistors, a thin film of conductive material is deposited onto the ceramic element and a helix is cut from one end of the element to the other. It is then covered by an insulating material.

Through hole resistor size

As opposed to SMD resistors , through-hole (THT) resistors are not standardised, and manufacturers may use slightly different measurements. THT resistors are also sized based on their power ratings and their type, e.g. carbon material, wire-wound, carbon film, and metal film. For example, the width of a common 1/2W resistor is 9.2mm, while the length of a smaller 1/4W resistor is 6.3mm. Make sure you check the manufacturer’s datasheet whenever you need to know a component’s exact size.

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1903704

RoHS

Each
1+
HK$1.860
50+
HK$1.150
100+
HK$0.783
250+
HK$0.595
500+
HK$0.531
More Pricing...
Min: 1 / Mult: 1
0.5ohm
MCKNP Series
1W
± 5%
Axial Leaded
-
Wirewound
± 400ppm/°C
Flame Proof
3.5mm
10mm
-
-
-
9504443

RoHS

Each
1+
HK$17.680
10+
HK$10.340
50+
HK$8.280
100+
HK$7.310
200+
HK$6.550
More Pricing...
Min: 1 / Mult: 1
0.5ohm
W22 Series
7W
± 5%
Axial Leaded
200V
Wirewound
± 75ppm/°C
High Stability, High Reliability
8mm
22mm
-
-55°C
350°C
1903897

RoHS

Each
1+
HK$5.330
10+
HK$3.880
50+
HK$1.700
100+
HK$1.620
200+
HK$1.530
More Pricing...
Min: 1 / Mult: 1
0.5ohm
MCKNP Series
5W
± 5%
Axial Leaded
-
Wirewound
± 400ppm/°C
Flame Proof
6.5mm
17.5mm
-
-
-
2820514

RoHS

Each
1+
HK$364.360
3+
HK$345.060
5+
HK$325.750
10+
HK$306.440
20+
HK$287.130
More Pricing...
Min: 1 / Mult: 1
0.5ohm
VPR221Z Series
8W
± 0.5%
TO-220
300V
Metal Foil
± 0.2ppm/°C
Ultra Precision
-
10.16mm
3.81mm
-55°C
150°C
9503560

RoHS

Each
1+
HK$19.320
50+
HK$11.180
100+
HK$10.440
250+
HK$10.240
500+
HK$10.030
More Pricing...
Min: 1 / Mult: 1
0.5ohm
W21 Series
3W
± 5%
Axial Leaded
100V
Wirewound
± 75ppm/°C
High Stability, High Reliability
5.6mm
12.7mm
-
-55°C
350°C
1903682

RoHS

Each
1+
HK$1.710
50+
HK$1.050
100+
HK$0.722
250+
HK$0.549
500+
HK$0.490
More Pricing...
Min: 1 / Mult: 1
0.5ohm
MCKNP Series
1W
± 5%
Axial Leaded
-
Wirewound
± 400ppm/°C
Flame Proof
5mm
12mm
-
-
-
1903820

RoHS

Each
1+
HK$2.060
10+
HK$1.670
50+
HK$1.270
100+
HK$1.120
200+
HK$0.999
More Pricing...
Min: 1 / Mult: 1
0.5ohm
MCKNP Series
3W
± 5%
Axial Leaded
500V
Wirewound
± 400ppm/°C
Flame Proof
5.5mm
13.5mm
-
-
-
1306670

RoHS

Each
1+
HK$35.270
3+
HK$24.060
5+
HK$16.960
10+
HK$16.360
Min: 1 / Mult: 1
0.5ohm
MC14 Series
1W
± 1%
Axial Leaded
-
Wirewound
± 90ppm/°C
General Purpose
3.8mm
11.1mm
-
-55°C
275°C
3755518

RoHS

Each
1+
HK$41.190
5+
HK$34.900
10+
HK$28.610
20+
HK$27.160
40+
HK$25.710
More Pricing...
Min: 1 / Mult: 1
0.5ohm
RS Series
5W
± 1%
Axial Leaded
-
Ceramic
± 90ppm/°C
Precision
25.4mm
7.92mm
-
-65°C
350°C
2448893

RoHS

Each
1+
HK$27.110
3+
HK$24.140
5+
HK$21.180
10+
HK$18.210
20+
HK$15.980
More Pricing...
Min: 1 / Mult: 1
0.5ohm
20 Series
5W
± 5%
Axial Leaded
330V
Wirewound
± 90ppm/°C
High Power
7mm
25.8mm
-
-
-
1612020

RoHS

Each
1+
HK$57.050
2+
HK$53.560
3+
HK$50.070
5+
HK$46.580
10+
HK$43.080
More Pricing...
Min: 1 / Mult: 1
0.5ohm
Kool-Pak MP900 Series
30W
± 1%
TO-220
250V
Thick Film
-20ppm/°C to +80ppm/°C
High Power
-
10.41mm
3.18mm
-55°C
150°C
2530877

RoHS

Each
1+
HK$66.590
3+
HK$64.700
5+
HK$62.810
10+
HK$60.920
20+
HK$59.310
More Pricing...
Min: 1 / Mult: 1
0.5ohm
AP101 Series
100W
± 5%
TO-247
700V
-
-
High Power
-
16.01mm
5.21mm
-65°C
175°C
2565601

RoHS

Each
1+
HK$323.170
2+
HK$304.950
3+
HK$285.680
5+
HK$266.550
10+
HK$248.480
More Pricing...
Min: 1 / Mult: 1
0.5ohm
USR 4-3425 Series
30W
± 1%
SIP
750V
Metal Foil
± 3ppm/K
High Power
-
34mm
4.5mm
-55°C
155°C
2820501

RoHS

Each
1+
HK$288.360
3+
HK$288.350
5+
HK$288.330
10+
HK$288.320
20+
HK$288.300
More Pricing...
Min: 1 / Mult: 1
0.5ohm
VPR221 Series
8W
± 1%
TO-220
300V
Metal Foil
± 2ppm/°C
Precision
-
10.16mm
3.81mm
-55°C
150°C
2565605

RoHS

Each
1+
HK$351.810
2+
HK$331.980
3+
HK$311.000
5+
HK$290.170
10+
HK$270.500
More Pricing...
Min: 1 / Mult: 1
0.5ohm
USR 4-4020 Series
30W
± 1%
SIP
750V
Metal Foil
± 3ppm/K
High Power
-
40mm
7mm
-55°C
155°C
2448964

RoHS

Each
1+
HK$25.730
10+
HK$19.980
100+
HK$17.020
500+
HK$13.490
1000+
HK$12.580
More Pricing...
Min: 1 / Mult: 1
0.5ohm
Ohmicone 40 Series
5W
± 1%
Axial Leaded
460V
Ceramic
± 90ppm/°C
High Power
8.7mm
23.8mm
-
-55°C
275°C
1158452

RoHS

Each
1+
HK$109.080
2+
HK$102.060
3+
HK$95.030
5+
HK$88.000
10+
HK$80.970
More Pricing...
Min: 1 / Mult: 1
0.5ohm
B20 Series
20W
± 10%
Axial Leaded
750V
Ceramic
± 400ppm/°C
High Power
11.11mm
50.8mm
-
-
-
2448946

RoHS

Each
1+
HK$27.870
10+
HK$15.130
100+
HK$11.760
500+
HK$10.610
1000+
HK$10.200
More Pricing...
Min: 1 / Mult: 1
0.5ohm
Ohmicone 40 Series
3W
± 1%
Axial Leaded
200V
Ceramic
± 90ppm/°C
High Power
5.6mm
15.1mm
-
-55°C
275°C
3218615

RoHS

Each
50+
HK$73.740
Min: 50 / Mult: 50
0.5ohm
Kool-Pak MP800 Series
50W
± 1%
TO-220
300V
-
-20ppm/°C to +80ppm/°C
High Power
-
10.41mm
3.18mm
-55°C
150°C
2448929

RoHS

Each
1+
HK$38.640
10+
HK$25.820
100+
HK$16.610
500+
HK$16.440
1000+
HK$15.460
More Pricing...
Min: 1 / Mult: 1
0.5ohm
Ohmicone 40 Series
1W
± 1%
Axial Leaded
150V
Ceramic
± 90ppm/°C
High Power
3.2mm
11.1mm
-
-55°C
275°C
1159074

RoHS

Each
1+
HK$27.870
10+
HK$15.130
100+
HK$11.760
500+
HK$10.610
1000+
HK$10.200
More Pricing...
Min: 1 / Mult: 1
0.5ohm
40 Series
3W
± 1%
Axial Leaded
200V
Ceramic
± 90ppm/°C
High Power
5.6mm
15.1mm
-
-55°C
275°C
4046247

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$18.010
50+
HK$9.290
100+
HK$8.470
250+
HK$7.450
500+
HK$6.850
More Pricing...
Min: 1 / Mult: 1
0.5ohm
WN Series
2W
± 1%
Axial Leaded
-
Wirewound
± 90ppm/°C
Precision
4.57mm
11.4mm
-
-55°C
150°C
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