300ohm Through Hole Resistors:

35 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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9341684

RoHS

Each
10+
HK$0.618
100+
HK$0.449
500+
HK$0.198
1000+
HK$0.175
2500+
HK$0.153
More Pricing...
Min: 10 / Mult: 10
300ohm
MF25 Series
250mW
± 1%
Axial Leaded
250V
Metal Film
± 50ppm/°C
Precision
2.5mm
6.8mm
-
-55°C
155°C
-
1099878

RoHS

Each
10+
HK$2.610
100+
HK$1.630
500+
HK$1.320
1000+
HK$1.140
2500+
HK$1.010
More Pricing...
Min: 10 / Mult: 10
300ohm
MFR Series
500mW
± 1%
Axial Leaded
250V
Metal Film
± 50ppm/°C
High Reliability
2.5mm
6.2mm
-
-55°C
155°C
-
3229893

RoHS

Each
10+
HK$4.050
100+
HK$2.760
500+
HK$2.190
1000+
HK$2.100
2000+
HK$1.870
More Pricing...
Min: 10 / Mult: 10
300ohm
ROX Series
5W
± 5%
Axial Leaded
500V
Metal Oxide
± 350ppm/°C
Flame Proof
6.5mm
17.5mm
-
-55°C
155°C
-
4555553

RoHS

Each (Supplied on Cut Tape)
Cut Tape
1+
HK$0.822
10+
HK$0.206
100+
HK$0.165
500+
HK$0.148
1000+
HK$0.140
More Pricing...
Min: 1 / Mult: 1
300ohm
MFR Series
250mW
± 1%
Axial Leaded
250V
Metal Film
± 50ppm/°C
General Purpose
2.4mm
6.3mm
-
-55°C
155°C
AEC-Q200
9342982

RoHS

Each
5+
HK$0.557
50+
HK$0.496
250+
HK$0.235
500+
HK$0.179
1000+
HK$0.169
More Pricing...
Min: 5 / Mult: 5
300ohm
MF12 Series
125mW
± 1%
Axial Leaded
200V
Metal Film
± 50ppm/°C
Precision
1.85mm
3.5mm
-
-55°C
155°C
-
2401739

RoHS

Each
10+
HK$0.549
100+
HK$0.399
500+
HK$0.175
1000+
HK$0.156
2500+
HK$0.135
More Pricing...
Min: 10 / Mult: 10
300ohm
MCMF Series
600mW
± 1%
Axial Leaded
250V
Metal Film
± 50ppm/°C
General Purpose
2.5mm
6.8mm
-
-55°C
155°C
-
9340351

RoHS

Each
1+
HK$0.973
50+
HK$0.708
100+
HK$0.599
250+
HK$0.411
500+
HK$0.311
More Pricing...
Min: 1 / Mult: 1
300ohm
MF50 Series
500mW
± 1%
Axial Leaded
350V
Metal Film
± 50ppm/°C
Precision
3.5mm
10mm
-
-55°C
155°C
-
3619396

RoHS

Each (Supplied on Cut Tape)
Cut Tape
5+
HK$2.500
50+
HK$1.190
250+
HK$0.803
500+
HK$0.692
1000+
HK$0.577
Min: 5 / Mult: 5
300ohm
-
1W
± 2%
Axial Leaded
500V
Metal Oxide
± 200ppm/°C
High Surge
4.5mm
11.5mm
-
-55°C
235°C
-
1903836

RoHS

Each
1+
HK$8.640
10+
HK$5.310
50+
HK$2.770
100+
HK$2.480
200+
HK$2.130
More Pricing...
Min: 1 / Mult: 1
300ohm
MCKNP Series
3W
± 5%
Axial Leaded
500V
Wirewound
± 300ppm/°C
Flame Proof
5.5mm
13.5mm
-
-
-
-
3546983

RoHS

Each
1+
HK$2.720
50+
HK$1.990
100+
HK$1.880
250+
HK$1.750
500+
HK$1.620
More Pricing...
Min: 1 / Mult: 1
300ohm
MBB Series
600mW
± 1%
Axial Leaded
350V
Metal Film
± 50ppm/K
General Purpose
2.5mm
6.5mm
-
-55°C
155°C
AEC-Q200
9467122

RoHS

Each
10+
HK$1.180
100+
HK$0.773
500+
HK$0.596
1000+
HK$0.513
2500+
HK$0.458
More Pricing...
Min: 10 / Mult: 10
300ohm
MRS25 Series
600mW
± 1%
Axial Leaded
350V
Metal Film
± 50ppm/°C
General Purpose
2.5mm
6.5mm
-
-55°C
155°C
-
9503927

RoHS

Each
1+
HK$15.870
50+
HK$7.760
100+
HK$7.260
250+
HK$6.480
500+
HK$5.690
More Pricing...
Min: 1 / Mult: 1
300ohm
W20 Series
3W
± 5%
Axial Leaded
100V
Wirewound
± 75ppm/°C
High Stability, High Reliability
5.6mm
12.7mm
-
-55°C
350°C
-
2330100

RoHS

Each
10+
HK$0.236
100+
HK$0.202
500+
HK$0.185
2500+
HK$0.143
6000+
HK$0.139
More Pricing...
Min: 10 / Mult: 10
300ohm
LR Series
600mW
± 1%
Axial Leaded
350V
Metal Film
± 50ppm/°C
General Purpose
2.3mm
6.2mm
-
-55°C
155°C
-
9504850

RoHS

Each
1+
HK$21.870
10+
HK$13.490
50+
HK$11.100
100+
HK$9.460
200+
HK$8.230
More Pricing...
Min: 1 / Mult: 1
300ohm
W22 Series
7W
± 5%
Axial Leaded
200V
Wirewound
± 75ppm/°C
High Stability, High Reliability
8mm
22mm
-
-55°C
350°C
-
2329916

RoHS

Each
10+
HK$0.262
100+
HK$0.229
500+
HK$0.190
2500+
HK$0.171
6000+
HK$0.157
More Pricing...
Min: 10 / Mult: 10
300ohm
LR Series
250mW
± 1%
Axial Leaded
200V
Metal Film
± 100ppm/°C
General Purpose
2mm
3.5mm
-
-55°C
155°C
-
3650060

RoHS

Each
10+
HK$0.189
100+
HK$0.153
500+
HK$0.116
1000+
HK$0.103
2500+
HK$0.092
More Pricing...
Min: 10 / Mult: 10
300ohm
-
250mW
± 2%
Axial Leaded
250V
Metal Film
± 200ppm/°C
General Purpose
2.5mm
6.8mm
-
-55°C
155°C
-
3230093

RoHS

Each
1+
HK$9.320
10+
HK$6.900
96+
HK$5.970
256+
HK$5.800
Min: 1 / Mult: 1
300ohm
ROX Series
8W
± 5%
Axial Leaded
750V
Metal Oxide
± 350ppm/°C
Flame Proof
8.5mm
41mm
-
-55°C
155°C
-
3230189

RoHS

Each
1+
HK$10.200
50+
HK$8.580
100+
HK$7.570
250+
HK$6.560
1000+
HK$6.370
Min: 1 / Mult: 1
300ohm
ROX Series
9W
± 5%
Axial Leaded
750V
Metal Oxide
± 350ppm/°C
Flame Proof
8.5mm
54mm
-
-55°C
155°C
-
3541840

RoHS

Each
5+
HK$2.470
50+
HK$1.180
250+
HK$0.888
500+
HK$0.757
1000+
HK$0.658
More Pricing...
Min: 5 / Mult: 5
300ohm
MOS Series
2W
± 5%
Axial Leaded
350V
Metal Oxide
± 300ppm/K
Flame Proof
4mm
12mm
-
-55°C
200°C
-
3546866

RoHS

Each
1+
HK$2.550
50+
HK$1.880
100+
HK$1.760
250+
HK$1.680
500+
HK$1.600
More Pricing...
Min: 1 / Mult: 1
300ohm
MBA Series
400mW
± 1%
Axial Leaded
200V
Metal Film
± 50ppm/K
General Purpose
1.6mm
3.6mm
-
-55°C
155°C
AEC-Q200
3541965

RoHS

Each
1+
HK$7.900
10+
HK$4.910
50+
HK$3.950
100+
HK$3.730
200+
HK$3.390
More Pricing...
Min: 1 / Mult: 1
300ohm
MOS Series
5W
± 5%
Axial Leaded
500V
Metal Oxide
± 300ppm/K
Flame Proof
9mm
24.5mm
-
-55°C
200°C
-
3546820

RoHS

Each (Cut from Ammo Pack)
1+
HK$6.150
10+
HK$4.530
50+
HK$4.000
100+
HK$3.460
200+
HK$3.400
Min: 1 / Mult: 1
300ohm
AC Series
5W
± 5%
Axial Leaded
39V
Wirewound
+140, -80ppm/°C
High Power
7.5mm
18mm
-
-55°C
250°C
-
3235395

RoHS

Each
1+
HK$8.360
10+
HK$7.100
50+
HK$5.540
100+
HK$4.820
200+
HK$4.340
More Pricing...
Min: 1 / Mult: 1
300ohm
AC-AT Series
5W
± 5%
Axial Leaded
-
Wirewound
-10ppm/K to -80ppm/K
High Power
7.5mm
18mm
-
-55°C
250°C
AEC-Q200
3229992

RoHS

Each
1+
HK$10.650
50+
HK$9.320
100+
HK$7.720
250+
HK$6.920
500+
HK$6.390
More Pricing...
Min: 1 / Mult: 1
300ohm
ROX Series
7W
± 5%
Axial Leaded
750V
Metal Oxide
± 350ppm/°C
Flame Proof
8.5mm
32mm
-
-55°C
155°C
-
3229785

RoHS

Each
10+
HK$0.690
100+
HK$0.311
1000+
HK$0.215
5000+
HK$0.200
Min: 10 / Mult: 10
300ohm
ROX Series
500mW
± 5%
Axial Leaded
250V
Metal Oxide
± 350ppm/°C
Flame Proof
2.5mm
7.5mm
-
-55°C
155°C
-
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