Wirewound Resistors – Mouser Singapore

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W20 Wirewound Resistors

Welwyn / TT Electronics W20 Wirewound Resistors are CECC approved and offer high stability and reliability. Suitable for harsh environments, Welwyn / TT Electronics W20 Resistors have an impervious lead-free vitreous enamel coating. In addition, these resistors feature high-power dissipation for their size and overload characteristics ideal for protection circuits.

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Part #

Wirewound Resistors - Through Hole 43 ohm 5% 3W Vitreous Enamel

W21-43RJI
Welwyn Components / TT Electronics
1: $2.87
700In Stock

Mfr. Part No.
W21-43RJI

Mouser Part No
756-W21-43RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 43 ohm 5% 3W Vitreous Enamel

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Datasheet

700In Stock

$2.87

$1.80

$1.31

$1.25

$1.17

Reel

$0.756

Min.: 1
Mult.: 1

: 1,000

43 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 47 ohm 5%

W21-47RJI
Welwyn Components / TT Electronics
1: $3.07
1,320In Stock

Mfr. Part No.
W21-47RJI

Mouser Part No
756-W21-47RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 47 ohm 5%

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Datasheet

1,320In Stock

$3.07

$2.00

$1.39

$1.21

Reel

$0.77

View

Min.: 1
Mult.: 1

: 1,000

47 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 4.7K ohm 5%

W21-4K7JI
Welwyn Components / TT Electronics
1: $4.20
153In Stock
1,000Expected 15/9/2026

Mfr. Part No.
W21-4K7JI

Mouser Part No
756-W21-4K7JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 4.7K ohm 5%

Learn More

Datasheet

153In Stock

1,000Expected 15/9/2026

$4.20

$2.48

$2.14

$1.77

View

Reel

$1.12

Min.: 1
Mult.: 1

: 1,000

4.7 kOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 4.7 ohm 5%

W21-4R7JI
Welwyn Components / TT Electronics
1: $2.49
114In Stock
4,000On Order

Mfr. Part No.
W21-4R7JI

Mouser Part No
756-W21-4R7JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 4.7 ohm 5%

Learn More

Datasheet

114In Stock

4,000On Order

$2.49

$1.89

$1.54

$1.37

View

Reel

$0.756

Min.: 1
Mult.: 1

: 1,000

4.7 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 5.6K ohm 5% 3W Vitreous Enamel

W21-5K6JI
Welwyn Components / TT Electronics
1: $6.16
1,393In Stock

Mfr. Part No.
W21-5K6JI

Mouser Part No
756-W21-5K6JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 5.6K ohm 5% 3W Vitreous Enamel

Learn More

Datasheet

1,393In Stock

$6.16

$3.82

$2.98

$2.84

Reel

$1.20

View

Min.: 1
Mult.: 1

: 1,000

5.6 kOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 5.6 ohm 5% 3W Vitreous Enamel

W21-5R6JI
Welwyn Components / TT Electronics
1: $3.73
1,512In Stock

Mfr. Part No.
W21-5R6JI

Mouser Part No
756-W21-5R6JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 5.6 ohm 5% 3W Vitreous Enamel

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Datasheet

1,512In Stock

$3.73

$2.33

$1.67

$1.62

Reel

$1.16

View

Min.: 1
Mult.: 1

: 1,000

5.6 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 620 ohm 5% 3W Vitreous Enamel

W21-620RJI
Welwyn Components / TT Electronics
1: $3.07
878In Stock

Mfr. Part No.
W21-620RJI

Mouser Part No
756-W21-620RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 620 ohm 5% 3W Vitreous Enamel

Learn More

Datasheet

878In Stock

$3.07

$2.00

$1.59

$1.55

$1.19

Reel

$0.756

Min.: 1
Mult.: 1

: 1,000

620 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 680 ohm 5%

W21-680RJI
Welwyn Components / TT Electronics
1: $4.12
1,492In Stock

Mfr. Part No.
W21-680RJI

Mouser Part No
756-W21-680RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 680 ohm 5%

Learn More

Datasheet

1,492In Stock

$4.12

$2.56

$2.01

$1.90

Reel

$0.777

View

Min.: 1
Mult.: 1

: 1,000

680 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 68 ohm 5%

W21-68RJI
Welwyn Components / TT Electronics
1: $3.89
1,395In Stock

Mfr. Part No.
W21-68RJI

Mouser Part No
756-W21-68RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 68 ohm 5%

Learn More

Datasheet

1,395In Stock

$3.89

$2.42

$1.66

$1.62

Reel

$0.77

View

Min.: 1
Mult.: 1

: 1,000

68 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 6.8K ohm 5%

W21-6K8JI
Welwyn Components / TT Electronics
1: $3.88
117In Stock
1,000Expected 1/12/2026

Mfr. Part No.
W21-6K8JI

Mouser Part No
756-W21-6K8JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 6.8K ohm 5%

Learn More

Datasheet

117In Stock

1,000Expected 1/12/2026

$3.88

$2.64

$2.03

$1.90

Reel

$1.12

View

Min.: 1
Mult.: 1

: 1,000

6.8 kOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 750 ohm 5% 3W Vitreous Enamel

W21-750RJI
Welwyn Components / TT Electronics
1: $4.37
99In Stock

Mfr. Part No.
W21-750RJI

Mouser Part No
756-W21-750RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 750 ohm 5% 3W Vitreous Enamel

Learn More

Datasheet

99In Stock

$4.37

$2.69

$2.15

$2.01

Reel

$0.817

View

Min.: 1
Mult.: 1

: 1,000

750 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 82 ohm 5% 3W Wirewound Resistor

W21-82RJI
Welwyn Components / TT Electronics
1: $4.26
1,362In Stock

Mfr. Part No.
W21-82RJI

Mouser Part No
756-W21-82RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 82 ohm 5% 3W Wirewound Resistor

Learn More

Datasheet

1,362In Stock

$4.26

$2.77

$2.31

$2.26

Reel

$0.857

View

Min.: 1
Mult.: 1

: 1,000

82 Ohms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 0.10 ohm 5%

W21-R10JI
Welwyn Components / TT Electronics
1: $2.91
1,385In Stock

Mfr. Part No.
W21-R10JI

Mouser Part No
756-W21-R10JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 0.10 ohm 5%

Learn More

Datasheet

1,385In Stock

$2.91

$1.78

$1.40

$1.21

Reel

$0.904

View

Min.: 1
Mult.: 1

: 1,000

100 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 0.15 ohm 5%

W21-R15JI
Welwyn Components / TT Electronics
1: $2.96
31In Stock
3,000On Order

Mfr. Part No.
W21-R15JI

Mouser Part No
756-W21-R15JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 0.15 ohm 5%

Learn More

Datasheet

31In Stock

3,000On Order

$2.96

$1.81

$1.67

$1.31

Reel

$0.96

View

Min.: 1
Mult.: 1

: 1,000

150 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 0.18 ohm 5% 3W Vitreous Enamel

W21-R18JI
Welwyn Components / TT Electronics
1: $2.90
995In Stock

Mfr. Part No.
W21-R18JI

Mouser Part No
756-W21-R18JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 0.18 ohm 5% 3W Vitreous Enamel

Learn More

Datasheet

995In Stock

$2.90

$1.77

$1.62

$1.29

Reel

$0.851

View

Min.: 1
Mult.: 1

: 1,000

180 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 200 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 0.22 ohm 5%

W21-R22JI
Welwyn Components / TT Electronics
1: $2.91
965In Stock
1,000Expected 17/9/2026

Mfr. Part No.
W21-R22JI

Mouser Part No
756-W21-R22JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 0.22 ohm 5%

Learn More

Datasheet

965In Stock

1,000Expected 17/9/2026

$2.91

$1.78

$1.63

$1.16

Reel

$0.904

View

Min.: 1
Mult.: 1

: 1,000

220 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 0.33 ohm 5%

W21-R33JI
Welwyn Components / TT Electronics
1: $2.90
885In Stock

Mfr. Part No.
W21-R33JI

Mouser Part No
756-W21-R33JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 0.33 ohm 5%

Learn More

Datasheet

885In Stock

$2.90

$1.77

$1.62

$1.29

Reel

$0.895

View

Min.: 1
Mult.: 1

: 1,000

330 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 0.47 ohm 5%

W21-R47JI
Welwyn Components / TT Electronics
1: $2.91
1,102In Stock

Mfr. Part No.
W21-R47JI

Mouser Part No
756-W21-R47JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 0.47 ohm 5%

Learn More

Datasheet

1,102In Stock

$2.91

$1.78

$1.63

$1.29

Reel

$0.944

View

Min.: 1
Mult.: 1

: 1,000

470 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 3Watt 0.68 ohm 5%

W21-R68JI
Welwyn Components / TT Electronics
1: $2.91
556In Stock

Mfr. Part No.
W21-R68JI

Mouser Part No
756-W21-R68JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 3Watt 0.68 ohm 5%

Learn More

Datasheet

556In Stock

$2.91

$1.78

$1.63

$1.16

Reel

$0.904

View

Min.: 1
Mult.: 1

: 1,000

680 mOhms

3 W

100 V

5 %

Axial

75 PPM / C

12.7 mm

5.6 mm

- 55 C

+ 350 C

W20

Ammo Pack

Wirewound Resistors - Through Hole 0.33 ohm 5% 7W Wirewound Resistor

W22-0R33JI
Welwyn Components / TT Electronics
1: $4.38
48In Stock
700On Order

Mfr. Part No.
W22-0R33JI

Mouser Part No
756-W22-0R33JI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 0.33 ohm 5% 7W Wirewound Resistor

Learn More

Datasheet

48In Stock

700On Order

Cut Tape

$4.38

$2.61

$2.31

$1.90

Reel

$1.52

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

330 mOhms

7 W

200 V

5 %

Axial

75 PPM / C

22 mm

8 mm

- 55 C

+ 200 C

W20

Reel, Cut Tape, MouseReel

Wirewound Resistors - Through Hole 7Watt 10K ohm 5%

W22-10KJI
Welwyn Components / TT Electronics
1: $4.69
242In Stock
2,100Expected 29/9/2026

Mfr. Part No.
W22-10KJI

Mouser Part No
756-W22-10KJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 7Watt 10K ohm 5%

Learn More

Datasheet

242In Stock

2,100Expected 29/9/2026

Cut Tape

$4.69

$2.98

$2.39

$2.28

Reel

$1.34

$1.31

Min.: 1
Mult.: 1

: 700

10 kOhms

7 W

200 V

5 %

Axial

75 PPM / C

22 mm

8 mm

- 55 C

+ 350 C

W20

Reel, Cut Tape

Wirewound Resistors - Through Hole 120 ohm 5% 7W Vitreous Enamel

W22-120RJI
Welwyn Components / TT Electronics
1: $3.52
1,582In Stock
2,100Expected 12/1/2027

Mfr. Part No.
W22-120RJI

Mouser Part No
756-W22-120RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 120 ohm 5% 7W Vitreous Enamel

Learn More

Datasheet

1,582In Stock

2,100Expected 12/1/2027

Cut Tape

$3.52

$2.39

$2.07

$1.70

Reel

$1.13

View

Min.: 1
Mult.: 1

: 700

120 Ohms

7 W

200 V

5 %

Axial

75 PPM / C

22 mm

8 mm

- 55 C

+ 200 C

W20

Reel, Cut Tape

Wirewound Resistors - Through Hole 130 ohm 5% 7W Vitreous Enamel

W22-130RJI
Welwyn Components / TT Electronics
1: $4.03
385In Stock

Mfr. Part No.
W22-130RJI

Mouser Part No
756-W22-130RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 130 ohm 5% 7W Vitreous Enamel

Learn More

Datasheet

385In Stock

Cut Tape

$4.03

$2.53

$1.99

$1.90

Reel

$1.25

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

130 Ohms

7 W

200 V

5 %

Axial

75 PPM / C

22 mm

8 mm

- 55 C

+ 200 C

W20

Reel, Cut Tape, MouseReel

Wirewound Resistors - Through Hole 7Watt 150 ohm 5%

W22-150RJI
Welwyn Components / TT Electronics
1: $3.52
1,804In Stock
700Expected 1/9/2026

Mfr. Part No.
W22-150RJI

Mouser Part No
756-W22-150RJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 7Watt 150 ohm 5%

Learn More

Datasheet

1,804In Stock

700Expected 1/9/2026

Cut Tape

$3.52

$2.08

$1.80

$1.48

Reel

$1.18

View

Min.: 1
Mult.: 1

: 700

150 Ohms

7 W

200 V

5 %

Axial

75 PPM / C

22 mm

8 mm

- 55 C

+ 350 C

W20

Reel, Cut Tape

Wirewound Resistors - Through Hole 15K ohm 5% 7W Wirewound Resistor

W22-15KJI
Welwyn Components / TT Electronics
1: $5.20
600In Stock

Mfr. Part No.
W22-15KJI

Mouser Part No
756-W22-15KJI

Welwyn Components / TT Electronics

Wirewound Resistors - Through Hole 15K ohm 5% 7W Wirewound Resistor

Learn More

Datasheet

600In Stock

Cut Tape

$5.20

$3.21

$2.88

$2.41

Reel

$1.74

View

MouseReel Available

Min.: 1
Mult.: 1

: 700

15 kOhms

7 W

200 V

5 %

Axial

75 PPM / C

22 mm

8 mm

- 55 C

+ 200 C

W20

Reel, Cut Tape, MouseReel

W20 Wirewound Resistors

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100 mOhms
120 mOhms
150 mOhms
180 mOhms
200 mOhms
220 mOhms
270 mOhms
330 mOhms
390 mOhms
470 mOhms
500 mOhms
510 mOhms
560 mOhms
680 mOhms
820 mOhms
1 Ohms
1.2 Ohms
1.5 Ohms
1.8 Ohms
2 Ohms