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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Description Datasheet Availability Pricing (CLP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Resistance
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Temperature Coefficient
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Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 330 ohm 5%
Datasheet
386In Stock
Min.: 1
Mult.: 1
: 700

330 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 390 ohm 5% 7W Vitreous Enamel
Datasheet
840In Stock
1.400Expected 1/22/2027
Min.: 1
Mult.: 1
: 700

390 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 3.3K ohm 5%
Datasheet
1.132In Stock
Min.: 1
Mult.: 1
: 700

3.3 kOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole
Datasheet
622In Stock
Min.: 1
Mult.: 1
: 700

3.3 Ohms 7 W 200 V 1 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 3.3 ohm 5%
Datasheet
1.180In Stock
Min.: 1
Mult.: 1
: 700

3.3 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 47 ohm 5%
Datasheet
741In Stock
1.400Expected 11/30/2026
Min.: 1
Mult.: 1
: 700

47 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 4.7K ohm 5%
Datasheet
1.282In Stock
Min.: 1
Mult.: 1
: 700

4.7 kOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 4.7 ohm 5%
Datasheet
731In Stock
Min.: 1
Mult.: 1
: 700

4.7 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 510 ohm 5% 7W Vitreous Enamel
Datasheet
752In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

510 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape, MouseReel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole
Datasheet
156In Stock
700On Order
Min.: 1
Mult.: 1
: 700
51 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 56 ohm 5% 7W Vitreous Enamel
Datasheet
40In Stock
700Expected 1/1/2027
Min.: 1
Mult.: 1
: 700

56 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 5.6K ohm 5% 7W Vitreous Enamel
Datasheet
700In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

5.6 kOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape, MouseReel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 5.6 ohm 5% 7W Wirewound Resistor
Datasheet
607In Stock
700Expected 1/1/2027
Min.: 1
Mult.: 1
: 700

5.6 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 680 ohm 5%
Datasheet
73In Stock
Min.: 1
Mult.: 1
: 700

680 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 68 ohm 5%
Datasheet
733In Stock
Min.: 1
Mult.: 1
: 700

68 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7watt 6.8 ohm 5%
Datasheet
565In Stock
Min.: 1
Mult.: 1
: 700

6.8 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7.5K ohm 5% 7W Vitreous Enamel
Datasheet
216In Stock
Min.: 1
Mult.: 1
: 700

7.5 kOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 820 ohm 5% 7W Wirewound Resistor
Datasheet
1.319In Stock
Min.: 1
Mult.: 1
: 700

820 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 8.2 ohm 5% 7W Wirewound Resistor
Datasheet
1.066In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

8.2 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape, MouseReel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 91 ohm 5% 7W Vitreous Enamel
Datasheet
612In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

91 Ohms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape, MouseReel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 0.10 ohm 5%
Datasheet
397In Stock
700Expected 10/2/2026
Min.: 1
Mult.: 1
: 700

100 mOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 0.12 ohm 5% 7W Vitreous Enamel
Datasheet
527In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

120 mOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape, MouseReel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 0.22 ohm 5%
Datasheet
1.084In Stock
Min.: 1
Mult.: 1
: 700

220 mOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 0.33 ohm 5%
Datasheet
357In Stock
Min.: 1
Mult.: 1
: 700

330 mOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 350 C W20 Reel, Cut Tape
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 0.56 ohm 5% 7W Vitreous Enamel
Datasheet
387In Stock
Min.: 1
Mult.: 1
: 700

560 mOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel, Cut Tape