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 (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Resistance
Power Rating
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Tolerance
Termination Style
Temperature Coefficient
Length
Width
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Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 620 ohm 5% 3W Vitreous Enamel
Datasheet
975In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 62 ohm 5% 3W Vitreous Enamel
Datasheet
950In Stock
Min.: 1
Mult.: 1
Reel: 1.000

62 Ohms 3 W 100 V 5 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20 Ammo Pack
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 680 ohm 5%
Datasheet
24In Stock
750Expected 04/05/2026
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 6.8K ohm 5%
Datasheet
500In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 82 ohm 5% 3W Wirewound Resistor
Datasheet
782In Stock
1.000Expected 16/04/2026
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 0.10 ohm 5%
Datasheet
284In Stock
1.000Expected 11/05/2026
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 0.15 ohm 5%
Datasheet
1.141In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 0.18 ohm 5% 3W Vitreous Enamel
Datasheet
17In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 0.22 ohm 5%
Datasheet
1.225In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 0.33 ohm 5%
Datasheet
275In Stock
2.000On Order
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 0.47 ohm 5%
Datasheet
538In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 0.68 ohm 5%
Datasheet
1.170In Stock
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 0.33 ohm 5% 7W Wirewound Resistor
Datasheet
66In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 7Watt 10K ohm 5%
Datasheet
1.396In Stock
Min.: 1
Mult.: 1
Reel: 700

10 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 10 ohm 5%
Datasheet
1.294In Stock
Min.: 1
Mult.: 1
Reel: 700

10 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 120 ohm 5% 7W Vitreous Enamel
Datasheet
23In Stock
700Expected 28/04/2026
Min.: 1
Mult.: 1
Reel: 700

120 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 130 ohm 5% 7W Vitreous Enamel
Datasheet
448In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 180 ohm 5% 7W Vitreous Enamel
Datasheet
2In Stock
Min.: 1
Mult.: 1
Reel: 700

180 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 18K ohm 5% 7W Vitreous Enamel
Datasheet
443In Stock
Min.: 1
Mult.: 1
Reel: 700

18 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 7Watt 1K ohm 5%
Datasheet
1.292In Stock
2.100Expected 04/05/2026
Min.: 1
Mult.: 1
Reel: 700

1 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 1K ohm 5% 7W Wirewound Resistor
Datasheet
716In Stock
Min.: 1
Mult.: 1
Reel: 700

1 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 7Watt 1.0 ohm 5%
Datasheet
518In Stock
Min.: 1
Mult.: 1
Reel: 700

1 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 1.2 ohm 5% 7W Wirewound Resistor
Datasheet
133In Stock
Min.: 1
Mult.: 1
Reel: 700

1.2 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 1.5 ohm 5%
Datasheet
501In Stock
Min.: 1
Mult.: 1
Reel: 700

1.5 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 1.8 ohm 5% 7W Vitreous Enamel
Datasheet
700In Stock
Min.: 1
Mult.: 1
Reel: 700

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