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 (INR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Resistance
Power Rating
Voltage Rating
Tolerance
Termination Style
Temperature Coefficient
Length
Width
Diameter
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Maximum Operating Temperature
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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