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.

Results: 337
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (GBP) 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
Minimum Operating Temperature
Maximum Operating Temperature
Series
Packaging
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 0.51 ohm 5% 3W Wirewound Resistor
Datasheet
996In Stock
Min.: 1
Mult.: 1

510 mOhms 3 W 100 V 5 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20 Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 0.5 ohm 5% 3W Wirewound Resistor
Datasheet
1,000In Stock
Min.: 1
Mult.: 1

500 mOhms 3 W 100 V 5 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20 Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 100 ohm 5%
Datasheet
150In Stock
3,000On Order
Min.: 1
Mult.: 1
: 1,000

100 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 10 ohm 5%
Datasheet
1,087In Stock
1,000Expected 31/08/2026
Min.: 1
Mult.: 1
: 1,000

10 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 120 ohm 5% 3W Wirewound Resistor
Datasheet
800In Stock
1,000Expected 03/09/2026
Min.: 1
Mult.: 1
: 1,000

120 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 130 ohm 5% 3W Vitreous Enamel
Datasheet
1,000In Stock
Min.: 1
Mult.: 1
: 1,000

130 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 150 ohm 5%
Datasheet
1,164In Stock
Min.: 1
Mult.: 1
: 1,000

150 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 15 ohm 5%
Datasheet
1,193In Stock
Min.: 1
Mult.: 1
: 1,000

15 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 180 ohm 1% 3W Vitreous Enamel
Datasheet
898In Stock
Min.: 1
Mult.: 1
: 1,000

180 Ohms 3 W 100 V 1 % 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 18 ohm 5% 3W Vitreous Enamel
Datasheet
705In Stock
Min.: 1
Mult.: 1
: 1,000

18 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 1K ohm 5%
Datasheet
1,286In Stock
4,000Expected 22/12/2026
Min.: 1
Mult.: 1
: 1,000

1 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 3Watt 1.5K ohm 5%
Datasheet
945In Stock
Min.: 1
Mult.: 1
: 1,000

1.5 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 3Watt 1.0 ohm 5%
Datasheet
2,025In Stock
Min.: 1
Mult.: 1
: 1,000

1 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 1.5 ohm 5%
Datasheet
349In Stock
Min.: 1
Mult.: 1
: 1,000

1.5 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 1.8 ohm 5% 3W Vitreous Enamel
Datasheet
605In Stock
Min.: 1
Mult.: 1
: 1,000

1.8 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 1 ohm 5% 3W Wirewound Resistor
Datasheet
949In Stock
Min.: 1
Mult.: 1

1 Ohms 3 W 100 V 5 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20 Bulk
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 220 ohm 5%
Datasheet
2,455In Stock
Min.: 1
Mult.: 1
: 1,000

220 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 22 ohm 5%
Datasheet
928In Stock
1,000Expected 25/01/2027
Min.: 1
Mult.: 1
: 1,000

22 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 240 ohm 1% 3W Vitreous Enamel
Datasheet
680In Stock
Min.: 1
Mult.: 1
: 1,000

240 Ohms 3 W 100 V 1 % 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 27 ohm 5% 3W Wirewound Resistor
Datasheet
893In Stock
Min.: 1
Mult.: 1
: 1,000

27 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 2K ohm 1% 3W
Datasheet
633In Stock
Min.: 1
Mult.: 1
: 1,000

2 kOhms 3 W 100 V 1 % 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 2.2 ohm 5%
Datasheet
311In Stock
1,000Expected 03/09/2026
Min.: 1
Mult.: 1
: 1,000

2.2 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 2.4 ohm 5% 3W Vitreous Enamel
Datasheet
286In Stock
Min.: 1
Mult.: 1
: 1,000

2.4 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 2.7 ohm 5% 3W Wirewound Resistor
Datasheet
1,498In Stock
Min.: 1
Mult.: 1
: 1,000

2.7 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 300 ohm 5% 3W Wirewound Resistor
Datasheet
585In Stock
Min.: 1
Mult.: 1
: 1,000

300 Ohms 3 W 100 V 5 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20 Ammo Pack