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: 336
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (USD) 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 27 ohm 5% 3W Wirewound Resistor
Datasheet
903In 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
647In 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 2.4K ohm 5% 3W Vitreous Enamel
Datasheet
390In Stock
Min.: 1
Mult.: 1
: 1,000

2.4 kOhms 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 2.7K ohm 5% 3W Wirewound Resistor
Datasheet
1,370In Stock
Min.: 1
Mult.: 1
: 1,000

2.7 kOhms 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 2.2 ohm 5%
Datasheet
597In Stock
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
317In 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 300 ohm 5% 3W Wirewound Resistor
Datasheet
785In 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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 330 ohm 5%
Datasheet
1,640In Stock
Min.: 1
Mult.: 1
: 1,000

330 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 33 ohm 5%
Datasheet
724In Stock
1,000Expected 30/09/2026
Min.: 1
Mult.: 1
: 1,000

33 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 390 ohm 5% 3W Vitreous Enamel
Datasheet
681In Stock
Min.: 1
Mult.: 1
: 1,000

390 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 3.3K ohm 5%
Datasheet
441In Stock
Min.: 1
Mult.: 1
: 1,000

3.3 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 3 ohm 5% 3W Vitreous Enamel
Datasheet
998In Stock
Min.: 1
Mult.: 1
: 1,000

3 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 3.3 ohm 5%
Datasheet
165In Stock
1,000Expected 29/07/2026
Min.: 1
Mult.: 1
: 1,000

3.3 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 3 ohm 5% 3W Wirewound Resistor
Datasheet
355In Stock
Min.: 1
Mult.: 1

3 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 43 ohm 5% 3W Vitreous Enamel
Datasheet
700In Stock
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 470 ohm 5%
Datasheet
14In Stock
2,000Expected 25/08/2026
Min.: 1
Mult.: 1
: 1,000

470 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 47 ohm 5%
Datasheet
1,685In Stock
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 5.6K ohm 5% 3W Vitreous Enamel
Datasheet
493In Stock
1,000Expected 01/09/2026
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 5.6 ohm 5% 3W Vitreous Enamel
Datasheet
1,512In Stock
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 620 ohm 5% 3W Vitreous Enamel
Datasheet
895In Stock
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 62 ohm 5% 3W Vitreous Enamel
Datasheet
150In Stock
1,000Expected 03/09/2026
Min.: 1
Mult.: 1
: 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
643In Stock
1,000Expected 29/07/2026
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 68 ohm 5%
Datasheet
1,659In Stock
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 3Watt 6.8K ohm 5%
Datasheet
494In Stock
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
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 750 ohm 5% 3W Vitreous Enamel
Datasheet
710In Stock
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