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 (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
Datasheet
Non-Stocked
Min.: 1,000
Mult.: 1,000
Reel: 1,000

4.3 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 50 ohm 5% 3W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

50 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 51 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

51 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 560 ohm 5% 3W Wirewound Resistor
Datasheet
1,000Expected 01/09/2026
Min.: 1
Mult.: 1
Reel: 1,000

560 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 5 ohm 5% 3W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
Mult.: 1

5 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 6K ohm 1% 3W
Datasheet
Non-Stocked
Min.: 1,000
Mult.: 1,000

6 kOhms 3 W 100 V 1 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 75 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

75 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 7.5 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

7.5 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 820 ohm 5% 3W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

820 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 8K ohm 1% 3W
Datasheet
Non-Stocked
Min.: 1,000
Mult.: 1,000

8 kOhms 3 W 100 V 1 % Axial 75 PPM / C 12.7 mm 5.6 mm - 55 C + 200 C W20
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 8.2K ohm 5% 3W Wirewound Resistor
Datasheet
Non-Stocked
Min.: 1,000
Mult.: 1,000
Reel: 1,000

8.2 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 910 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

910 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 91 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

91 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 0.12 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

120 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 0.2 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

200 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 0.27 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

270 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 0.39 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked Lead-Time 37 Weeks
Min.: 1
Mult.: 1
Reel: 1,000

390 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 0.51 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

510 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 0.56 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

560 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 0.82 ohm 5% 3W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
Reel: 1,000

820 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 7Watt 100 ohm 5%
Datasheet
2,099Expected 16/09/2026
Min.: 1
Mult.: 1
Reel: 700

100 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 11K ohm 5% 7W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 700
Mult.: 700
Reel: 700

11 kOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 15K ohm 5% 7W Wirewound Resistor
Datasheet
Non-Stocked
MouseReel Available
Min.: 1
Mult.: 1
Reel: 700

15 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 16K ohm 5% 7W Vitreous Enamel
Datasheet
Non-Stocked
Min.: 700
Mult.: 700
Reel: 700

16 kOhms 7 W 200 V 5 % Axial 75 PPM / C 22 mm 8 mm - 55 C + 200 C W20 Reel
Welwyn Components / TT Electronics Wirewound Resistors - Through Hole 1.8K ohm 5% 7W Wirewound Resistor
Datasheet
Non-Stocked Lead-Time 23 Weeks
Min.: 1
Mult.: 1
Reel: 700

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