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 (IDR) 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 300 ohm 5% 7W Wirewound Resistor
Datasheet
517In Stock
Min.: 1
Mult.: 1
: 700

300 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 330 ohm 5%
Datasheet
386In Stock
Min.: 1
Mult.: 1
: 700

330 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 390 ohm 5% 7W Vitreous Enamel
Datasheet
840In Stock
1.400Expected 22/01/2027
Min.: 1
Mult.: 1
: 700

390 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 39 ohm 5% 7W Wirewound Resistor
Datasheet
650In Stock
700Expected 25/08/2026
MouseReel Available
Min.: 1
Mult.: 1
: 700

39 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 7Watt 3.3K ohm 5%
Datasheet
1.132In Stock
Min.: 1
Mult.: 1
: 700

3.3 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
Datasheet
622In Stock
Min.: 1
Mult.: 1
: 700

3.3 Ohms 7 W 200 V 1 % 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 3.3 ohm 5%
Datasheet
1.180In Stock
Min.: 1
Mult.: 1
: 700

3.3 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 3.9 ohm 5% 7W Vitreous Enamel
Datasheet
271In Stock
700Expected 19/01/2027
Min.: 1
Mult.: 1
: 700

3.9 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 47 ohm 5%
Datasheet
762In Stock
1.400Expected 30/11/2026
Min.: 1
Mult.: 1
: 700

47 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 7Watt 4.7K ohm 5%
Datasheet
1.338In Stock
Min.: 1
Mult.: 1
: 700

4.7 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 4.7 ohm 5%
Datasheet
751In Stock
Min.: 1
Mult.: 1
: 700

4.7 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 510 ohm 5% 7W Vitreous Enamel
Datasheet
752In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

510 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
Datasheet
156In Stock
700On Order
Min.: 1
Mult.: 1
: 700
51 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 56 ohm 5% 7W Vitreous Enamel
Datasheet
40In Stock
700Expected 01/01/2027
Min.: 1
Mult.: 1
: 700

56 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 5.6K ohm 5% 7W Vitreous Enamel
Datasheet
700In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

5.6 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 5.6 ohm 5% 7W Wirewound Resistor
Datasheet
607In Stock
700Expected 01/01/2027
Min.: 1
Mult.: 1
: 700

5.6 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 680 ohm 5%
Datasheet
73In Stock
Min.: 1
Mult.: 1
: 700

680 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 7Watt 68 ohm 5%
Datasheet
733In Stock
Min.: 1
Mult.: 1
: 700

68 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 7watt 6.8 ohm 5%
Datasheet
565In Stock
Min.: 1
Mult.: 1
: 700

6.8 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 7.5K ohm 5% 7W Vitreous Enamel
Datasheet
216In Stock
Min.: 1
Mult.: 1
: 700

7.5 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 820 ohm 5% 7W Wirewound Resistor
Datasheet
1.319In Stock
Min.: 1
Mult.: 1
: 700

820 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 8.2 ohm 5% 7W Wirewound Resistor
Datasheet
1.066In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

8.2 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 91 ohm 5% 7W Vitreous Enamel
Datasheet
612In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

91 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 7Watt 0.10 ohm 5%
Datasheet
397In Stock
700Expected 02/10/2026
Min.: 1
Mult.: 1
: 700

100 mOhms 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 0.12 ohm 5% 7W Vitreous Enamel
Datasheet
527In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 700

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