Wirewound Resistors – Mouser United Kingdom

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ULW UL Recognized Wirewound Resistors

Welwyn / TT Electronics ULW UL Recognized Wirewound Resistors are fusable resistors with failsafe AC fusing at 120V_RMS / 240V_RMS, inrush and surge withstanding. With a UL940V0 flameproof coating, the ULW Series offers power ratings of 2W to 5W. Welwyn / TT Electronics ULW UL Recognized Wirewound Resistors are available SMD and are RoHS compliant.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Resistance	Power Rating	Tolerance	Termination Style	Temperature Coefficient	Length	Width	Diameter	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Wirewound Resistors - Through Hole 3W 20 ohm 5% FUSIBLE ULW3-20RJA1 Welwyn Components / TT Electronics 1: £0.705 772In Stock	Mfr. Part No. ULW3-20RJA1 Mouser Part No 756-ULW3-20R0JA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 3W 20 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	772In Stock	£0.705 £0.432 £0.351 £0.251 Reel £0.171 View £0.219 £0.202 £0.168	Min.: 1 Mult.: 1 : 1,000	20 Ohms	3 W	5 %	Axial	200 PPM / C	14.5 mm		5.4 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 39 ohm 5% FUSIBLE ULW2-39RJA25 Welwyn Components / TT Electronics 1: £0.615 654In Stock	Mfr. Part No. ULW2-39RJA25 Mouser Part No 756-ULW2-39R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 39 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	654In Stock	£0.615 £0.346 £0.28 £0.21 View Reel £0.134 £0.182 £0.165 £0.142 £0.134	Min.: 1 Mult.: 1 : 2,500	39 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 200 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 5W 39 ohm 5% FUSIBLE ULW5-39RJT075 Welwyn Components / TT Electronics 1: £0.995 891In Stock	Mfr. Part No. ULW5-39RJT075 Mouser Part No 756-ULW5-39R0JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 39 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	891In Stock	Cut Tape £0.995 £0.578 £0.471 £0.355 Reel £0.249 View £0.314 £0.292 £0.217 £0.209	Min.: 1 Mult.: 1 : 750	39 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 155 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 2W 56 ohm 5% FUSIBLE ULW2-56RJA25 Welwyn Components / TT Electronics 1: £0.615 4,573In Stock	Mfr. Part No. ULW2-56RJA25 Mouser Part No 756-ULW2-56R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 56 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	4,573In Stock	£0.615 £0.346 £0.28 £0.21 View Reel £0.134 £0.182 £0.165 £0.151 £0.134	Min.: 1 Mult.: 1 : 2,500	56 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 5W 4.7 Ohms 5% FUSIBLE ULW5-4R7-J Welwyn Components / TT Electronics 1: £1.02 1,526In Stock	Mfr. Part No. ULW5-4R7-J Mouser Part No 756-ULW5-4R7-J	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 4.7 Ohms 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	1,526In Stock	Cut Tape £1.02 £0.588 £0.479 £0.358 Reel £0.261 View £0.32 £0.286 £0.251	Min.: 1 Mult.: 1 : 750	4.7 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 200 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 5W 68 Ohms 5% ZI-Form FUSIBLE ULW5ZI-68RJT045 Welwyn Components / TT Electronics 1: £1.34 39In Stock	Mfr. Part No. ULW5ZI-68RJT045 Mouser Part No 756-ULW5ZI-68RJT045	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 68 Ohms 5% ZI-Form FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	39In Stock	Cut Tape £1.34 £0.773 £0.633 £0.474 Reel £0.366 View £0.423 £0.336 £0.29 £0.278 MouseReel Available	Min.: 1 Mult.: 1 : 450	68 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 200 C	ULW	Reel, Cut Tape, MouseReel
Wirewound Resistors - Through Hole 2W 10 Ohms 5% FUSIBLE ULW2-10RJA25 Welwyn Components / TT Electronics 1: £0.555 129In Stock 2,500Expected 18/06/2027	Mfr. Part No. ULW2-10RJA25 Mouser Part No 756-ULW2-10RJA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 10 Ohms 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	129In Stock 2,500Expected 18/06/2027	£0.555 £0.328 £0.259 £0.21 View Reel £0.135 £0.182 £0.165 £0.135 £0.135	Min.: 1 Mult.: 1 : 2,500	10 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 200 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 22 ohm 5% FUSIBLE ULW2-22RJA25 Welwyn Components / TT Electronics 1: £0.473 301In Stock	Mfr. Part No. ULW2-22RJA25 Mouser Part No 756-ULW2-22R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 22 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	301In Stock	£0.473 £0.306 £0.232 £0.207 View Reel £0.12 £0.181 £0.163 £0.134 £0.12	Min.: 1 Mult.: 1 : 2,500	22 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 200 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 33 ohm 5% FUSIBLE ULW2-33RJA25 Welwyn Components / TT Electronics 1: £0.571 160In Stock 2,500Expected 21/05/2027	Mfr. Part No. ULW2-33RJA25 Mouser Part No 756-ULW2-33R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 33 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	160In Stock 2,500Expected 21/05/2027	£0.571 £0.339 £0.266 £0.223 View Reel £0.134 £0.195 £0.158 £0.137 £0.134	Min.: 1 Mult.: 1 : 2,500	33 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 200 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 47 ohm 5% FUSIBLE ULW2-47RJA25 Welwyn Components / TT Electronics 1: £0.571 2,543In Stock	Mfr. Part No. ULW2-47RJA25 Mouser Part No 756-ULW2-47R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 47 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	2,543In Stock	£0.571 £0.346 £0.28 £0.21 View Reel £0.134 £0.182 £0.165 £0.137 £0.134	Min.: 1 Mult.: 1 : 2,500	47 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 3W 100 ohm 5% FUSIBLE ULW3-100RJA1 Welwyn Components / TT Electronics 1: £0.668 66In Stock 12,000On Order	Mfr. Part No. ULW3-100RJA1 Mouser Part No 756-ULW3-100R0JA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 3W 100 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	66In Stock 12,000On Order On Order Ship Dates Mfr. No: ULW3-100RJA1 Stock: 66 Can Dispatch Immediately On Order: 2,000 Expected 26/11/2026 10,000 Expected 05/02/2027 Factory Lead Time: 36 Weeks	£0.668 £0.416 £0.329 £0.26 View Reel £0.168 £0.227 £0.206 £0.168	Min.: 1 Mult.: 1 : 1,000	100 Ohms	3 W	5 %	Axial	200 PPM / C	14.5 mm		5.4 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 3W 10 ohm 5% FUSIBLE ULW3-10RJA1 Welwyn Components / TT Electronics 1: £0.646 3,652In Stock 6,000Expected 02/06/2027	Mfr. Part No. ULW3-10RJA1 Mouser Part No 756-ULW3-10R0JA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 3W 10 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	3,652In Stock 6,000Expected 02/06/2027	£0.646 £0.404 £0.32 £0.251 Reel £0.17 View £0.219 £0.20 £0.168	Min.: 1 Mult.: 1 : 1,000	10 Ohms	3 W	5 %	Axial	200 PPM / C	14.5 mm		5.4 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 3W 27 ohm 5% FUSIBLE ULW3-27RJA1 Welwyn Components / TT Electronics 1: £0.578 837In Stock	Mfr. Part No. ULW3-27RJA1 Mouser Part No 756-ULW3-27R0JA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 3W 27 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	837In Stock	£0.578 £0.373 £0.284 £0.251 Reel £0.162 View £0.219 £0.199 £0.148 £0.143	Min.: 1 Mult.: 1 : 1,000	27 Ohms	3 W	5 %	Axial	200 PPM / C	14.5 mm		5.4 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 3W 39 ohm 5% FUSIBLE ULW3-39RJA1 Welwyn Components / TT Electronics 1: £0.705 884In Stock	Mfr. Part No. ULW3-39RJA1 Mouser Part No 756-ULW3-39R0JA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 3W 39 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	884In Stock	£0.705 £0.432 £0.351 £0.251 £0.197 Reel £0.168	Min.: 1 Mult.: 1 : 1,000	39 Ohms	3 W	5 %	Axial	200 PPM / C	14.5 mm	5.4 mm		- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 3W 82 ohm 5% FUSIBLE ULW3-82RJA1 Welwyn Components / TT Electronics 1: £0.705 57In Stock	Mfr. Part No. ULW3-82RJA1 Mouser Part No 756-ULW3-82R0JA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 3W 82 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	57In Stock	£0.705 £0.432 £0.351 £0.251 £0.197 Reel £0.168	Min.: 1 Mult.: 1 : 1,000	82 Ohms	3 W	5 %	Axial	200 PPM / C	14.5 mm		5.4 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 4W 10 Ohms 5% FUSIBLE ULW4-10RJA1 Welwyn Components / TT Electronics 1: £1.40 732In Stock	Mfr. Part No. ULW4-10RJA1 Mouser Part No 756-ULW4-10RJA1	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 4W 10 Ohms 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	732In Stock	£1.40 £0.856 £0.562 £0.325 £0.313 Reel £0.255	Min.: 1 Mult.: 1 : 1,000	10 Ohms	4 W	5 %	Axial	200 PPM / C	13 mm		5.6 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 5W 100 ohm 5% FUSIBLE ULW5-100RJT075 Welwyn Components / TT Electronics 1: £0.796 302In Stock 750Expected 02/04/2027	Mfr. Part No. ULW5-100RJT075 Mouser Part No 756-ULW5-100R0JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 100 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	302In Stock 750Expected 02/04/2027	Cut Tape £0.796 £0.518 £0.395 £0.356 View Reel £0.222 £0.312 £0.299 £0.222	Min.: 1 Mult.: 1 : 750	100 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 155 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 5W 10 ohm 5% FUSIBLE ULW5-10RJT075 Welwyn Components / TT Electronics 1: £0.995 787In Stock 750Expected 02/03/2027	Mfr. Part No. ULW5-10RJT075 Mouser Part No 756-ULW5-10R0JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 10 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	787In Stock 750Expected 02/03/2027	Cut Tape £0.995 £0.578 £0.471 £0.355 Reel £0.26 View £0.314 £0.283 £0.237	Min.: 1 Mult.: 1 : 750	10 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 155 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 5W 27 ohm 5% FUSIBLE ULW5-27RJT075 Welwyn Components / TT Electronics 1: £1.00 905In Stock	Mfr. Part No. ULW5-27RJT075 Mouser Part No 756-ULW5-27R0JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 27 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	905In Stock	Cut Tape £1.00 £0.579 £0.471 £0.356 Reel £0.248 View £0.315 £0.258 £0.227	Min.: 1 Mult.: 1 : 750	27 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 155 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 5W 33 ohm 5% FUSIBLE ULW5-33RJT075 Welwyn Components / TT Electronics 1: £0.943 750In Stock	Mfr. Part No. ULW5-33RJT075 Mouser Part No 756-ULW5-33R0JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 33 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	750In Stock	Cut Tape £0.943 £0.579 £0.471 £0.358 Reel £0.223 View £0.315 £0.284 £0.208	Min.: 1 Mult.: 1 : 750	33 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 155 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 5W 4.7 Ohm 5% FUSIBLE ULW5-4R7JT075 Welwyn Components / TT Electronics 1: £0.796 1,820In Stock	Mfr. Part No. ULW5-4R7JT075 Mouser Part No 756-ULW5-4R7JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 4.7 Ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	1,820In Stock	Cut Tape £0.796 £0.518 £0.395 £0.355 Reel £0.248 View £0.29 £0.264 £0.208	Min.: 1 Mult.: 1 : 750	4.7 Ohms	5 W	5 %	Axial	200 PPM / C	16.5 mm		7.2 mm	- 55 C	+ 155 C	ULW	Reel, Cut Tape
Wirewound Resistors - Through Hole 2W 100 ohm 5% FUSIBLE ULW2-100RJA25 Welwyn Components / TT Electronics 1: £0.511 2,450Expected 01/04/2027	Mfr. Part No. ULW2-100RJA25 Mouser Part No 756-ULW2-100R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 100 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	2,450Expected 01/04/2027	£0.511 £0.329 £0.25 £0.223 View Reel £0.134 £0.195 £0.176 £0.137 £0.134	Min.: 1 Mult.: 1 : 2,500	100 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 200 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 51 ohm 5% FUSIBLE ULW2-51RJA25 Welwyn Components / TT Electronics 1: £0.615 2,400Expected 01/04/2027	Mfr. Part No. ULW2-51RJA25 Mouser Part No 756-ULW2-51R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 51 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	2,400Expected 01/04/2027	£0.615 £0.346 £0.28 £0.21 View Reel £0.134 £0.171 £0.162 £0.142 £0.134	Min.: 1 Mult.: 1 : 2,500	51 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm	3.6 mm		- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 68 ohm 5% FUSIBLE ULW2-68RJA25 Welwyn Components / TT Electronics 1: £0.473 2,500Expected 04/05/2027	Mfr. Part No. ULW2-68RJA25 Mouser Part No 756-ULW2-68R0JA25	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 68 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	2,500Expected 04/05/2027	£0.473 £0.306 £0.232 £0.207 View Reel £0.119 £0.181 £0.163 £0.134 £0.119	Min.: 1 Mult.: 1 : 2,500	68 Ohms	2 W	5 %	Axial	200 PPM / C	9 mm		3.6 mm	- 55 C	+ 155 C	ULW	Ammo Pack
Wirewound Resistors - Through Hole 2W 10 Ohms 5% ZI-Form FUSIBLE ULW2ZI-10RJT06 Welwyn Components / TT Electronics 1: £0.89 1,190Expected 01/06/2027	Mfr. Part No. ULW2ZI-10RJT06 Mouser Part No 756-ULW2ZI-10RJT06	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 2W 10 Ohms 5% ZI-Form FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	1,190Expected 01/06/2027	Cut Tape £0.89 £0.513 £0.419 £0.315 £0.28 Reel £0.197 MouseReel Available	Min.: 1 Mult.: 1 : 600				Axial							ULW	Reel, Cut Tape, MouseReel