Wirewound Resistors – Mouser Mexico

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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 (USD) 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 5W 68 Ohms 5% ZI-Form FUSIBLE ULW5ZI-68RJT045 Welwyn Components / TT Electronics 1: $2.33 39In Stock	Mfr. Part # ULW5ZI-68RJT045 Mouser Part # 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 $2.33 $1.34 $1.10 $0.82 Reel $0.633 View $0.733 $0.582 $0.502 $0.482 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 3W 20 ohm 5% FUSIBLE ULW3-20RJA1 Welwyn Components / TT Electronics 1: $1.22 797In Stock	Mfr. Part # ULW3-20RJA1 Mouser Part # 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	797In Stock	$1.22 $0.749 $0.607 $0.436 Reel $0.296 View $0.38 $0.35 $0.29	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 56 ohm 5% FUSIBLE ULW2-56RJA25 Welwyn Components / TT Electronics 1: $1.07 4,573In Stock	Mfr. Part # ULW2-56RJA25 Mouser Part # 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	$1.07 $0.599 $0.485 $0.363 View Reel $0.231 $0.316 $0.286 $0.261 $0.231	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: $1.77 1,527In Stock	Mfr. Part # ULW5-4R7-J Mouser Part # 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	1,527In Stock	Cut Tape $1.77 $1.02 $0.829 $0.62 Reel $0.452 View $0.555 $0.495 $0.436	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 39 ohm 5% FUSIBLE ULW5-39RJT075 Welwyn Components / TT Electronics 1: $1.73 891In Stock	Mfr. Part # ULW5-39RJT075 Mouser Part # 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 $1.73 $1.00 $0.815 $0.615 Reel $0.43 View $0.545 $0.507 $0.376 $0.361	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 39 ohm 5% FUSIBLE ULW2-39RJA25 Welwyn Components / TT Electronics 1: $1.07 654In Stock	Mfr. Part # ULW2-39RJA25 Mouser Part # 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	$1.07 $0.599 $0.485 $0.363 View Reel $0.231 $0.316 $0.286 $0.246 $0.231	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 2W 10 Ohms 5% FUSIBLE ULW2-10RJA25 Welwyn Components / TT Electronics 1: $0.819 1,435In Stock	Mfr. Part # ULW2-10RJA25 Mouser Part # 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	1,435In Stock	$0.819 $0.529 $0.402 $0.359 Reel $0.205 View $0.313 $0.283 $0.233 $0.195	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: $0.819 684In Stock	Mfr. Part # ULW2-22RJA25 Mouser Part # 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	684In Stock	$0.819 $0.529 $0.402 $0.359 Reel $0.208 View $0.264 $0.251 $0.233 $0.205	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: $0.832 320In Stock 2,500Expected 5/14/2027	Mfr. Part # ULW2-33RJA25 Mouser Part # 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	320In Stock 2,500Expected 5/14/2027	$0.832 $0.538 $0.408 $0.363 View Reel $0.205 $0.278 $0.261 $0.237 $0.205	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: $0.988 43In Stock 2,500Expected 10/14/2026	Mfr. Part # ULW2-47RJA25 Mouser Part # 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	43In Stock 2,500Expected 10/14/2026	$0.988 $0.599 $0.485 $0.363 View Reel $0.231 $0.316 $0.286 $0.238 $0.231	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: $1.16 66In Stock 12,000On Order	Mfr. Part # ULW3-100RJA1 Mouser Part # 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. #: ULW3-100RJA1 Stock: 66 Can Ship Immediately On Order: 2,000 Expected 11/19/2026 10,000 Expected 1/29/2027 Factory Lead-Time: 35 Weeks	$1.16 $0.72 $0.569 $0.45 View Reel $0.29 $0.393 $0.356 $0.29	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: $1.12 4,652In Stock 6,000Expected 5/31/2027	Mfr. Part # ULW3-10RJA1 Mouser Part # 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	4,652In Stock 6,000Expected 5/31/2027	$1.12 $0.699 $0.554 $0.436 Reel $0.294 View $0.38 $0.346 $0.29	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: $1.00 863In Stock	Mfr. Part # ULW3-27RJA1 Mouser Part # 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	863In Stock	$1.00 $0.646 $0.491 $0.436 Reel $0.281 View $0.38 $0.345 $0.257 $0.248	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: $1.22 884In Stock	Mfr. Part # ULW3-39RJA1 Mouser Part # 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	$1.22 $0.749 $0.607 $0.436 $0.342 Reel $0.29	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: $1.22 57In Stock	Mfr. Part # ULW3-82RJA1 Mouser Part # 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	$1.22 $0.749 $0.607 $0.436 $0.342 Reel $0.29	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: $2.42 732In Stock	Mfr. Part # ULW4-10RJA1 Mouser Part # 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	$2.42 $1.48 $1.01 $0.562 $0.541 Reel $0.442	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: $1.38 302In Stock 750Expected 4/2/2027	Mfr. Part # ULW5-100RJT075 Mouser Part # 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 4/2/2027	Cut Tape $1.38 $0.896 $0.685 $0.616 Reel $0.382 View $0.54 $0.519 $0.359 $0.354	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: $1.59 837In Stock 750Expected 2/23/2027	Mfr. Part # ULW5-10RJT075 Mouser Part # 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	837In Stock 750Expected 2/23/2027	Cut Tape $1.59 $0.956 $0.758 $0.616 View Reel $0.462 $0.551 $0.462 $0.462	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 22 ohm 5% FUSIBLE ULW5-22RJT075 Welwyn Components / TT Electronics 1: $1.38 583In Stock 750Expected 3/19/2027	Mfr. Part # ULW5-22RJT075 Mouser Part # 756-ULW5-22R0JT075	Welwyn Components / TT Electronics	Wirewound Resistors - Through Hole 5W 22 ohm 5% FUSIBLE Learn More about Welwyn Components / TT Electronics welwyn ulw resistors	Datasheet	583In Stock 750Expected 3/19/2027	Cut Tape $1.38 $0.896 $0.685 $0.616 Reel $0.385 View $0.54 $0.442 $0.36	Min.: 1 Mult.: 1 : 750	22 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: $1.74 905In Stock	Mfr. Part # ULW5-27RJT075 Mouser Part # 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 $1.74 $1.00 $0.816 $0.616 Reel $0.429 View $0.546 $0.447 $0.393	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: $1.63 750In Stock	Mfr. Part # ULW5-33RJT075 Mouser Part # 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 $1.63 $1.00 $0.816 $0.62 Reel $0.385 View $0.546 $0.491 $0.36	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: $1.38 1,829In Stock	Mfr. Part # ULW5-4R7JT075 Mouser Part # 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	1,829In Stock	Cut Tape $1.38 $0.896 $0.685 $0.615 Reel $0.429 View $0.502 $0.456 $0.36	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: $0.884 2,450Expected 4/1/2027	Mfr. Part # ULW2-100RJA25 Mouser Part # 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 4/1/2027	$0.884 $0.569 $0.432 $0.386 View Reel $0.231 $0.337 $0.306 $0.238 $0.231	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: $1.07 2,400Expected 4/1/2027	Mfr. Part # ULW2-51RJA25 Mouser Part # 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 4/1/2027	$1.07 $0.599 $0.485 $0.363 View Reel $0.231 $0.296 $0.281 $0.246 $0.231	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: $0.988 2,500Expected 4/27/2027	Mfr. Part # ULW2-68RJA25 Mouser Part # 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 4/27/2027	$0.988 $0.529 $0.402 $0.359 Reel $0.205 View $0.313 $0.283 $0.233 $0.195	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