Metal Film Resistors - Through Hole

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MFR Metal Film Resistors

Welwyn / TT Electronics MFR Metal Film Resistors are professional grade approved to IECQ-CECC 40101-803 and 019 and offer tolerances down to 0.5%. Welwyn / TT Electronics MFR Metal Film Resistors feature a 1Ω to 1MΩ resistance range and a 0.4W to 0.75W power rating. The series offers 200V or 350V rated voltage and operates over a -55°C to +155°C operating temperature range.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Resistance	Power Rating	Tolerance	Temperature Coefficient	Minimum Operating Temperature	Maximum Operating Temperature	Voltage Rating	Diameter	Length	Termination Style	Packaging	Product	Type
Metal Film Resistors - Through Hole 15 ohm 1% 0.5W MFR4-15RFI Welwyn Components / TT Electronics 1: S/1.91 23,084In Stock	Mfr. Part # MFR4-15RFI Mouser Part # 756-MFR4-15RFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 15 ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	23,084In Stock	S/1.91 S/1.44 S/1.09 S/0.619 Reel S/0.304 View S/0.413 S/0.405 S/0.374 S/0.296	Min.: 1 Mult.: 1 : 5,000	MFR	15 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 1.8K ohm 1% 350V Metal Film Resistor MFR4-1K8FI Welwyn Components / TT Electronics 1: S/1.87 20,595In Stock	Mfr. Part # MFR4-1K8FI Mouser Part # 756-MFR4-1K8FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 1.8K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	20,595In Stock	S/1.87 S/1.50 S/0.954 S/0.681 Reel S/0.354 View S/0.677 S/0.467 S/0.463 S/0.327	Min.: 1 Mult.: 1 : 5,000	MFR	1.8 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 43K ohm 1% 0.5W MFR4-43KFI Welwyn Components / TT Electronics 1: S/1.91 19,365In Stock	Mfr. Part # MFR4-43KFI Mouser Part # 756-MFR4-43KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 43K ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	19,365In Stock	S/1.91 S/1.44 S/1.09 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	43 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 47 ohm 1% 350V Metal Film Resistor MFR4-47RFI Welwyn Components / TT Electronics 1: S/1.91 25,362In Stock	Mfr. Part # MFR4-47RFI Mouser Part # 756-MFR4-47RFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 47 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	25,362In Stock	S/1.91 S/1.44 S/1.09 S/0.619 Reel S/0.28 View S/0.514 S/0.444 S/0.288 S/0.265	Min.: 1 Mult.: 1 : 5,000	MFR	47 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 4.7K ohm 1% 350V Metal Film Resistor MFR4-4K7FI Welwyn Components / TT Electronics 1: S/2.06 22,912In Stock	Mfr. Part # MFR4-4K7FI Mouser Part # 756-MFR4-4K7FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 4.7K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	22,912In Stock	S/2.06 S/2.04 Reel S/2.04 S/0.455	Min.: 1 Mult.: 1 : 5,000	MFR	4.7 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 1.2K ohm 1% 350V Metal Film Resistor MFR4-1K2FI Welwyn Components / TT Electronics 1: S/1.91 12,527In Stock 15,000Expected 12/10/2026	Mfr. Part # MFR4-1K2FI Mouser Part # 756-MFR4-1K2FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 1.2K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	12,527In Stock 15,000Expected 12/10/2026	S/1.91 S/1.44 S/0.93 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	1.2 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 2.2 kOhm 1% 350V Metal Film Resistor MFR4-2K2FI Welwyn Components / TT Electronics 1: S/1.91 10,971In Stock 15,000Expected 4/8/2027	Mfr. Part # MFR4-2K2FI Mouser Part # 756-MFR4-2K2FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 2.2 kOhm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	10,971In Stock 15,000Expected 4/8/2027	S/1.91 S/1.46 S/0.794 S/0.638 Reel S/0.343 View S/0.51 S/0.44 S/0.401 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	2.2 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 33K ohm 1% 350V Metal Film Resistor MFR4-33KFI Welwyn Components / TT Electronics 1: S/1.95 16,495In Stock	Mfr. Part # MFR4-33KFI Mouser Part # 756-MFR4-33KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 33K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	16,495In Stock	S/1.95 S/1.47 S/0.802 S/0.638 Reel S/0.366 View S/0.634 S/0.471 S/0.343	Min.: 1 Mult.: 1 : 5,000	MFR	33 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 330 ohm 1% 350V Metal Film Resistor MFR4-330RFI Welwyn Components / TT Electronics 1: S/1.91 15,031In Stock	Mfr. Part # MFR4-330RFI Mouser Part # 756-MFR4-330RFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 330 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	15,031In Stock	S/1.91 S/1.44 S/0.806 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	330 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 39K ohm 1% 0.5W MFR4-39KFI Welwyn Components / TT Electronics 1: S/1.91 14,989In Stock	Mfr. Part # MFR4-39KFI Mouser Part # 756-MFR4-39KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 39K ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	14,989In Stock	S/1.91 S/1.44 S/0.872 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	39 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 82 ohm 1% 0.5W MFR4-82RFI Welwyn Components / TT Electronics 1: S/1.91 11,558In Stock	Mfr. Part # MFR4-82RFI Mouser Part # 756-MFR4-82RFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 82 ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	11,558In Stock	S/1.91 S/1.34 S/0.845 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	82 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 22K ohm 1% 350V Metal Film Resistor MFR4-22KFI Welwyn Components / TT Electronics 1: S/1.91 18,698In Stock	Mfr. Part # MFR4-22KFI Mouser Part # 756-MFR4-22KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 22K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	18,698In Stock	S/1.91 S/1.41 S/0.864 S/0.708 Reel S/0.354 View S/0.654 S/0.561 S/0.432 S/0.323	Min.: 1 Mult.: 1 : 5,000	MFR	22 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 2.7K ohm 1% 350V Metal Film Resistor MFR4-2K7FI Welwyn Components / TT Electronics 1: S/1.95 13,621In Stock	Mfr. Part # MFR4-2K7FI Mouser Part # 756-MFR4-2K7FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 2.7K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	13,621In Stock	S/1.95 S/1.46 S/0.884 S/0.646 Reel S/0.378 View S/0.58 S/0.471 S/0.448 S/0.366	Min.: 1 Mult.: 1 : 5,000	MFR	2.7 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 5.6 ohm 1% 350V Metal Film Resistor MFR4-5R6FI Welwyn Components / TT Electronics 1: S/1.95 11,798In Stock	Mfr. Part # MFR4-5R6FI Mouser Part # 756-MFR4-5R6FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 5.6 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	11,798In Stock	S/1.95 S/1.36 S/0.814 S/0.631 Reel S/0.346 View S/0.522 S/0.452 S/0.413 S/0.323	Min.: 1 Mult.: 1 : 5,000	MFR	5.6 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 820K ohm 1% 350V Metal Film Resistor MFR4-820KFI Welwyn Components / TT Electronics 1: S/1.91 9,774In Stock	Mfr. Part # MFR4-820KFI Mouser Part # 756-MFR4-820KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 820K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	9,774In Stock	S/1.91 S/1.44 S/0.806 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	820 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 150 ohm 1% 350V Metal Film Resistor MFR4-150RFI Welwyn Components / TT Electronics 1: S/1.91 9,459In Stock	Mfr. Part # MFR4-150RFI Mouser Part # 756-MFR4-150RFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 150 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	9,459In Stock	S/1.91 S/1.35 S/0.86 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	150 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 15K ohm 1% 350V Metal Film Resistor MFR4-15KFI Welwyn Components / TT Electronics 1: S/1.91 15,134In Stock	Mfr. Part # MFR4-15KFI Mouser Part # 756-MFR4-15KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 15K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	15,134In Stock	S/1.91 S/1.46 S/0.88 S/0.693 Reel S/0.354 View S/0.689 S/0.525 S/0.455 S/0.327	Min.: 1 Mult.: 1 : 5,000	MFR	15 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 1M ohm 1% 350V Metal Film Resistor MFR4-1M0FI Welwyn Components / TT Electronics 1: S/1.91 16,020In Stock	Mfr. Part # MFR4-1M0FI Mouser Part # 756-MFR4-1M0FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 1M ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	16,020In Stock	S/1.91 S/1.44 S/1.09 S/0.619 Reel S/0.343 View S/0.432 S/0.428 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	1 MOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 36K ohm 1% 350V Metal Film Resistor MFR4-36KFI Welwyn Components / TT Electronics 1: S/1.91 13,533In Stock	Mfr. Part # MFR4-36KFI Mouser Part # 756-MFR4-36KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 36K ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	13,533In Stock	S/1.91 S/1.31 S/0.798 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	36 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 68K ohm 1% 0.5W MFR4-68KFI Welwyn Components / TT Electronics 1: S/1.91 14,970In Stock	Mfr. Part # MFR4-68KFI Mouser Part # 756-MFR4-68KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 68K ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	14,970In Stock	S/1.91 S/1.42 S/0.856 S/0.708 Reel S/0.366 View S/0.654 S/0.541 S/0.471 S/0.339	Min.: 1 Mult.: 1 : 5,000	MFR	68 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 180 ohm 1% 350V Metal Film Resistor MFR4-180RFI Welwyn Components / TT Electronics 1: S/1.91 12,473In Stock	Mfr. Part # MFR4-180RFI Mouser Part # 756-MFR4-180RFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 180 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	12,473In Stock	S/1.91 S/1.34 S/0.79 S/0.677 Reel S/0.35 View S/0.619 S/0.498 S/0.44 S/0.327	Min.: 1 Mult.: 1 : 5,000	MFR	180 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 18K ohm 1% 0.5W MFR4-18KFI Welwyn Components / TT Electronics 1: S/1.91 14,094In Stock	Mfr. Part # MFR4-18KFI Mouser Part # 756-MFR4-18KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 18K ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	14,094In Stock	S/1.91 S/1.31 S/0.798 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	18 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 1 ohm 1% 350V Metal Film Resistor MFR4-1R0FI Welwyn Components / TT Electronics 1: S/1.95 9,885In Stock	Mfr. Part # MFR4-1R0FI Mouser Part # 756-MFR4-1R0FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 1 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	9,885In Stock	S/1.95 S/1.42 S/0.934 S/0.631 Reel S/0.346 View S/0.522 S/0.452 S/0.413 S/0.323	Min.: 1 Mult.: 1 : 5,000	MFR	1 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 4.7 ohm 1% 350V Metal Film Resistor MFR4-4R7FI Welwyn Components / TT Electronics 1: S/1.95 11,689In Stock	Mfr. Part # MFR4-4R7FI Mouser Part # 756-MFR4-4R7FI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 4.7 ohm 1% 350V Metal Film Resistor Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	11,689In Stock	S/1.95 S/1.40 S/0.837 S/0.708 Reel S/0.385 View S/0.65 S/0.529 S/0.436 S/0.335	Min.: 1 Mult.: 1 : 5,000	MFR	4.7 Ohms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor
Metal Film Resistors - Through Hole 510K ohm 1% 0.5W MFR4-510KFI Welwyn Components / TT Electronics 1: S/1.91 10,656In Stock	Mfr. Part # MFR4-510KFI Mouser Part # 756-MFR4-510KFI	Welwyn Components / TT Electronics	Metal Film Resistors - Through Hole 510K ohm 1% 0.5W Learn More about Welwyn Components / TT Electronics welwyn tt mfr resistors	Datasheet	10,656In Stock	S/1.91 S/1.34 S/0.806 S/0.619 Reel S/0.343 View S/0.514 S/0.444 S/0.405 S/0.315	Min.: 1 Mult.: 1 : 5,000	MFR	510 kOhms	500 mW (1/2 W)	1 %	50 PPM / C	- 55 C	+ 155 C	350 V	2.5 mm	6.2 mm	Axial	Ammo Pack	Metal Film Resistors	Metal Film Resistor