50W Power Resistors, RTO 50 Series

The Vishay / Sfernice RTO 50 Series high power 50W Power Resistors utilize thick film technology and the compact and easy to mount TO-220 package. The RTO50 series features high power to size ratio, ohmic value adjustment by sand trimming, and non-inductive element. The Vishay / Sfernice RTO 50 series 50W Power Resistors are RoHS compliant to directive 2002/95/EC.

Results: 140
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Resistance
Power Rating
Tolerance
Temperature Coefficient
Minimum Operating Temperature
Maximum Operating Temperature
Voltage Rating
Length
Termination Style
Packaging
Height
Lead Diameter
Lead Spacing
Product
Type
Width
Vishay / Sfernice Thick Film Resistors - Through Hole 50W .15ohms 5%
Datasheet
68In Stock
Min.: 1
Mult.: 1

RTO50F 150 mOhms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Power Resistors Thick Film Power Resistor 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W .5ohms 1%
Datasheet
72In Stock
Min.: 1
Mult.: 1

RTO50F 500 mOhms 50 W 1 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Power Resistors Thick Film Power Resistor 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 47ohm 5%
Datasheet
979In Stock
Min.: 1
Mult.: 1

RTO50F 47 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 4.7ohm 5%
Datasheet
746In Stock
Min.: 1
Mult.: 1

RTO50F 4.7 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50watts 10ohms 5%
Datasheet
505In Stock
Min.: 1
Mult.: 1

RTO50F 10 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50wattts
Datasheet
6In Stock
200Expected 08/10/2026
Min.: 1
Mult.: 1

RTO50F 15 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 3.9ohm 5%
Datasheet
87In Stock
Min.: 1
Mult.: 1

RTO50F 3.9 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 4.7Kohm 5%
Datasheet
3In Stock
Min.: 1
Mult.: 1

RTO50F 4.7 kOhms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 56ohm 5%
Datasheet
71In Stock
Min.: 1
Mult.: 1

RTO50F 56 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 5 OHM 5% 150PPM 50W
Datasheet
2In Stock
Min.: 1
Mult.: 1

RTO50F 5 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 680ohm 5%
Datasheet
1In Stock
Min.: 1
Mult.: 1

RTO50F 680 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 6U8 1% TU50 e1
Datasheet
50In Stock
Min.: 1
Mult.: 1
RTO50F 6.8 Ohms 50 W 1 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F U2 5% TU50 e1
Datasheet
4In Stock
50Expected 29/10/2026
Min.: 1
Mult.: 1

RTO50F 200 mOhms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50watts 100ohms 5%
Datasheet
173In Stock
100Expected 08/10/2026
Min.: 1
Mult.: 1

RTO50F 100 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50watts 1Kohms 5%
Datasheet
85In Stock
Min.: 1
Mult.: 1

RTO50F 1 kOhms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 2.55 OHM 1% 150PPM 50W
Datasheet
27In Stock
Min.: 1
Mult.: 1

RTO50F 2.55 Ohms 50 W 1 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 12ohm 5%
Datasheet
1,758On Order
Min.: 1
Mult.: 1

RTO50F 12 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 330ohm 5%
Datasheet
205On Order
Min.: 1
Mult.: 1

RTO50F 330 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 1U 1% TU50 e1
Datasheet
40Expected 29/10/2026
Min.: 1
Mult.: 1
RTO50F 1 Ohms 50 W 1 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 2K7 5% TU50 e1
Datasheet
50Expected 29/10/2026
Min.: 1
Mult.: 1

RTO50F 2.7 kOhms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 2U 5% TU50 e1
Datasheet
100Expected 27/10/2026
Min.: 1
Mult.: 1

RTO50F 2 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 3U74 1% TU50 e1
Datasheet
45Expected 29/10/2026
Min.: 1
Mult.: 1
RTO50F 3.74 Ohms 50 W 1 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50watts 1ohm 5%
Datasheet
100On Order
Min.: 1
Mult.: 1

RTO50F 1 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50watts 1.5Kohms 5%
Datasheet
50Expected 29/10/2026
Min.: 1
Mult.: 1

RTO50F 1.5 kOhms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 0.8 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 51U 5% TU50 e1
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1
RTO50F 51 Ohms 50 W 5 % 150 PPM / C - 55 C + 155 C 500 V 10.1 mm Radial Tube 15 mm 5.08 mm Thick Film Resistors Leaded Power Resistor, Thick Film Technology 4.5 mm