RTO20 & RTO50 Power Resistors

Vishay / Sfernice RTO20 and RTO50 Power Resistors are thick film medium power resistors with energy ratings for harsh pulses up to 60J/0.1s. These power resistors provide high power for long precharge / discharge up to 150W at 45°C and high dielectric strength for protection up to 3000VRMS. RTO20 resistors feature a high power dissipation-to-size ratio, a wide resistance range from 0.01Ω to 550kΩ, heat sink mounted, and negligible inductance. The RTO50 series features a high power-to-size ratio, ohmic value adjustment by sand trimming, led or surface mount versions, and non-inductive elements. Vishay / Sfernice RTO20 and RTO50 Power Resistors' applications include AMS, industrial, and automotive uses. The RTO 20W/50W  are AEC-Q200 qualified.

Results: 330
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS Termination Style Resistance Power Rating Tolerance Temperature Coefficient Case Code - in Case Code - mm
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 12ohm 5% 1.148In Stock
1.000Expected 12/11/2026
Rp203.824,06
Rp165.297,46
Rp156.307,92
Rp146.034,16
Min.: 1
Mult.: 1
Radial 12 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 22ohm 5% 762In Stock
Rp224.555,04
Rp168.049,36
Rp164.380,16
Rp143.098,80
Min.: 1
Mult.: 1
Radial 22 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 47ohm 5% 379In Stock
800Expected 22/12/2026
Rp216.299,34
Rp171.718,56
Rp167.865,90
Rp166.031,30
Min.: 1
Mult.: 1
Radial 47 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 4.7ohm 5% 712In Stock
Rp177.038,90
Rp142.548,42
Rp142.364,96
Rp141.080,74
Min.: 1
Mult.: 1
Radial 4.7 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 1Kohms 5% 287In Stock
50On Order
Rp182.359,24
Rp147.134,92
Rp146.951,46
Rp124.385,88
Rp122.734,74
Min.: 1
Mult.: 1
Radial 1 kOhms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 47ohms 5% 376In Stock
Rp148.235,68
Rp137.595,00
Rp122.184,36
Rp117.964,78
Min.: 1
Mult.: 1
Radial 47 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 12ohm 5% 189In Stock
100Expected 31/12/2026
Rp197.769,88
Rp159.793,66
Rp151.171,04
Rp146.034,16
Min.: 1
Mult.: 1
Radial 12 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 15ohm 5% 74In Stock
Rp186.945,74
Rp151.171,04
Rp142.915,34
Rp142.731,88
Min.: 1
Mult.: 1
Radial 15 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 2.7Kohm 5% 75In Stock
Rp207.676,72
Rp169.333,58
Rp160.527,50
Rp155.207,16
Min.: 1
Mult.: 1
Radial 2.7 kOhms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 470 OHM 5% 150PPM 20W 1In Stock
Rp186.395,36
Rp151.721,42
Rp148.786,06
Rp142.548,42
Min.: 1
Mult.: 1
Radial 470 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 56ohm 5% 78In Stock
Rp180.524,64
Rp145.667,24
Rp145.483,78
Rp133.008,50
Min.: 1
Mult.: 1
Radial 56 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 82ohm 5% 85In Stock
Rp186.945,74
Rp151.171,04
Rp142.915,34
Rp142.731,88
Min.: 1
Mult.: 1
Radial 82 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W .1ohms 1% 2In Stock
100Expected 19/01/2027
Rp290.233,72
Rp242.717,58
Rp242.534,12
Rp234.645,34
Min.: 1
Mult.: 1
Radial 100 mOhms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 2U 5% TU50 e1 39In Stock
100Expected 10/11/2026
Rp284.729,92
Rp219.601,62
Rp219.418,16
Rp180.157,72
Min.: 1
Mult.: 1
Radial 2 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 2.2ohm 5% 85In Stock
Rp194.467,60
Rp191.715,70
Rp187.863,04
Rp166.765,14
Min.: 1
Mult.: 1
Radial 2.2 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 330ohm 5% 5In Stock
200On Order
Rp200.521,78
Rp194.100,68
Rp190.248,02
Rp167.315,52
Min.: 1
Mult.: 1
Radial 330 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 3.9ohm 5% 87In Stock
Rp187.129,20
Rp185.478,06
Rp166.765,14
Rp158.876,36
Min.: 1
Mult.: 1
Radial 3.9 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 4.7Kohm 5% 3In Stock
Rp226.022,72
Rp184.744,22
Rp175.204,30
Rp169.517,04
Min.: 1
Mult.: 1
Radial 4.7 kOhms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 5 OHM 5% 150PPM 50W 2In Stock
Rp244.919,10
Rp201.439,08
Rp191.348,78
Rp185.478,06
Min.: 1
Mult.: 1
Radial 5 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 680ohm 5% 1In Stock
Rp184.744,22
Rp184.193,84
Rp166.765,14
Rp151.537,96
Min.: 1
Mult.: 1
Radial 680 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 6U8 1% TU50 e1 50In Stock
Rp301.241,32
Rp252.624,42
Rp252.440,96
Rp229.508,46
Min.: 1
Mult.: 1
Radial 6.8 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F U2 5% TU50 e1 24In Stock
Rp213.180,52
Rp174.287,00
Rp167.132,06
Rp155.757,54
Min.: 1
Mult.: 1
Radial 200 mOhms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 1ohm 5% 7In Stock
Rp206.392,50
Rp167.498,98
Rp158.509,44
Rp153.189,10
Min.: 1
Mult.: 1
Radial 1 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 10ohms 5% 36In Stock
Rp165.480,92
Rp163.095,94
Rp159.793,66
Rp142.548,42
Min.: 1
Mult.: 1
Radial 10 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 100ohms 5% 17In Stock
400Expected 11/11/2026
Rp186.945,74
Rp151.171,04
Rp142.915,34
Rp142.731,88
Min.: 1
Mult.: 1
Radial 100 Ohms 20 W 5 % 150 PPM / C