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 (USD) 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 RTO 20 F 820U 10% TU50 e3 39In Stock
$14.82
$10.23
$10.22
$9.06
Min.: 1
Mult.: 1
Radial 820 Ohms 20 W 10 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 30U 5% TU50 e1 32In Stock
$18.22
$12.57
$12.56
$11.13
Min.: 1
Mult.: 1
SMD/SMT 30 Ohms 50 W 5 % 150 PPM / C TO-220-2 Flat Lead TO-220-2 Flat Lead
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 47U 5% TU50 e1 20In Stock
$18.22
$12.57
$12.56
$11.13
Min.: 1
Mult.: 1
SMD/SMT 47 Ohms 50 W 5 % 150 PPM / C TO-220-2 Flat Lead TO-220-2 Flat Lead
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 50U 1% TU50 e1 26In Stock
$26.66
$18.82
$18.81
$17.48
Min.: 1
Mult.: 1
Radial 50 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F 180U 10% TU50 e3 41In Stock
$14.82
$10.23
$10.22
$9.06
Min.: 1
Mult.: 1
Radial 180 Ohms 20 W 10 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F U068 5% TU50 e3 47In Stock
$17.79
$12.27
$12.26
$10.63
Min.: 1
Mult.: 1
Radial 680 mOhms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F U12 1% TU50 e3 35In Stock
$20.73
$14.76
$14.75
$12.56
Min.: 1
Mult.: 1
Radial 120 mOhms 20 W 1 %
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 150U 1% TU50 e1 17In Stock
$24.24
$17.11
$17.10
$15.80
Min.: 1
Mult.: 1
Radial 150 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 1U 1% TU50 e1 40In Stock
$24.24
$17.12
$17.10
$15.38
Min.: 1
Mult.: 1
Radial 1 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F 4U7 1% TU50 e3 50In Stock
$20.73
$14.64
$14.63
$13.59
Min.: 1
Mult.: 1
Radial 4.7 Ohms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 100U 5% TU50 e1 47In Stock
$18.22
$12.57
$12.56
$11.13
Min.: 1
Mult.: 1
SMD/SMT 100 Ohms 50 W 5 % 150 PPM / C TO-220-2 Flat Lead TO-220-2 Flat Lead
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 16U 1% TU50 e1 17In Stock
50Expected 31/12/2026
$24.24
$17.11
$17.10
$15.46
Min.: 1
Mult.: 1
Radial 16 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 47K 5% TU50 e1 45In Stock
$17.34
$11.97
$11.96
$10.60
Min.: 1
Mult.: 1
Radial 47 kOhms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 4.7ohms 5% 138In Stock
$7.16
$5.58
$5.41
$5.40
$5.29
Min.: 1
Mult.: 1
Radial 4.7 Ohms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W .015ohms 1% 98In Stock
$23.51
$20.02
$19.26
$17.24
Min.: 1
Mult.: 1
Radial 15 mOhms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 1.5ohms 1% 156In Stock
$15.08
$12.57
$12.56
$12.40
Min.: 1
Mult.: 1
Radial 1.5 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F 16U 1% TU50 e3 127In Stock
$20.73
$14.64
$14.63
$13.59
Min.: 1
Mult.: 1
Radial 16 Ohms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 1ohm 1% 52In Stock
$15.93
$13.33
$12.73
$12.35
Min.: 1
Mult.: 1
Radial 1 Ohms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 2ohms 1% 24In Stock
$14.35
$13.94
$11.36
$11.03
Min.: 1
Mult.: 1
Radial 2 Ohms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 330ohms 1% 97In Stock
$13.53
$11.19
$11.18
$10.92
Min.: 1
Mult.: 1
Radial 330 Ohms 20 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 20Kohms 1% 13In Stock
$15.47
$12.92
$12.91
$12.54
Min.: 1
Mult.: 1
Radial 20 kOhms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 8ohms 1% 42In Stock
$17.38
$14.63
$14.00
$13.99
Min.: 1
Mult.: 1
Radial 8 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W .15ohms 5% 68In Stock
$10.97
$8.92
$8.45
$8.44
Min.: 1
Mult.: 1
Radial 150 mOhms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W .5ohms 1% 68In Stock
$17.32
$14.58
$13.95
$13.71
Min.: 1
Mult.: 1
Radial 500 mOhms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20W 200ohms 5% 57In Stock
$9.70
$7.81
$7.80
$7.25
Min.: 1
Mult.: 1
Radial 200 Ohms 20 W 5 % 150 PPM / C