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 (SGD) 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 30ohms 5% 38In Stock
100Expected 22/12/2026
$21.43
$14.80
$14.78
$13.10
Min.: 1
Mult.: 1
Radial 30 Ohms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 50W 10ohms 1% 99In Stock
$29.97
$21.16
$21.15
$19.65
Min.: 1
Mult.: 1
Radial 10 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 20watts 0.1ohms 5% 219In Stock
$12.05
$9.63
$9.07
$9.06
Min.: 1
Mult.: 1
Radial 100 mOhms 20 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 100U 5% TU50 e1 47In Stock
$24.78
$17.10
$17.08
$15.14
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
$32.97
$23.28
$23.26
$20.64
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
$23.58
$16.28
$16.27
$14.42
Min.: 1
Mult.: 1
Radial 47 kOhms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F 180U 10% TU50 e3 41In Stock
$20.16
$13.91
$13.90
$12.32
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
$24.19
$16.69
$16.67
$14.63
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
$28.19
$19.91
$19.90
$18.48
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
$32.97
$23.27
$21.23
$19.65
Min.: 1
Mult.: 1
Radial 150 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 20 F 820U 10% TU50 e3 39In Stock
$20.16
$13.91
$13.90
$12.32
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
$24.78
$17.10
$17.08
$15.14
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
$24.78
$17.10
$17.08
$15.14
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
$36.26
$25.61
$25.58
$23.11
Min.: 1
Mult.: 1
Radial 50 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 2U 1% TU50 e1 50In Stock
$34.63
$24.44
$22.70
$20.63
Min.: 1
Mult.: 1
SMD/SMT 2 Ohms 50 W 1 % 150 PPM / C TO-220-2 Flat Lead TO-220-2 Flat Lead
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 2U4 5% TU50 e1 46In Stock
$24.78
$17.10
$17.08
$15.08
Min.: 1
Mult.: 1
SMD/SMT 2.4 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 22U 1% TU50 e1 39In Stock
$32.97
$23.27
$23.26
$21.23
Min.: 1
Mult.: 1
Radial 22 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 33U 1% TU50 e1 47In Stock
$32.97
$23.27
$21.23
$19.65
Min.: 1
Mult.: 1
Radial 33 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 3U3 1% TU50 e1 40In Stock
$32.97
$23.27
$23.26
$21.08
Min.: 1
Mult.: 1
Radial 3.3 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - SMD RTO 20 C 10U 5% TU50 e3 46In Stock
$21.18
$14.62
$14.61
$12.95
Min.: 1
Mult.: 1
SMD/SMT 10 Ohms 20 W 5 % 150 PPM / C TO-220-2 Flat Lead TO-220-2 Flat Lead
Vishay / Sfernice Thick Film Resistors - SMD RTO 50 C 220U 5% TU50 e1 34In Stock
$24.78
$17.10
$17.08
$15.14
Min.: 1
Mult.: 1
SMD/SMT 220 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 2K7 5% TU50 e1 50In Stock
$24.74
$17.16
$14.42
$13.10
Min.: 1
Mult.: 1
Radial 2.7 kOhms 50 W 5 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 3U 1% TU50 e1 30In Stock
$32.97
$23.28
$23.26
$20.93
Min.: 1
Mult.: 1
Radial 3 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole 5 OHM 1% 150PPM 50W 50In Stock
$36.26
$25.60
$25.58
$23.77
Min.: 1
Mult.: 1
Radial 5 Ohms 50 W 1 % 150 PPM / C
Vishay / Sfernice Thick Film Resistors - Through Hole RTO 50 F 6K8 5% TU50 e1 17In Stock
$23.58
$16.28
$16.27
$14.42
Min.: 1
Mult.: 1
Radial 6.8 kOhms 50 W 5 % 150 PPM / C