MegaSurge™ Inrush Current Limiters

Vishay / Ametherm MegaSurge™ Inrush Current Limiters are the economical and space-saving solution to limit high inrush current. MegaSurge’s rugged design and high temperature construction allow safe operation at high continuous currents. The Megasure™ Inrush Current Limiters can withstand up to 50 amperes of steady-state current and 75 to 900 joules of input energy. Applications include plasma cutting tools, motor drives, MRI machines, audio amplifiers, toroidal transformers, and battery chargers.

Results: 34
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Mounting Style
Termination Style
Current Rating
Voltage Rating
Resistance
Tolerance
Diameter
Width
Lead Diameter
Lead Spacing
Packaging
Series
Vishay / Ametherm Inrush Current Limiters 12mm 150ohms 2A INRSH CURR LIMITER UL Approved
Datasheet
887In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 2 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 150 Ohms 0.25 13.5 mm 8.7 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 220ohms 3A INRSH CURR LIMITER UL Approved
Datasheet
919In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 3.5 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 220 Ohms 0.25 23 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 35mm .5ohms 50A INRSH CURR LIMITER
Datasheet
195In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 50 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 500 mOhms 0.25 37 mm 9 mm 2.5 mm 19 mm Bulk MS35
Vishay / Ametherm Inrush Current Limiters 15mm 30ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
912In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 4.2 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 30 Ohms 0.25 17 mm 8 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters ICL 3R7 25% 25A 37MM
Datasheet
40In Stock
Min.: 1
Mult.: 1

25 A 37 mm Bulk MS35
Vishay / Ametherm Inrush Current Limiters 15mm 40ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
1.029In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 4.1 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 40 Ohms 0.25 17 mm 8 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 10ohms 8A INRSH CURR LIMITER UL Approved
Datasheet
2.115In Stock
7.800On Order
Min.: 1
Mult.: 1

PCB Mount Radial 8 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 10 Ohms 0.25 23 mm 9.5 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 120ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
1.636In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 4 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 120 Ohms 0.25 23 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 20ohms 5A INRSH CURR LIMITER UL Approved
Datasheet
1.003In Stock
1.700Expected 04/11/2026
Min.: 1
Mult.: 1

PCB Mount Radial 5 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 20 Ohms 0.25 23 mm 8 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 50ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
622In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 4 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 50 Ohms 0.25 23 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm .5ohms 40A INRSH CURR LIMITER
Datasheet
588In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 40 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 500 mOhms 0.25 31 mm 7 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 2ohms 25A INRSH CURR LIMITER UL Approved
Datasheet
715In Stock
3.600On Order
Min.: 1
Mult.: 1

PCB Mount Radial 25 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 2 Ohms 0.25 31 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 35mm 1ohms 40A INRSH CURR LIMITER
Datasheet
385In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 40 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 1 Ohms 0.25 37 mm 11 mm 2.5 mm 19 mm Bulk MS35
Vishay / Ametherm Inrush Current Limiters 35mm 20ohms 10A INRSH CURR LIMITER
Datasheet
366In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 10 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 20 Ohms 0.25 37 mm 11 mm 2.5 mm 19 mm Bulk MS35
Vishay / Ametherm Inrush Current Limiters 35mm 2ohms 35A INRSH CURR LIMITER
Datasheet
287In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 35 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 2 Ohms 0.25 37 mm 6.5 mm 9.5 mm 19 mm Bulk MS35
Vishay / Ametherm Inrush Current Limiters 35mm 3ohms 30A INRSH CURR LIMITER
Datasheet
235In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 30 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 3 Ohms 0.25 37 mm 10 mm 2.5 mm 19 mm Bulk MS35
Vishay / Ametherm Inrush Current Limiters 22mm 120ohms 2A INRSH CURR LIMITER UL Approved
Datasheet
57In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 2 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 120 Ohms 0.25 23 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 120ohms 3A INRSH CURR LIMITER UL Approved
Datasheet
236In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 3 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 120 Ohms 0.25 23 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 30ohms 5A INRSH CURR LIMITER UL Approved
Datasheet
325In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 5 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 30 Ohms 0.2 23 mm 9 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 22mm 75ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
174In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 4 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 75 Ohms 0.25 23 mm 9 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 15ohms 12A INRSH CURR LIMITER UL Approved
Datasheet
119In Stock
200Expected 23/09/2026
Min.: 1
Mult.: 1

PCB Mount Radial 12 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 15 Ohms 0.25 31 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 20ohms 8A INRSH CURR LIMITER UL Approved
Datasheet
190In Stock
200Expected 30/11/2026
Min.: 1
Mult.: 1

PCB Mount Radial 8 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 20 Ohms 0.25 31 mm 10 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 20ohm 10A KINK INRSH CURR LIMITER
Datasheet
173In Stock
Min.: 1
Mult.: 1

Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 50ohm 6A 16AWG INRSH CURR LIMITER UL Approved
Datasheet
201In Stock
Min.: 1
Mult.: 1

Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 5ohms 20A KINK INRSH CURR LIMITER
Datasheet
170In Stock
Min.: 1
Mult.: 1

Bulk MS