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: 30
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 Mounting Style
Termination Style
Current Rating
Voltage Rating
Resistance
Tolerance
Diameter
Width
Lead Diameter
Lead Spacing
Packaging
Series
Vishay / Ametherm Inrush Current Limiters 22mm 220ohms 3A INRSH CURR LIMITER UL Approved
Datasheet
945In 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 1ohms 40A INRSH CURR LIMITER
Datasheet
485In 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 22mm 30ohms 5A INRSH CURR LIMITER UL Approved
Datasheet
478In 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 32mm .5ohms 40A INRSH CURR LIMITER
Datasheet
800In 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 15mm 40ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
1,191In 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 50ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
1,424In 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 15ohms 12A INRSH CURR LIMITER UL Approved
Datasheet
249In Stock
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 1ohms 36A INRSH CURR LIMITER
Datasheet
862In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 36 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 1 Ohms 0.25 31 mm 7 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 20ohms 10A INRSH CURR LIMITER UL Approved
Datasheet
3,081In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 10 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 35mm .5ohms 50A INRSH CURR LIMITER
Datasheet
206In 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 35mm 10ohms 18A INRSH CURR LIMITER
Datasheet
656In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 18 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 10 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
415In 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
787In 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
168In Stock
225Expected 17/08/2026
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 12mm 150ohms 2A INRSH CURR LIMITER UL Approved
Datasheet
455In 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 15mm 30ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
475In Stock
500Expected 04/08/2026
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 22mm 120ohms 2A INRSH CURR LIMITER UL Approved
Datasheet
59In 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
281In 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 120ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
39In Stock
400Expected 28/08/2026
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 75ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
138In Stock
200Expected 28/08/2026
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 10ohms 15A INRSH CURR LIMITER UL Approved
Datasheet
1,192Expected 30/06/2026
Min.: 1
Mult.: 1

PCB Mount Radial 15 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 10 Ohms 0.25 31 mm 9.3 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 20ohms 8A INRSH CURR LIMITER UL Approved
Datasheet
30In Stock
200Expected 07/08/2026
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 50ohms 6A INRSH CURR LIMITER
Datasheet
98In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 6 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 50 Ohms 0.25 30 mm 7 mm 1.2 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 5ohms 20A INRSH CURR LIMITER UL Approved
Datasheet
8In Stock
750Expected 04/09/2026
Min.: 1
Mult.: 1

PCB Mount Radial 20 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 5 Ohms 0.25 31 mm 7 mm 1 mm 7.8 mm Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm 7ohms 15A INRSH CURR LIMITER UL Approved
Datasheet
110In Stock
Min.: 1
Mult.: 1

PCB Mount Radial 15 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 7 Ohms 0.2 31 mm 10 mm 1 mm 7.8 mm Bulk MS