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
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Description Datasheet Availability Pricing (USD) 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 32mm 20ohms 10A INRSH CURR LIMITER UL Approved
Datasheet
4,200On Order
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 32mm 2ohms 25A INRSH CURR LIMITER UL Approved
Datasheet
4,289On 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 10ohms 18A INRSH CURR LIMITER
Datasheet
2,144On Order
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 12mm 150ohms 2A INRSH CURR LIMITER UL Approved
Datasheet
895Expected 24/08/2026
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 120ohms 4A INRSH CURR LIMITER UL Approved
Datasheet
1,696On Order
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 32mm 1ohms 36A INRSH CURR LIMITER
Datasheet
475Expected 15/10/2026
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 5ohms 20A INRSH CURR LIMITER UL Approved
Datasheet
1,080On Order
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 22mm 10ohms 8A KINK INRSH CURR LIMITER
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 200
Mult.: 100

Bulk MS
Vishay / Ametherm Inrush Current Limiters 32mm .5ohms 36A INRSH CURR LIMITER
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 200
Mult.: 25

PCB Mount Radial 36 A 120 VAC, 240 VAC, 480 VAC, 680 VAC 500 mOhms 0.25 31 mm 7 mm 1 mm 7.8 mm Bulk MS