Littelfuse Surge Protection & Filters
Surge protection by Littelfuse offer industrial control and automation panel builders the best protection for industrial equipment such as PLC’s, HMI's, power supplies, drives and communication equipment against voltage spikes and transients caused by lightning, switching events, or power grid fluctuations. Surge protection products are commonly used in industrial automation, power generation, power distribution and high reliability applications where surge suppression is required to safeguard critical equipment and maximize system uptime.
Many surge protection applications are found in high transient environments such as power distribution control panels, automation panels and communication panels and equipment. Littelfuse provides a full range of industrial surge protection products and can offer the most compact footprint or the highest surge capacity product as needed for your application.
Littelfuse also offers a comprehensive range of surge protection products designed for installation at the service entrance, electrical distribution and at the equipment level. Our complete line of industrial surge protection devices featuring thermal protection is specifically designed to work in the most demanding applications and are designed to be easily integrated into existing control panels.
FAQs
What is Littelfuse surge protection used for?
Littelfuse surge protection is used to protect industrial electrical equipment and sensitive electronics from transient voltage spikes caused by lightning, switching events, and power disturbances.
Where are Littelfuse surge protection devices installed?
Littelfuse surge protection devices are commonly installed at electrical service entrances, power distribution panels, control panels, and automation cabinets to safeguard PLCs, HMIs, power supplies, drives, and communication systems.
What types of equipment benefit from Littelfuse surge protection?
Equipment that benefits includes PLCs, HMIs, power supplies, variable frequency drives, sensors, communication devices, and other sensitive electronics used in industrial automation and control systems.
How do Littelfuse surge protection devices improve system reliability?
By limiting overvoltage events before they reach sensitive equipment, Littelfuse surge protection devices help prevent equipment damage, reduce failures, and support stable, long-term system operation.
Why choose Littelfuse surge protection over other protection solutions?
Littelfuse surge protection is chosen for its rugged design, broad range of energy-handling options, ease of integration, and proven performance in industrial power systems where uptime and reliability are essential.