Customer Service
February 7, 2023
Founded in 1927, Littelfuse supplies customers with industrial technology— fuses, fuse holders, protection relays, timers, and surge protection devices— empowering a sustainable, connected, and safer world. With over 90 years of experience, Littelfuse continues to deliver excellence and innovation in its products and services. Recognized as one of America’s Best Mid-Sized Companies in 2022, Littelfuse is committed to giving success to its customers.
Limit the ground-fault current in order to prevent unwanted fault damage. High-resistance grounding eliminates arc-flash hazards and transient over-voltages associated with ground faults.
Ground-fault relays detect the breakdown of insulation resistance caused by moisture, vibration, chemicals, or dust.
Arc-flash relays can detect a developing arc-flash incident and send a trip signal to interrupt power before significant damage occurs.
Limit the ground-fault current in order to prevent unwanted fault damage. High-resistance grounding eliminates arc-flash hazards and transient over- voltages associated with ground faults.
Littelfuse E-rated and R-rated medium voltage fuses protect transformers, potential transformers, feeders, and motor circuits. Choose specific designs to cover a wide range of current, voltage, interrupting rating, and mounting configurations to fit unique applications.
At E.B. Horsman & Son, we believe in delivering quality products that will last longer, improve efficiency, and protect our customers. With Littelfuse, we trust you will have the right product for your needs. As a customer-focused business, Littelfuse strives to innovate while maintaining quality products. As a trusted partner of E.B. Horsman & Son, Littelfuse delivers results for all customers.
Customer Service
1.888.467.7626