Eaton SPD100400Y1B Surge Protection Device - UL Listed

SPD100400Y1B delivers high surge protection with 100 kA per phase, providing robust defense against transient faults. This reduces equipment wear, minimizes unplanned outages, and limits downstream damage during lightning or switching events. It is well-suited for feeders and downstream devices in manufacturing lines and distribution panels, delivering a clear return on investment through fewer downtime events. The device operates at 400Y/230V with 50/60 Hz compatibility, simplifying global procurement and ensuring reliable performance across regional power systems. Built for compact panel layouts, its internal integrated mounting enables a cleaner installation and efficient use of enclosure space while maintaining easy service access. A 15-year warranty reinforces long-term value and lower total ownership costs for mission-critical applications. EMI/RFI filtering up to 50 dB helps protect sensitive PLCs and measurement equipment from electrical noise, improving control stability and signal integrity in noisy plant environments. Audible alarm with silence button and a Form C relay contact provide immediate, field-safe signaling for maintenance teams and central control rooms, reducing response times and enabling proactive protection strategies. The surge counter with rest button simplifies on-site diagnostics, supporting proactive maintenance and compliance documentation for audits and safety reviews. This device is ideal for integration with switchgear that includes remote display, empowering operators with clear visibility and rapid fault isolation.