The DELIXI ELECTRIC Surge Protection Device (AC SPD)  series, including DZ47SY2402, DZ47SY2404, and DZ47SY2654, offers fast surge protection and, moreover, ensures stable operation; additionally, it absorbs voltage spikes and therefore protects connected equipment. Furthermore, it reacts instantly during surges and consequently reduces system damage. Likewise, its modular design allows easy replacement and hence improves service efficiency. Similarly, the SPD supports multi-level protection and ultimately enhances electrical safety. Besides, it works reliably in harsh conditions and meanwhile maintains continuous performance. Thus, it becomes ideal for sensitive circuits and overall ensures long-term system stability. Features of DELIXI ELECTRIC Surge Protection Device (AC SPD): Fast surge suppression Modular replaceable design High-energy absorption Indicator status window Reliable arc-proof housing Specifications: Models: DZ47SY2402 / 2404 / 2654 Voltage class: AC low-voltage systems Response time: <25ns Surge capacity: model-dependent Mounting: DIN-rail Uses: Residential distribution boards Commercial surge protection Industrial control panels Sensitive equipment protection Package includes: 1x DELIXI ELECTRIC (AC SPD)