Schneider Electric 175 100 Series Surge Protective Device, 43VDC, 10KA (PC642C-043)

Keep security, surveillance and network systems online with the Schneider Electric 175 100 Series Surge Protective Device (PC642C-043). This surge protection module is engineered for low-voltage and IT environments, delivering three-stage hybrid protection that combines gas tubes and silicon avalanche components to absorb and divert destructive transients. With a 43VDC rating and 10kA surge capacity, the PC642C-043 defends cameras, access control panels, alarms and other monitoring equipment against power spikes that cause downtime and costly hardware replacements. Resettable PTC fuses add an automatic recovery layer—mitigating sneak and fault currents and restoring normal operation without manual fuse replacement. The compact dual-pair, four-wire design installs cleanly in racks and enclosures, making it ideal for security integrators, system installers and IT managers who need dependable protection without sacrificing space. Rely on Schneider Electric surge protection for improved equipment survivability and lower long-term maintenance costs. Protect your installations today—add the PC642C-043 to your security, surveillance or networking deployments.

• Protects critical security, surveillance and networking equipment from damaging voltage transients to maximize uptime
• Three-stage hybrid protection (gas tube + silicon avalanche) for layered, reliable surge suppression
• Resettable PTC fuses automatically restore operation after faults, reducing maintenance and downtime
• Compact dual-pair, four-wire module simplifies installation in low-voltage and IT racks while saving panel space
• 10kA surge capacity and 43VDC rating provide robust defense for monitoring and access control systems