Description

The HS4-A-M PV Shutdown Controller from HIITIO serves as the intelligent hub for your photovoltaic rapid shutdown system. Designed by Zhejiang HeCheng Smart Electric Co., Ltd., this robust control box coordinates seamless communication between micro-controllers (like DCON-S) and magnetic rings, ensuring precise monitoring and instant shutdown activation during emergencies. Compliant with industry standards, it safeguards PV installations by detecting faults and de-energizing arrays—empowering firefighters and protecting assets with reliable, long-range connectivity up to 400m.