The SZ-SC01 is our most compact load moment indicator, purpose-built for spider cranes and mini crawlers. Boom length-angle sensing, load verification and A2B protection deliver real-time load, radius and rated capacity readout with multi-stage alarms and overload interlock. CE certified (LVD + EMC), English interface, pre-configured to the customer's load chart — a plug-and-play safety upgrade for small cranes.