JSY-MK, produced by Shenzhen Jiansiyan Technologies, specializes in reliable single-phase and three-phase embedded electrical energy metering modules.
JSY-MK is a prominent series of embedded energy metering modules developed by Shenzhen Jiansiyan Technologies Co., Ltd. Based in Shenzhen, China, the company specializes in advanced electrical measurement solutions for industrial, commercial, and automation applications.
Their product portfolio features a variety of highly accurate single-phase and three-phase AC bidirectional meters, such as the popular JSY-MK-333 and JSY-MK-194 models. These modules are heavily utilized across industries like power grid management, railway, petrochemicals, and environmental protection. Known for their seamless Modbus and DL/T645 integration, JSY-MK modules provide precise electrical parameter management for smart home systems, enterprise automation, and solar production environments.
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Most JSY-MK modules, including the JSY-MK-333, support Modbus RTU and DL/T645 protocols via RS485 or TTL interfaces for seamless integration with master master devices.
The JSY-MK brand primarily consists of single-phase and three-phase embedded electrical energy metering modules, PDU meters, and AC bidirectional meters used for precision energy monitoring.
A continuous ALARM indicator light typically indicates an overvoltage or overcurrent condition. You should immediately inspect your connected electrical system for faults or excessive loads.
Yes, JSY-MK bidirectional meters are commonly used by developers and hobbyists for advanced energy routing routines, such as integrating with ESP32 or Home Assistant to divert solar production excess appropriately.