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AboutShijiazhuang Tonghe Electronic Technology Co., Ltd. is a high-tech enterprise dedicated to technological innovation, product innovation, and management innovation in the power electronics industry. It integrates R&D, manufacturing, sales, and service in the power electronics sector, providing customers with comprehensive energy solutions. -
ProductAfter more than two decades of rapid development, the company has established an industrial pattern covering three major business sectors: new energy, smart grid and aerospace. Its sales network covers more than 30 provinces, municipalities and autonomous regions nationwide, and its products are sold to overseas markets, winning high recognition from customers at home and abroad.
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PartnerIn the future, the company will continue to uphold its corporate mission of “embracing an entrepreneurial spirit, focusing on power electronics, efficiently utilizing energy, and serving global users,” while adhering to the core values of “contribution, mutual benefit, gratitude, efficiency, and innovation” to provide users with high-quality products and services.
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BlogsCommunicate with sincerity and courageously take responsibility; keep the customer at the center of our focus, continuously optimize the company’s management systems and processes, consistently identify and meet customer needs, deliver and enhance customer value, and maintain the company’s rapid growth.
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Join usThe company consistently upholds a talent philosophy centered on “people first,” actively fostering an atmosphere of respect, understanding, integrity, and friendliness. We provide a robust platform for talent development, enabling our employees to become powerful pillars of the company’s sustained growth and achieving mutual growth and shared success between the company and its talents.
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InvestorDisclose information relevant to investors’ decision-making in a truthful, accurate, complete, timely, and fair manner; strengthen communication and engagement with investors; and enhance and improve investor relations management.
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ContactWith a spirit of self-respect, self-reliance, and relentless self-improvement, coupled with an open mind, we focus on customer needs based on continuous learning and absorption. We dare to take risks, keep exploring, and steadily build management models and technological products that reflect our unique characteristics.
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No. 350, Lijiang Road, Shijiazhuang High-tech Zone
The ZLCL module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. is responsible for acquiring essential DC voltage/current, battery‑pack temperature, digital input data, and controlling digital output dry contacts in the DC system, and it uploads this data to the monitoring host via RS485/CAN interfaces.
The SDYKZQ module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. is primarily used in applications where dual‑channel AC incoming lines require control of the line contactors. The product features acquisition of two AC voltage channels, seven digital input channels, and RS‑485 communication capability.
The ZLJC-64 module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. features the capabilities of monitoring branch circuit status, generating alarms, and providing insulation‑related information.
The JLCL-3 module, developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd., measures AC voltage, AC current, active power, reactive power, power factor, and grid frequency, and features an RS485 interface for connectivity with automation systems.
The DYCL module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. is a bus‑bar voltage acquisition device that can display the bus‑bar voltage locally or communicate with monitoring systems, serving as a low‑level module for external voltage signal acquisition.
The DLCL module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. is a busbar current acquisition device that can display busbar current locally and also communicate with monitoring systems, serving as a low-level module for external current signal acquisition.
The KGL-64 module developed by Shijiazhuang Tonghe Electronic Technology Co., Ltd. fully accounts for the diverse requirements of power‑system applications. Its data‑acquisition unit adopts a modular design, while the CPU processing unit employs a high‑speed computing chip to ensure rapid detection of discrete input signals. The KGL-64 module is responsible for acquiring essential discrete inputs from the DC system and controlling discrete output dry contacts, and it transmits the collected data to the monitoring host via an RS‑485 interface.
The KGKZQ-16 module, developed by Shijiazhuang Tonghe Electronic Technology Co., Ltd., fully accounts for the diverse requirements of power‑system applications, with its data acquisition unit designed according to a modular architecture. The KGKZQ-16 module manages discrete output dry contacts and communicates with the monitoring host via an RS‑485 interface.
The KCKZ-24 module developed by Shijiazhuang Tonghe Electronic Technology Co., Ltd. fully accounts for the diverse applications in power systems. It employs a high-speed processing chip to ensure rapid detection of digital input signals, and its digital output supports both standard and pulse‑type configurations. Additionally, it can communicate with the host device via either RS‑485 or CAN interfaces.
The JYJC-64G module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. monitors busbar insulation and branch circuit insulation, and uploads the data to the monitoring host via an RS485 interface.
The JYJC-32G module developed by Shijiazhuang Tonghe Electronics Technology Co., Ltd. monitors busbar insulation and branch circuit insulation, and uploads the data to the monitoring host via an RS485 interface.
The JLKZQ module developed by Shijiazhuang Tonghe Electronic Technology Co., Ltd. fully accounts for the diverse applications in power systems. Its data acquisition unit adopts a modular design, while the CPU processing unit employs a high-speed computing chip, ensuring rapid measurement of AC voltage, AC current, active power, power factor, and other parameters. The module also controls external electrical actuators according to preset strategies, thereby enabling automatic transfer of the AC incoming line.
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