September 2026, Wenzhou, China — CALOR EMAG, the brand under Wenzhou Bohong Electric Power Co., Ltd., is highlighting the 35kV Vacuum Circuit Breaker Panel as part of its medium voltage switchgear range. CALOR EMAG supplies power distribution equipment for marine, military, energy, industrial and infrastructure sectors.
The global medium voltage switchgear market has grown steadily in recent years. The market grew from $46.46 billion in 2025 to $48.57 billion in 2026, at a compound annual growth rate of 4.5%. Growth in the historic period can be attributed to rising industrial power management needs, utility grid expansion, and the development of vacuum and gas insulated switchgear. The market is expected to reach $61.32 billion by 2030, at a compound annual growth rate of 6.0%, driven by renewable energy grid expansion, smart substation adoption, and urban infrastructure electrification.
The 35kV Vacuum Circuit Breaker Panel is part of the medium voltage switchgear category, which covers electrical switchgear rated between 2 kV and 36 kV. Vacuum circuit breakers are a key component within the medium voltage switchgear market, ensuring system protection, operational stability, and network efficiency. Demand for advanced protection equipment across medium voltage systems is increasing with industrialization, expanding urban networks, and the integration of renewable power generation.
CALOR EMAG is the brand under Wenzhou Bohong Electric Power Co., Ltd., an electrical switchgear manufacturer in China. Founded in 2002, the company focuses on power transmission and distribution products and technologies. It has participated in key national projects, including the Liaoning aircraft carrier power distribution cabinet renovation and power distribution equipment for multiple national key vessels. The company has received the Aircraft Carrier Engineering Construction Outstanding Contribution Award and has been recognized as a National High-Tech Enterprise and an outstanding private enterprise in Zhejiang Province.
CALOR EMAG also cooperates with international brands such as Schneider Electric and ABB and holds a PRISMA E switchboard technology license. Its product portfolio covers medium voltage switchgear, low voltage switchgear, and prefabricated substations for power plants, substations, industrial and mining enterprises, commercial buildings, municipal construction, and infrastructure projects. The 35kV Vacuum Circuit Breaker Panel is intended for high voltage power distribution applications where vacuum circuit breaker switchgear is required. For product details, please visit 35kV Vacuum Circuit Breaker Panel.
www.caloremag.com
Wenzhou Bohong Electric Power Co., Ltd.