Zhejiang Donghua Electrical Appliance Co., Ltd.
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Introducing HR18 Series Fuse‑Disconnector: Reliable Fused Isolation Solution for Low‑Voltage Dist...

Introducing HR18 Series Fuse‑Disconnector: Reliable Fused Isolation Solution for Low‑Voltage Dist...

2026-08-25
HR18 series fuse‑disconnector integrates switching, isolation and short‑circuit protection. Rated up to 690V, 160‑630A, compliant with IEC60947‑3 for panel‑builders & industrial distribution projects.
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Launched Multifunctional Switching Power Supply

Launched Multifunctional Switching Power Supply

2024-06-27
Switching power supply products include industrial automation control, military equipment, scientific research equipment, LED lighting, industrial control equipment, communication equipment, power equipment, instrumentation, medical equipment, semiconducto...
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Master The Key To Power Supply Protection - Fuse

Master The Key To Power Supply Protection - Fuse

2024-06-27
Fuse is one of the most commonly used protection devices in power systems. Widely used in high and low voltage power distribution systems, control systems and electrical equipment as short circuit and overcurrent protectors. The purpose of a fuse is to inte...
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Mutual Inductor

Mutual Inductor

2024-06-27
The transformer is an indispensable and important equipment in the power system. They are usually used in protection devices to monitor the current of the power system in real time and to locate and protect the faults within the system.transformer is also o...
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Fuse Disconnect Switch

Fuse Disconnect Switch

2024-06-27
[Fuse disconnect switch] is a switching device for high short-circuit currents in power distribution and motor circuits. Can be used as power switch, isolation switch, emergency switch and circuit protection. This switch is versatile and suitable for a va...
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Disconnecting Switch

Disconnecting Switch

2024-06-27
With the continuous development of the electric power industry, the isolation switch is an indispensable part of the power distribution network, and its functions have become increasingly prominent. Isolating switches are widely used in power distribution ...
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