高压配电柜又可是指用于电力系统发电、输电、配电、电能转换和消耗中起通断、控制或保护等作用，电压等级在3.6kV~550kV的电器产品，主要包括高压断路器、高压隔离开关与接地开关、高压负荷开关、高压自动重合与分段器，高压操作机构、高压防爆配电装置和高压开关柜等几大类。高压开关制造业是输变电设备制造业的重要组成部分，在整个电力工业中占有非常重要的地位。
High voltage distribution cabinet can also refer to the electrical products used for power generation, transmission, distribution, energy conversion and consumption, and the voltage level is between 3.6kV and 550kV, mainly including high-voltage circuit breaker, high-voltage disconnector and grounding switch, high-voltage load switch, high-voltage automatic reclosing and sectionalizer, high-voltage operating mechanism, high-voltage explosion-proof distribution device and High voltage switchgear and other major categories. High voltage switch manufacturing industry is an important part of power transmission and transformation equipment manufacturing industry, which plays a very important role in the whole power industry.