The Square D H361 fusible safety switch is designed for industrial applications requiring a reliable means to interrupt power for safety and maintenance purposes. This three-pole, heavy-duty switch operates with a voltage of 600V and a current rating of 30A, accommodating a variety of load and line configurations. The switch features a visible blade for easy status confirmation and a quick-make, quick-break mechanism that operates within milliseconds to enhance safety and efficiency in electrical circuits. This product is housed in a durable, NEMA Type 1 metallic enclosure suitable for general-purpose applications, ensuring longevity and robustness in demanding environments. It is compatible with Class H fuses, sold separately, which provide further protection by mitigating the risk of overcurrents and short circuits. Ideal for use in commercial buildings, factories, and HVAC installations, the H361 ensures safe and effective control and isolation of electrical circuits.