Square D H368N Disconnect Switch, 1200A, 3-Pole, 600V

Square D H368N Disconnect Switch — a robust, three-pole disconnect designed for demanding industrial electrical service, maintenance, and replacement projects. With a 1200 A rating and support for up to 600 V, this unit provides dependable, safe isolation for large three-phase circuits.

Designed for scenarios where reliable power shutdown is essential, the H368N enables quick, secure isolation during maintenance, testing, and system changes. Its three-pole design ensures all phases are isolated, reducing risk during disconnect operations and enhancing overall safety.

Key specifications and benefits

• Current rating: up to 1200 A for high-load applications
• Pole configuration: 3-pole design provides full three-phase isolation
• Voltage rating: compatible with systems up to 600 V
• Brand and model: Square D H368N, a trusted choice for industrial switchgear
• Application: ideal for service entrances, maintenance windows, and equipment replacement where reliable disconnection is required
• Compatibility: verify fit by part number and application requirements (H368N). Need help matching a part number or confirming compatibility? Message us and we'll help.

Why this disconnect switch matters

In industrial settings, safe power isolation is essential. The Square D H368N provides a straightforward, durable solution that can be integrated into existing switchgear or service panels. By clearly separating all three phases in one action, it minimizes exposure during maintenance and supports effective procedures for safe shutdown.

Who it's for

Manufacturers, facility engineers, and maintenance teams working with large-scale motors, feeders, and three-phase equipment will appreciate the reliability and straightforward operation of the H368N. It’s an excellent choice for facilities upgrading electrical service, replacing aging disconnects, or implementing safer shutdown options during maintenance windows.

Pro tips

• Always verify the part number (H368N) matches your equipment and that the switch is suitable for your system’s voltage and amperage requirements.
• Plan for proper enclosure fit and mounting clearance in your switchgear or panel, and follow appropriate safety procedures during service work.
• Consult with a qualified electrician or the supplier’s support team if you’re unsure about compatibility with your existing bus, fusing, or panel design.