Square D MA1200S - 800V, Disconnect Switch

The Square D MA1200S 800V Disconnect Switch is built for demanding industrial and commercial environments that require safe, reliable electrical isolation. With its robust design, this device ensures dependable disconnection under load, supporting rigorous lockout/tagout procedures and enhancing maintenance safety year after year.

Why the MA1200S stands out

• High-voltage capability: Rated for 800V, it provides a secure, clear separation point in high-voltage distributions where reliable isolation is essential.
• Indoor protection, durable construction: NEMA 1 enclosure guards internal components in standard indoor settings, delivering lasting performance in busy electrical rooms and service areas.
• Safe lockout/tagout support: Designed to integrate with LO/TO procedures, giving technicians a proven, repeatable method to secure circuits during maintenance.
• Consistent disconnection under load: Engineered to perform under real operating conditions, helping minimize downtime and reduce the risk of arcing or incomplete isolation.
• Reliable long-term reliability: Built to withstand frequent operation and environmental demands typical of industrial and commercial power systems.

Specifications at a glance

• Voltage Rating: 800V
• Enclosure Rating: NEMA 1
• Product Type: Disconnect Switch
• Brand: Square D
• Model: MA1200S

Ideal use cases

The MA1200S is the go-to choice for service points in manufacturing lines, data centers, facilities with heavy electrical distribution, and any indoor environment where quick, reliable isolation is essential for maintenance, safety, and compliance. It provides a clear, definitive disconnection point that electricians and technicians can depend on during routine servicing or emergency procedures.

Practical benefits you’ll notice

• Enhanced safety: Clear isolation during LO/TO ensures workers aren’t exposed to energized equipment.
• Operational continuity: Reliable disconnection minimizes unplanned outages and supports faster fault isolation.
• Compliance readiness: Aligns with standard safety practices for electrical maintenance in commercial and industrial spaces.
• Easy integration: Designed to fit into existing distribution schemes without overhauling established infrastructure.

Choose the Square D MA1200S 800V Disconnect Switch for a purpose-built, durable isolation solution that prioritizes safety, reliability, and long-term performance in demanding electrical environments.