Siemens EEJS400 - 1200A, 80V, Disconnect Switch

The Siemens EEJS400 Disconnect Switch is engineered for demanding industrial and commercial environments where safe, reliable electrical isolation is non-negotiable. Designed to support proper lockout/tagout procedures and deliver dependable disconnection under load, this switch stands up to long-term service in mission-critical applications.

• Amperage Rating: 1200A for high-demand power circuits
• Voltage Rating: 80V, suitable for controlled, low-voltage installations
• Product Type: Disconnect Switch, purpose-built for secure isolation
• Brand: Siemens, backed by a legacy of reliability and global support
• Model: EEJS400, a purpose-built solution for robust control and protection

Who it’s for

Ideal for facility engineers, electrical contractors, panel builders, and maintenance teams responsible for safe energy isolation in motor control centers, distribution panels, and process lines. If your operation depends on quick, assured isolation during servicing or testing, the EEJS400 is designed to meet that need without compromising safety or uptime.

Why this matters

• Reliable under-load disconnection minimizes risk when switching equipment off under operating conditions
• Lockout/tagout compatibility helps streamline maintenance procedures and compliance
• Industrial-grade durability supports long service life in demanding environments

Practical use cases

• Safe isolation of motor starters and feeders during preventive maintenance
• Controlled shutdown and isolation of low-voltage equipment in control panels
• Energy isolation during commissioning, testing, and fault clearance in industrial setups

Specifications at a glance

• Amperage Rating: 1200A
• Voltage Rating: 80V
• Product Type: Disconnect Switch
• Brand: Siemens
• Model: EEJS400

Installation and maintenance tips

• Install in accordance with local electrical codes and facility safety protocols
• Ensure proper wiring and secure mounting to maintain reliable isolation
• Incorporate into lockout/tagout procedures and train staff on safe operation
• Schedule regular inspections to verify mechanical integrity and unobstructed operation