194R-NJ400P3 - 400A, 600V, 3-Pole, Fusible, Switch

The 194R-NJ400P3 is a rugged, line-ready solution built for reliable on/off isolation and overcurrent protection in harsh industrial and commercial environments. With a 400A rating at 600V and a true 3-Pole configuration, this fusible switch is purpose-built to safeguard motors, drives, and critical electrical feeders with a compact, maintainable footprint.

Why this matters for your systems: a triple-pole design guarantees simultaneous disconnection of all phases, reducing downtime and simplifying maintenance when servicing equipment. The fusible construction integrates overcurrent protection right at the switch, delivering fast, predictable isolation during overloads and faults while keeping control wiring clean and straightforward.

Key specifications at a glance

• Model: 194R-NJ400P3
• Amperage: 400A
• Voltage: 600V
• Poles: 3‑Pole
• Fused: Fusible

Ideal applications

• Motor disconnects in manufacturing lines, pumps, conveyors, and HVAC systems
• Panelboard integration where space is at a premium and simple maintenance is valued
• Branch circuit protection for critical feeders that require rapid isolation during faults

What sets it apart

• Compact, maintainable design: a durable fusible switch that fits tight installation spaces while remaining serviceable for routine fuse checks and replacements.
• Integrated protection: fusion-based overcurrent protection directly in the disconnect path, helping to contain faults and protect downstream equipment.
• Three-phase reliability: the 3-Pole configuration ensures all phases open together, enhancing safety during shutdowns and maintenance.
• Versatile industrial footprint: suitable for a wide range of commercial and industrial environments where space, safety, and dependable protection matter.

Practical considerations and tips

When deploying the 194R-NJ400P3, ensure compatibility with your protection scheme by selecting appropriate fuse elements for the connected load and confirming correct coordination with upstream devices. Verify enclosure integrity and mounting accessibility to keep fuses and maintenance points within easy reach. Label all phases clearly and document the disconnect location in your electrical drawings to streamline future servicing and safety audits.

In short, the 194R-NJ400P3 delivers a compact, trustworthy solution for high-current, high-voltage applications that demand quick, reliable isolation and built-in overcurrent protection. It’s an ideal choice for motor-driven applications and panelboard configurations where durability and maintainability are non-negotiable.