JN-424 - 200A, 240V, General-Duty, Safety Switch

The JN-424 is a robust 200A, 240V general‑duty safety switch engineered for reliable on/off isolation and precise overcurrent protection in demanding industrial and commercial settings. This fusible safety switch combines dependable protection with a compact footprint, making it an ideal choice when space and maintenance matter as much as safety.

Why the JN-424 stands out

• 200A at 240V provides strong, dependable control for medium-sized motor loads, panelboards, and branch circuitry without sacrificing safety or performance.
• General‑duty design tailored for everyday industrial applications where quick, safe isolation and protection are essential.
• Compact, maintainable fusible switch built for simple installation and straightforward servicing, helping minimize downtime during maintenance or upgrades.
• Integrated isolation and overcurrent protection in a single rugged device, reducing panel clutter and wiring complexity while maintaining reliable safeguarding of circuits.

Ideal use cases

• Motor disconnects in commercial equipment rooms or production lines where consistent protection and easy servicing are required.
• Panelboards that need a reliable, compact safety switch to isolate power during servicing or fault conditions.
• Branch circuit protection for equipment fed from 240V systems, especially in spaces with limited enclosure footprint.

How it protects your system and simplifies maintenance

The JN-424 serves as a single, dependable solution for both isolation and protection. When you need to service a machine or perform routine maintenance, you can confidently shut off power at the switch without risking unintended energization elsewhere in the system. The fusible design adds an extra layer of overcurrent protection, helping to prevent damage from short circuits or overloads while keeping your electrical distribution organized and easier to manage.

Technical specifications at a glance

• Model: JN-424
• Amperage: 200A
• Voltage: 240V
• Duty: General
• Type: Safety switch (fusible, general‑duty)

Practical guidance for selection and installation

Choose the JN-424 when you need a compact solution that does not compromise on safety or reliability. Verify that your electrical panel and wiring are rated for 200A and 240V, and plan for straightforward servicing access. This switch is well-suited for environments where quick, dependable isolation is required to protect personnel during maintenance and to safeguard equipment during fault events.