Westinghouse FDPT3633R - 100A, 600V, Fusible, Switch

Westinghouse FDPT3633R is a rugged fusible switch designed to deliver reliable on/off isolation and overcurrent protection in demanding industrial and commercial environments. With a 100A rating and a 600V maximum, this switch provides a compact, maintainable solution for motor disconnects and panelboard protection.

Key advantages that set the FDPT3633R apart

• 100A current rating and 600V insulation rating to support a wide range of industrial loads
• Fusible design that combines disconnect capability with built‑in overcurrent protection in a single, streamlined device
• Tailored for motor disconnects, panelboards, and branch circuits where space and serviceability matter
• Compact footprint that simplifies panel layouts, wiring runs, and installation in tight spaces
• Durable construction built to withstand demanding environments and provide long service life
• Maintenance-friendly fuse access and straightforward testing of circuit protection

This switch is designed to integrate smoothly into existing electrical infrastructure. By pairing a reliable disconnect with fusible protection, it reduces the number of components needed for a complete protection solution, helping to minimize installation time and potential failure points.

Practical use cases

• Motor circuits in manufacturing lines requiring a dedicated, easily accessible disconnect
• Feeder protection in panelboards where a single, integrated switch-and-fuse assembly simplifies wiring
• Branch circuit protection for critical enclosures and control panels in commercial or light industrial facilities

Who should consider the FDPT3633R?

Electrical engineers, maintenance teams, and facility managers who need dependable protection with straightforward maintenance and fuse replacement. Ideal for facilities such as warehouses, manufacturing floors, and service environments where reliable isolation and overcurrent protection are essential.

Compared to standalone switches or separate fuse configurations, the Westinghouse FDPT3633R delivers a streamlined, space‑efficient solution that reduces wiring complexity and speeds service. If you’re seeking a dependable, low‑profile fusible switch that protects the line and load while offering easy fuse changes, the FDPT3633R is designed for you.

Practical tips for optimal performance: ensure the fuse type and rating match the protected device, install in an appropriate enclosure with proper clearance, and schedule regular inspections of fuses and terminals to maintain reliable protection and operation.