QSFT1033B - 100Amp Panel Switch

QSFT1033B - 100Amp Panel Switch

The Zinsco QSFT1033B is a heavy-duty, 100-amp, 3-pole panel switch built for demanding electrical systems. Designed for industrial and commercial use, it handles significant power loads while maintaining safety and reliability. This bolt-in fusible twin unit installs easily and stays put, making it a smart choice for long-term performance. If your job calls for a switch that won’t quit — whether you're upgrading gear or setting up a new system — this model delivers solid, dependable power control.

Key Features and Benefits

• Twin-Fuse Design: Speeds up maintenance by making fuse changes straightforward during faults.
• Bolt-In Mounting: Keeps the switch locked in place securely, minimizing vibration or loosening over time.
• Versatile Fuse Support: Accepts both Class RK1 and RK5 fuses, giving you flexibility based on your system's needs.
• Reliable Power Handling: Supports 100 amps at 250 volts AC, ideal for high-load environments.
  

Technical Specifications

• Amperage: 100 Amps
  
• Voltage: 250V AC
  
• Poles: 3
  
• Mount Style: Bolt-In
  
• Unit Type: Fusible Twin (QSFT Series)
  
• Dimensions:
  • Width: 14.00 inches
  • Height: 5.50 inches
  • Depth: 5.00 inches

Material Compliance and Certifications

• Industry Standards: This switch meets standard industry requirements for safety and performance.
• Build Quality: It’s made using proven materials that hold up under continuous load — exactly what you'd expect in a commercial-grade component. Zinsco’s attention to quality shows in both the engineering and the fit-and-finish.
  

Where It Works Best

• Ideal for factories, warehouses, large commercial buildings, and service panels, the QSFT1033B is built to support serious electrical systems. Whether you're maintaining an existing setup or working on a new install, this unit gives you peace of mind with a design that's as practical as it is reliable.