QSF2053B w/ Mounting Kit - 200Amp Panel Switch

QSF2053B w/ Mounting Kit - 200Amp Panel Switch

The Zinsco QSF2053B with Mounting Kit is a 200 amp, 600 volt, three-phase fusible panel switch that’s built for tough jobs. If you’re dealing with serious electrical loads in a commercial or industrial setting, this switch helps keep things running safely and without interruption. It’s got everything you need, including a mounting kit that makes putting it in place a lot easier—especially if you're working with a Zinsco panelboard. No need to hunt down extra parts. It’s the kind of part that does what it’s supposed to do and holds up over time.

Key Features and Benefits

• Overcurrent Protection Built-In: As a fusible switch, it helps protect your system from overloads and short circuits.
• Bolt-In Style with Mounting Kit: Simple to install, fits securely into place, and works well with existing Zinsco setups.
• RK1 and RK5 Fuse Compatible: Gives you flexibility depending on what level of protection your job calls for.

Technical Specifications

• Size: 9.5" long x 22.5" wide x 6.5" deep
• Amperage: 200A
• Voltage Rating: 600V AC
• Poles: 3
• Phase: 3
• Unit Type: Fusible, bolt-in style, includes mounting kit

Material Compliance and Certifications

• Made by Zinsco/Sylvania using solid construction and components that meet standard electrical safety and performance benchmarks. Built to handle heavy use, high voltage, and real-world wear.

Where It Works Best

• This panel switch is a smart pick for larger residential projects, commercial buildings, or industrial setups where power usage is higher and staying up and running matters. It’s reliable, easy to work with, and gives you the protection you need in systems that can’t afford downtime.