QSFT1053B w/ Mounting Kit - 100Amp Panel Switch
- 100 Amp
- 600 Volts AC
- 3 Pole
Purchase Options: Refurbished
QSFT1053B w/ Mounting Kit - 100Amp Panel Switch Description
QSFT1053B w/ Mounting Kit - 100Amp Panel Switch
The Zinsco QSF1053B Panel Switch is a solid, work-ready solution for commercial and industrial electrical systems that demand reliable overcurrent protection and consistent power control. Rated for 100 amps and 600 volts across three phases, this fusible panelboard switch includes a mounting kit for faster, cleaner installation—no need to hunt down extra parts. Whether you’re doing a replacement or working on a new project, it’s a practical, professional-grade component built for daily use in demanding setups.
Key Features and Benefits
- Fusible Twin Unit Design – Helps protect your system from overloads by cutting off dangerous current levels quickly and safely.
- Class RK1 & RK5 Fuse Support – Works with both types, offering more options when it comes to system design or fuse replacements.
- Quick Bolt-In Mounting – Comes with a pre-matched kit that simplifies installation and secures the switch right where you need it.
Technical Specifications
- Current Rating: 100 Amps
- Voltage Rating: 600 Volts A.C.
- System Type: Three-Phase
- Interrupt Rating: 200,000 AIC
- Pole Configuration: 3-Pole
- Fuse Compatibility: Class RK1 & RK5
- Product Size: 26.5″ W x 7.0″ H x 6.5″ D
Material Quality and Certifications
- Crafted from dependable, high-durability materials that meet industry safety requirements. This panel switch holds up well under continuous use and maintains performance without compromise. It’s manufactured to support both safety and reliability standards, ensuring it's a trusted component for your electrical system.
Where It Works Best
- The QSF1053B is a smart fit for high-load systems where reliable operation matters—think commercial buildings, plants, electrical service rooms, and more. It's particularly helpful when replacing older units in Zinsco panelboards or when upgrading to meet modern load demands without major system overhauls.
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Specifications
- Width:26.5
- Height:7.0
- Depth:6.5
- Poles:3
- Amperes:100
- A.I.C. Rating & Volts:600
- Type:QSFT
- Sub-Category:PANELBOARD SWITCH
- Approx Dimensions:26.50"W x 7.00"H x 6.50"D
- Additional Notes:3 Pole, 100 Amperes, 600 Volts A.C., Fusible Twin Unit, Type QSFT, Bolt-in Type Panel Switch. Accepts Class RK1 & RK5 Fuses. * Includes Mounting Hardware Strap Kit
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE shipping on breaker orders over $100 and all other items with orders over $500.
CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).
Same Day Shipping
We strive to ship out your items within one business day.
In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.
CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).