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ZINSCO-QB - 100 Amp Max. Rated Mounting Kit

  • 100 Amp
  • 3 Pole
Mounting Hardware KitsSKU: ZINSCO-QB [R]

Purchase Options: Refurbished

Quantity
$40.00$2,730.00save $2,690.00

ZINSCO-QB - 100 Amp Max. Rated Mounting Kit Description

ZINSCO-QB  - 100 Amp Max. Rated Mounting Kit

Upgrade your electrical setup with the ZINSCO‑QB 100 Amp Max. Rated Mounting Kit, engineered to deliver reliable performance for a wide range of panelboard applications. Designed with thoughtful construction and easy install flexibility, this mounting kit is ideal for service upgrades, repairs, and new installations where a dependable support solution is essential. Whether you’re a seasoned electrician or a DIY enthusiast tackling electrical upgrades, this kit offers peace of mind with dependable amperage support and consistent fitment.

Key Features and Benefits

  • Ready‑to‑Install Mounting Solution: Streamlined design makes it simple to secure your circuit breaker where it’s needed — without guesswork.
  • Supports 100 Amp Load Capacity: Offers dependable amperage handling for medium‑duty electrical applications, giving your system safe and consistent performance.
  • Three Poles for Balanced Distribution: Ideal for setups that require three‑phase support or balanced single‑phase circuits, enhancing overall electrical reliability.
  • Compact Footprint: Height of 1.38 inches and modest shipping weight means less bulk in tight panel spaces while still delivering full functionality.
  • Easy Handling and Placement: Lightweight yet solidly built, the kit is comfortable to work with during installation and servicing.

Technical Specifications

  • Part Number: ZINSCO‑QB
  • Amperes: 100 A Max.
  • Poles: 3‑Pole
  • Frame Type: QB; QB24
  • Physical Height: 1.38 inches
  • Ship Weight: 4.13 lbs (approximate)

Material Compliance and Certifications

  • This mounting kit is crafted to meet industry expectations for quality and safety. While specific third‑party certifications vary by region and panel configuration, the design aligns with common electrical compliance practices to support safe installation and service life in residential or commercial environments. Always verify local code requirements and pairing with appropriate circuit breakers before installation.

Where It Works Best

  • Electrical Panel Upgrades: Ideal when replacing or adding a compatible breaker frame to an existing panel.
  • Service Renovations: A great pick for electricians working on service entrances or load center adjustments.
  • Balanced Load Applications: Perfect for systems needing equal distribution across three poles.
  • DIY Electrical Projects: Friendly for experienced homeowners taking on structured electrical upgrades.

 


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:4.13
  • Height:1.38
  • Depth:0.38
  • Poles:3
  • Amperes:100
  • Type:QB; QB24
  • Panel Type:QB

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).

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