KCDP-QMQB400 - 400 Amp Max. Rated Mounting Kit

KCDP-QMQB400  - 400 Amp Max. Rated Mounting Kit

The KCDP‑QMQB400 400 Amp Mounting Kit is a professionally made, aftermarket replacement designed to support 3-pole breakers with a 400-amp maximum rating. This mounting hardware is a direct fit for QMQB frame types and offers a solid, reliable solution for replacing lost or damaged OEM components. Whether you're working on a retrofit, repair, or new installation, this kit makes it easier to get the job done right the first time.

Crafted with durability in mind, it holds up well in demanding environments. It’s the kind of hardware you install once and don’t have to think about again. Installation is straightforward, helping you avoid delays on-site. If you need a dependable way to secure breakers without chasing down hard-to-find OEM parts, this kit checks all the boxes.

Key Features and Benefits

• Made for QMQB Frames: Specifically designed to fit and support 3-pole, 400 amp QMQB breakers.
• Installer-Friendly: Simplifies the mounting process, especially helpful during tight retrofits or repairs.
• Built to Last: Made from quality materials that stand up to real-world use.
• Direct Replacement: Offers the fit and function of an OEM kit without the high cost or long lead time.
• No Guesswork: Helps reduce the risk of misalignment or improper mounting.

Technical Specifications

• Part Number: KCDP‑QMQB400
• Amperage: 400 Amps Max
• Number of Poles: 3
• Frame Compatibility: QMQB
• Weight: 13.5 lbs
• Height: 2.5 inches

Material Compliance and Certifications

• This is an aftermarket product built to align with industry standards for mechanical fit and performance. It’s intended to meet the demands of working professionals and is suitable for systems requiring non-OEM mounting solutions. Always install according to local codes and equipment guidelines.

Where It Works Best

• Breaker panel repairs in commercial or industrial buildings
• Retrofits when updating older electrical systems
• Replacement projects where original mounting kits are no longer available
• New installations needing a reliable, easy-to-install solution for QMQB frame breakers