GE QMQ330 - 30 A, 600 V Fusible Panelboard Switch | AmpState

The GE QMQ330 is a rugged 30 A, 600 V fusible panelboard switch engineered to provide a clean, code-compliant disconnect for legacy GE panelboards. As an OEM GE component, it delivers dependable overcurrent protection and a straightforward means to isolate a circuit for maintenance or fault conditions, making it a trusted choice for facilities that rely on older GE panelboard configurations.

• Exact OEM fit—Designed to drop into GE panelboards that require a fusible disconnect, reducing installation guesswork and downtime.
• Balanced 30 A, 600 V rating—A practical solution for smaller feeders within commercial or light industrial distributions, providing reliable protection without over-specifying components.
• Integrated protection and disconnect—Fusible protection combines overcurrent protection with a dedicated disconnect, enabling quick fault isolation while preserving circuit integrity elsewhere in the panel.
• Durable construction—Built to endure in electrical enclosures, contributing to long service life in demanding environments.
• Availability through AmpState—Access to genuine GE components for maintenance teams keeping legacy systems running smoothly.

Ideal use cases

• Replacement part for aging GE panelboards that require a dedicated fusible disconnect switch.
• Maintenance and service upgrades in facilities with legacy 600 V distribution networks.
• Spare stock for organizations prioritizing OEM components to minimize compatibility risk during repairs.

Installation and compatibility notes

• Before installation, confirm that your panelboard supports a 30 A, 600 V fusible disconnect of this design.
• Installation should be performed by a qualified electrician in accordance with all local electrical codes and the panelboard’s design specifications.
• When selecting this part, verify fuse type and rating compatibility with your system to ensure safe operation and reliable protection.

Why choose the GE QMQ330 from AmpState? For teams maintaining older GE equipment, it offers a reliable, purpose-built solution that preserves original protection schemes and minimizes compatibility risk. AmpState specializes in genuine GE components, making it easier to keep legacy panelboards compliant and up to date without resorting to aftermarket substitutes.

In practical terms, the QMQ330 helps facilities keep critical systems running with confidence: it provides a trusted, OEM disconnect that aligns with existing GE protections, simplifies maintenance, and reduces the chance of compatibility issues during repairs. If your operation relies on legacy GE panelboards, the QMQ330 is the compatible, field-proven choice that supports safer, faster maintenance and ongoing reliability.