Eaton QA-2533-K Switch, 2500A, 3-Pole, 480V

The Eaton QA-2533-K is a rugged industrial switch built to power demanding electrical service, maintenance, and replacement projects. With a 2,500-amp rating delivered across 3 poles at 480 V, this disconnect is engineered for reliable performance in large, three-phase systems where downtime isn’t an option.

Key specifications

• Manufacturer: Eaton
• Part number: QA-2533-K
• Type: Switch for industrial electrical service and maintenance
• Amperage: 2500 A
• Poles: 3
• Voltage: 480 V

Why this switch stands out

Designed for high-current, three-phase environments, the QA-2533-K delivers dependable isolation and control for critical infrastructure. Its 3-pole configuration ensures synchronized switching across all three phases, helping protect equipment and personnel during service work or system upgrades. Built by Eaton, a trusted name in industrial power distribution, this switch combines durability with straightforward compatibility in large-scale switchgear and feeder arrangements.

Ideal use cases

• Industrial electrical service upgrades in manufacturing facilities, warehouses, and process plants.
• Maintenance disconnects and routine replacements for aging or damaged switchgear.
• Permanent or temporary main-disconnect applications in high-current, three-phase environments.

Compatibility & installation

To ensure a proper fit, verify the part number and application requirements before ordering. The QA-2533-K should be matched to your specific switchgear configuration and system design. Need help matching a part number or confirming compatibility? Message us and we’ll assist with alignment to your equipment and electrical codes.

Practical tips for best results

• Use this switch for applications that require reliable, high-current isolation in 3-phase 480 V systems.
• Cross-check the part number against your existing Eaton switchgear and the system’s fault-current and protection settings.
• Follow Eaton’s installation guidelines and local electrical codes during replacement or new-install projects.
• Plan for proper torqueing and secure connections to minimize contact resistance and heat buildup in high-current scenarios.