Square D PQ3603 - 30A, Fusible Bus Plug

Introducing the Square D PQ3603, a 30A fusible bus plug designed for reliable power distribution in demanding industrial and commercial environments. This Square D component integrates fuse protection with a plug-ready form, delivering dependable connectivity for busway and panelboard systems where uptime matters.

Built for retrofit and routine maintenance, the PQ3603 shines in projects that require compatible, hard-to-find busplugs. It supports quick serviceability and consistent protection across your distribution network, helping minimize downtime and keep critical processes running smoothly.

Key features and benefits

• 30 Amp capacity provides appropriate protection for feeders and circuits within busway and panelboard configurations.
• Fusible design offers integrated overcurrent protection at the point of use in power distribution systems.
• Industrial-grade reliability backed by Square D, a trusted name in electrical distribution.
• Plug-ready integration supports straightforward installation and retrofit in existing busways and panels.
• Optimized for maintenance and retrofits with availability of compatible busplugs to extend equipment life.

Ideal use cases

• Industrial plants and process equipment requiring dependable power distribution with protective fuses.
• Commercial facilities undergoing electrical retrofit projects needing compatible bus plugs to upgrade old systems.
• Maintenance projects where spare, compatible busplugs are essential for reducing downtime.

Specifications at a glance

• Brand: Square D
• Model: PQ3603
• Type: Fusible Bus Plug
• Amperage: 30A
• Application: Busway and panelboard power distribution systems
• Typical Use: Industrial plants, commercial facilities, process equipment, retrofit projects