GLNP050400 GLNP050400 Disconnect Switch, 400A, 3-Pole, 600V

The GLNP050400 is a rugged, industrial-grade disconnect switch designed to reliably isolate electrical services for maintenance, service, and replacement projects. Built for heavy duty environments, this three-pole switch delivers a solid 400 A capacity at up to 600 V, making it a trusted choice for demanding industrial applications. As part of the ACP GLNP family, it’s engineered to integrate smoothly with existing GLNP components, ensuring a seamless, like-for-like replacement when uptime matters most.

Key specifications at a glance

• Amperage: 400 A
• Poles: 3
• Voltage rating: 600 V
• Series: ACP GLNP
• Part number: GLNP050400
• Product type: Disconnect Switch

Why this disconnect switch stands out

• —specifically designed to pair with the ACP GLNP series, allowing for straightforward upgrades, replacements, or service isolations without overhauling your panel or feeders.
• Clear fit verification—the part number GLNP050400 is your quickest path to confirm compatibility with your equipment and application requirements, reducing guesswork during procurement.
• Industrial-grade reliability—built to withstand the rigors of continuous operation in manufacturing floors, processing plants, and other demanding environments where dependable isolation is essential.

Ideal use cases

• Routine maintenance shutdowns and equipment replacement in industrial facilities
• Service disconnects for feeders, machines, or motor control circuits requiring robust isolation
• Upgrades to align with updated safety standards or expanded electrical services

How it supports safe, efficient operation

Using a purpose-built disconnect switch like the GLNP050400 helps you minimize downtime during maintenance by enabling fast, secure isolation. Its 3-pole configuration ensures all live conductors are safely disconnected, while the 400 A rating provides ample capacity for many heavy-duty circuits common in industrial settings. The 600 V rating supports a wide range of equipment and supply setups, giving you flexibility in design and operation.

Installation and compatibility guidance

To ensure optimal performance, verify fit with the exact part number and your application requirements before installation. If you’re uncertain about compatibility or integration with your current ACP GLNP components, reach out for confirmation—we’re available to help verify fit and answer questions about your specific setup. Remember to follow electrical codes and engage a licensed electrician for installation and commissioning.

Customer support and next steps

Need help matching a part number or confirming compatibility with your panel or device lineup? Message us and we’ll help verify that GLNP050400 is the right fit for your ACP GLNP system, ensuring you get the right disconnect switch for reliable, compliant operation.