Square D NA11028 48V Circuit Breaker, Shunt Trip | AmpState

The Square D NA11028 48V Shunt-Trip Circuit Breaker is a precise protection device designed to enable rapid, remote disconnection in panelboards, load centers, and electrical distribution setups. Built for reliability in demanding environments, this breaker ensures your system can be isolated quickly when safety or control signals demand it.

Why this shunt-trip breaker matters

• Remote disconnection: A dedicated 48V shunt-trip coil provides immediate power shutdown when your control circuit is energized, enhancing safety during maintenance, testing, or emergency scenarios.
• Direct part-number match: Designed for straightforward integration where exact part identification matters, reducing downtime spent chasing compatibility.
• Robust for industrial use: Engineered by Square D to withstand the rigors of panelboards, load centers, and distributed electrical systems.

Key features and benefits

• Voltage rating: 48V control circuit, enabling seamless integration with common building and process control systems.
• Shunt-trip capability: Enables remote tripping for fast, controlled isolation in safety-critical situations.
• Compatibility focus: Part Number NA11028 ensures a direct fit within compatible Square D assemblies and accessories.
• Applications: Ideal for panelboards, load centers, and distributed electrical distribution where quick, remote protection is required.

Ideal use cases

• Maintenance and testing environments where technicians need immediate control over power supply.
• Emergency shutdown scenarios in manufacturing, data centers, and utility rooms.
• Spare inventory in serviceable fleets to minimize downtime during replacement or upgrade projects.

Specifications at a glance

• Manufacturer: Square D
• Part Number: NA11028
• Product Type: Circuit Breaker
• Voltage: 48V
• Availability: Available from AmpState

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.