Square D D221NRBCP1 - 30A, Circuit Breaker

Square D D221NRBCP1 is a rugged 30A circuit breaker designed to deliver reliable overcurrent protection in demanding electrical systems. Built for industrial, commercial, and OEM applications, this breaker protects distributed power networks from faults and overloads, helping keep panels up and running.

What it does

Rated at 30A and categorized as a circuit breaker, the D221NRBCP1 is intended for installation in panelboards, switchboards, control panels, and OEM equipment. It serves as a critical safeguard in distribution panels and motor control centers, interrupting fault currents to prevent damage, reduce downtime, and promote safe operation across equipment and wiring.

Key benefits

• Precise 30A protection for branch circuits and motor feeders, helping maintain system integrity without nuisance trips.
• Versatile deployment suitable for panelboards, switchboards, control panels, and OEM equipment, offering flexibility in diverse installations.
• Dependable overcurrent protection designed to respond quickly to fault conditions, supporting safe operation of distribution panels and motor control centers.
• Trusted Square D reliability backed by a long history of performance in critical electrical infrastructure.

Ideal use scenarios

Use the D221NRBCP1 to protect feeders and circuits in:

• Industrial distribution panels where motor control centers require robust protection
• Commercial panelboards that service essential equipment and vending systems
• OEM equipment assemblies where a reliable, easily replaceable protective device is needed

Specification snapshot

Current rating: 30A
Breaker type: Circuit Breaker
Model: D221NRBCP1
Brand: Square D