Square D | CH221N | Disconnect Switch | 30A | 2-Pole | 240V

Square D CH221N Disconnect Switch — a purpose-built 30A, 2-Pole, 240V disconnect designed for maintenance, retrofit, and replacement tasks where exact spec alignment matters. When you need a direct-match component that integrates smoothly with existing Square D systems, CH221N is your reliable choice.

Designed to deliver predictable performance in practical, real-world setups, this disconnect switch provides a straightforward solution for safely isolating 240V circuits. The CH221N’s form, electrical characteristics, and mounting footprint are chosen to align with common Square D installations, helping minimize compatibility concerns during service or upgrades.

• Amperage: 30A continuous current rating for a wide range of 240V circuits in commercial and light industrial settings.
• Poles: 2-Pole configuration to reliably disconnect both hot legs, improving safety during maintenance.
• Voltage: Rated for 240V operation, suitable for control circuits, feeders, and equipment designed around standard North American 240V systems.
• Compatibility: The CH221N part number is the best reference for ensuring a precise fit and electrical characteristics in your panel or system.
• Use Case: Ideal for maintenance, retrofit, and replacement projects where matching specs is critical to avoid downtime and mismatches.

Practical benefits in the field

• Direct-match replacement: Reduces guesswork and downtime by preserving the existing electrical footprint and wiring layout.
• Consistent reliability: As a Square D component, it aligns with your existing breakers, controllers, and control panels, simplifying maintenance planning.
• Enhanced safety: The 2-Pole design ensures both conductors are isolated, supporting safer servicing of energized equipment.

How to verify fit and planning tips

• Always confirm that the CH221N’s ratings match your circuit requirements and that the physical mounting style aligns with your enclosure.
• Use the CH221N part number as the primary reference during ordering to ensure compatibility across your Square D inventory.
• Keep a written record of the exact part numbers used in each panel to streamline future maintenance or replacements.

Who should consider this disconnect switch

• Electrical technicians performing panel maintenance in facilities with 240V circuits.
• Facility engineers planning retrofits or equipment upgrades that require a precise, reliable disconnect.
• Contractors replacing worn or obsolete disconnect switches without altering the surrounding wiring or enclosure.

With the Square D CH221N Disconnect Switch, you gain a dependable, spec-aligned solution that keeps your 240V systems safe, accessible, and easy to service. When exact compatibility matters, trust the CH221N to deliver consistent performance and straightforward installation.