Square D | SN03 | Disconnect Switch | 60A | 600V

Introducing the Square D SN03 Disconnect Switch — a purpose-built solution for safely isolating circuits during maintenance, retrofit, or replacement tasks. Designed for reliable performance at 60A and up to 600V, this disconnect switch helps technicians power down precisely where needed, minimizing downtime and boosting on-site safety. Before you order, confirm fit and ratings; the part number SN03 is the best reference for compatibility.

Key specifications

• Amperage: 60A
• Voltage: 600V
• Part number: SN03
• Type: Disconnect Switch

What this means for your setup

The SN03 is tailored for use in maintenance shutdowns, retrofit projects, and replacement scenarios where exact specifications matter. Its 60A/600V rating makes it suitable for isolating feeders and control circuits in a range of industrial environments, helping you comply with safety protocols while keeping downtime to a minimum. Because the part number SN03 is the best reference for compatibility, you can confidently coordinate with existing Square D components and control panels.

Why choose the SN03 disconnect switch

• Reliable circuit isolation for maintenance and servicing, reducing the risk of unexpected energization.
• Clear, straightforward compatibility reference: use the SN03 to match with Square D switchgear and control panels.
• Compact, purpose-built design that integrates with standard enclosures and mounting configurations in everyday electrical installations.
• Clear rating alignment with typical industrial equipment—60A at up to 600V—so you can plan upgrades or replacements with confidence.

Installation and compatibility tips

• Always verify fit and ratings before ordering—the SN03 is the best compatibility reference for your project.
• Assess enclosure space and mounting requirements to ensure a smooth retrofit or replacement path.
• Avoid mismatched voltage or amperage in your panel to maintain safe operation and prevent premature wear.
• Document the installation with the SN03 part number to simplify future maintenance or part replacements.

Ideal for

Electrical maintenance teams, retrofit specialists, and plant engineers who need a dependable disconnect switch with clearly defined specs. The SN03 excels in service entrances, control panels, and distribution rooms where a trusted Square D component ensures consistent performance and straightforward compatibility with existing equipment.