Square D 9422TCF33 - 30A, Fused Disconnect Switch

The Square D 9422TCF33 is a purpose-built 30A fused disconnect switch engineered for dependable electrical isolation in demanding industrial and commercial environments. Designed to support lockout/tagout procedures and to safely disconnect under load, this switch is built to keep maintenance teams protected and systems up and running with minimal downtime.

Key advantages that matter in daily operations:

• Reliable under-load disconnection: engineered to interrupt current cleanly when protection fuses operate, reducing arc exposure and safeguarding surrounding equipment.
• Integrated fuse protection: the fused design provides immediate overcurrent protection for control circuits and motors, helping prevent damage from short circuits or overloads.
• LOTO-ready safety: built to integrate seamlessly with lockout/tagout procedures, giving technicians a clear, verifiable isolation point during maintenance.
• Durable industrial performance: crafted for environments where reliability matters—from cleanroom corridors to bustling plant floors—so you can trust it to endure daily rigors.
• Compact, practical control: a dedicated disconnect that simplifies wiring layouts and reduces the footprint needed for safe power isolation in panels.

Where it shines — ideal for motor loads, equipment feeders, and control circuits that require quick, verified isolation. Use it in new installations or as part of a strategic upgrade to add robust protection and clear shutdown points in electrical panels, switchgear, and service enclosures.

Who benefits most — electrical contractors, maintenance teams, and facility engineers who prioritize safety, reliability, and easy compliance with lockout/tagout standards. If you manage industrial processes, manufacturing lines, or commercial systems that demand dependable power isolation, the 9422TCF33 is a compelling choice.

Why this model stands out — unlike generic disconnects, this Square D unit integrates fuse-based protection directly in the disconnect path, delivering coordinated protection for loads up to 30A while maintaining a straightforward, user-friendly interface for technicians performing testing or routine servicing.

Specifications at a glance

• Amperage Rating: 30A
• Product Type: Fused Disconnect Switch
• Brand: Square D
• Model: 9422TCF33

Practical tips for best results:

• Match the fuse type and rating to your specific load to ensure proper protection without nuisance trips.
• Coordinate the disconnect with your existing lockout/tagout program to maintain a strict isolation point during maintenance.
• Verify enclosure compatibility and mounting clearances to ensure safe wiring and easy access for operators and technicians.
• Document the disconnect location in your electrical drawings so teams can quickly identify the isolation point during service calls.