Siemens HF221S - 30A, 240V, Disconnect Switch

The Siemens HF221S 30A, 240V Disconnect Switch is built for reliable electrical isolation in demanding industrial and commercial environments. Its rugged design delivers safe, dependable disconnection under load, making maintenance and shutdowns safer and more efficient. With a NEMA 4X enclosure, this disconnect switch is engineered to withstand harsh conditions, including dust, moisture, and corrosive environments, ensuring longevity in service panels, motor control centers, and service entrances.

Key features

• Amperage rating: 30A for dependable control of moderate power circuits
• Voltage rating: 240V, suitable for common industrial/ commercial systems
• Enclosure: NEMA 4X-rated for rugged environments and enhanced corrosion resistance
• Lockout/tagout readiness: designed to support safe lockout/tagout procedures and personnel protection
• Reliable disconnection under load: engineered to interrupt circuits safely when service or maintenance is required
• Durable, long-term performance: built to withstand frequent operation in demanding applications

Ideal for

• Industrial panels, switchgear, and motor control centers needing a dependable service or disconnect point
• Commercial facilities requiring safe isolation during electrical maintenance and routine servicing
• Facilities implementing strict lockout/tagout programs to protect maintenance personnel
• Outdoor or harsh environments where weather and corrosion resistance are critical

Why the HF221S stands out

This disconnect switch combines Siemens engineering with a robust NEMA 4X enclosure to deliver consistent performance across demanding applications. The HF221S is specifically designed to provide safe isolation even when circuits are loaded, helping technicians perform maintenance with confidence and reducing the risk of unexpected energization. Its build quality supports long service life in busy facilities, lowering replacement and downtime costs over time.

Specifications

• 30A
• 240V
• NEMA 4X
• Disconnect Switch
• Siemens
• HF221S

Practical guidance and usage tips

To maximize safety and performance, pair the HF221S with an appropriate lockout/tagout device and follow your site’s electrical safety procedures. Use it as a clearly labeled isolation point in electrical distribution paths to simplify routine maintenance and troubleshooting. When integrating into existing panels, confirm compatibility with your control circuits and ensure correct wiring practices per local codes and standards. This disconnect switch is a strategic component for anyone looking to improve electrical safety, streamline maintenance workflows, and maintain uninterrupted production in demanding environments.