Siemens HF221NR - 30A, 240V, 2-Pole, Fused Disconnect Switch

Meet the Siemens HF221NR, a 30A, 240V, 2-pole fused disconnect switch engineered for reliable electrical isolation in demanding industrial and commercial environments. This switch is designed to deliver a clean, dependable disconnection under load while supporting proper lockout/tagout procedures, making maintenance safer and more efficient without compromising performance.

Why the HF221NR stands out

• Precisely rated for demanding circuits — 30A at 240V with a robust 2-pole design ensures both hot lines are isolated, providing comprehensive protection for equipment and personnel.
• Fused protection for immediate fault handling — built-in fuses interrupt fault currents, delivering rapid disconnection and contributing to overall system safety and reliability.
• LOTO-ready for safe maintenance — compatible with lockout/tagout practices, helping teams conform to safety standards during servicing and inspections.
• Durable, long-term operation — purpose-built for industrial and commercial use, emphasizing dependable performance and enduring service life in challenging environments.
• Straightforward integration — designed to slot into control panels and distribution setups where a compact, two-pole fused disconnect is needed for reliable line isolation.

Ideal applications

• Motor control centers and equipment disconnects in manufacturing lines
• Service disconnects for commercial HVAC, pumps, and conveyors
• Maintenance-friendly isolation for industrial electrical equipment
• Any scenario requiring secure, code-aligned lockout/tagout with dependable load interruption

What you get with the HF221NR

• Product type: Fused Disconnect Switch
• Brand: Siemens
• Model: HF221NR
• Amperage rating: 30A
• Voltage rating: 240V
• Number of poles: 2-Pole

Practical usage tips

For optimal performance, pair the HF221NR with compatible locking hardware to ensure secure lockout during maintenance. When service work is complete, verify all fuses are intact and the circuit is fully restored before re-energizing. Keep clear labeling near the disconnect switch to communicate the protected circuits and the required lockout procedures to maintenance personnel.

Why choose Siemens HF221NR over alternatives

This fused disconnect switch is purpose-built for reliable isolation in real-world industrial settings, offering a balanced combination of electrical safety, straightforward operation, and rugged longevity. Its 2-pole design ensures complete de-energization of 240V circuits, while the fuse element provides immediate overcurrent protection, reducing the risk of equipment damage and improving downtime efficiency.