Provide dependable circuit isolation for your power systems with the Square D DU221RB General Duty Safety Switch. This 30 Amp, 2-pole non-fusible disconnect is engineered for 240V AC split-phase applications, making it an excellent choice for solar inverters, residential HVAC units, and emergency generator setups. Built to withstand harsh environments, the single-throw switch features a compact, surface-mount NEMA 3R-rated steel enclosure that protects internal components against rain, sleet, and ice formation. Equipped with heavy-duty mechanical lug terminals that accept copper or aluminum conductors ranging from 14 AWG to 8 AWG, this durable disconnect ensures secure electrical contacts. Fully UL Listed under file E2875 for absolute code compliance, it measures a streamlined 9.63 inches high by 7.75 inches wide.
| • General-duty 30 Amp 2-pole non-fusible disconnect switch for reliable circuit interruption.
• NEMA 3R-rated rainproof enclosure allows for safe indoor and outdoor wall-mount installations. • Optimized for 240V AC split-phase power layouts, including residential solar, HVAC, and generators. • Heavy-duty steel housing protects internal components from harsh outdoor elements, sleet, and ice. • Single-throw mechanical lever mechanism delivers swift and clear circuit isolation control. | • High-grade terminal lugs establish secure, low-resistance connections for copper or aluminum wiring.
• Versatile internal terminals accept standard industrial wire sizes from 14 AWG down to 8 AWG. • Streamlined, compact surface-mount dimensions measure only 9.63 inches high by 7.75 inches wide. • Fully UL Listed under file E2875 to guarantee strict adherence to regional safety and electrical codes. • Engineered by industry-leader Square D to offer a safe, economical, and long-lasting electrical solution. |
