Power Distribution USAPower Distribution USA

Heavy Duty Safety Switches

Heavy duty switches are available in 30-1200A ratings and in Type 1, 3R, 12 and 4X enclosures.  Both fusible and non-fusible versions are offered.  They can be used on circuits that are rated through 200K when protected by or used with Class R or J fuses.   They feature quick make and break operation and visible blade construction.  They offer a wide range of accessories including 200% neutrals and isolated ground kits which are not available with competitive products.

Features and Benefits

  • Positive switching Action: All heavy duty switches feature quick make, quick break visible blade switching action.

  • Rugged Durability: All current carrying parts except for lugs are constructed from copper. All heavy duty switches are both load break and HP rated. All are UL98 listed.

  • Flexibility: Switches are available in 2, 3, 4 and 6 pole versions and in both fusible and non-fusible designs. Type 1, 3R, 12 and 4X enclosures are offered. They can be used for both branch and for service entrance applications. Fusible switches take Class H fuses as standard but are easily field convertible to Class R or J fuses and also to Class T fusing in 100-1200A ratings.

  • Ease of Installation: Increased wire bending space and tangential knock-outs in 30-600A ratings speed installation. The unique enclosure design provides a formed out front flange that is easy on the installer's hands and on conductor insulation.

  • Padlockable: All heavy duty switches are padlockable in the OFF position. The door can also be padlocked in the closed position.

  • Availability: Most heavy duty switches are stock items in our warehouses and can be shipped within 2-3 days after order entry.

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