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Switch Disconnectors / Isolators

ABB and Siemens switch disconnectors and load-break isolators for panel isolation and lockout of power circuits. Compare current ratings and request a quote.

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A switch disconnector, also called an isolator or load-break switch, makes and breaks load current and provides a visible, lockable isolation point for maintenance. Unlike a circuit breaker it does not trip on overload or short circuit; it is a switching and isolation device.

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What is a switch disconnector?

What Palm Parts Solution carries in this category

  • ABB OT / OTP / OTDC β€” three- and four-pole switch disconnectors, including DC variants and handle/shaft accessories.
  • Siemens 3LD β€” 3LD2 series switch disconnectors for panel and door mounting.

Pole count, current rating and mounting or handle accessories vary by catalog number. Confirm the exact part number for your panel arrangement, and request a quote for pricing and availability.

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Palm Parts Solution sells used surplus products. Palm Parts Solution is not an authorized distributor, affiliate, or representative for the brands we carry. Products sold by Palm Parts Solution come with Palm Parts Solution's 1-Year Warranty and do not come with the original manufacturer's warranty. Designated trademarks, brand names and brands appearing herein are the property of their respective owners. This website is not sanctioned or approved by any manufacturer or tradename listed.

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