Disconnect Boxes

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Disconnects for Every Job

We carry disconnects that make it easy to shut off power safely whenever you need to work on equipment.

Strong and Reliable Electrical Disconnects

Our electrical disconnects are built for long life and dependable performance in homes, businesses, and industrial sites.

Safe Servicing with an HVAC Disconnect

An HVAC disconnect is an important safety tool, letting you quickly cut power to heating or cooling units during repairs.

Simple to Use

Designed for quick installation and easy operation, our disconnects help you get the job done without hassle.

Help from the Experts

If you’re unsure which product to choose, our team is ready to help you find the right disconnect for your needs.

Frequently Asked Questions

There are primarily two types of HVAC disconnects:

  • Fusible Disconnects: These include fuses that blow during overcurrent situations, providing protection against electrical faults.
  • Non-Fusible Disconnects: These lack internal fuses and rely on external overcurrent protection devices like circuit breakers.

Each type serves to isolate the HVAC unit from the power source for safe servicing.

  • Fusible Disconnect: Contains fuses that disconnect the power when an overcurrent occurs. These are often used in older systems or where additional protection is desired.
  • Non-Fusible Disconnect: Functions as an on/off switch without internal fuses. These are commonly used in modern systems with built-in overcurrent protection.

HVAC disconnects come in various amperage ratings to match the requirements of different systems:

  • 30 Amp Disconnects: Suitable for smaller residential units.
  • 60 Amp Disconnects: Commonly used for larger residential or light commercial units
  • Other Sizes: Available for industrial applications or specific requirements.

According to the National Electrical Code (NEC), the disconnect switch should be installed:

  • Within sight of the HVAC unit, typically not more than 50 feet away.
  • Readily accessible for maintenance personnel.

This placement ensures safety during servicing and compliance with electrical codes.

Yes, a separate HVAC disconnect is still required. While the circuit breaker provides overcurrent protection, the disconnect switch allows for safe isolation of the unit during maintenance, reducing the risk of electrical shock.

While homeowners can operate the disconnect switch, installation should be performed by a licensed electrician to ensure safety and code compliance. Improper installation can lead to electrical hazards.