DiversiTech

30A Fusible Disconnect Switch

SKU: DDS-30

Pickup currently unavailable at Santa Clara

Standard shipping on all orders
Manufacturer warranty included
Amperage 30A
Voltage 240V
Type Fused (fuses in pull-out handle)
Opening Side, reversible door, opens >180°, full dead front
Enclosure Rating NEMA Type 3R (rain tight and sleet resistant)
UL Listing UL Listed, IRF9
Indoor/Outdoor Use Indoor/Outdoor
Max Horsepower 10 HP

Overview

Fusible model designed with fuses in the pull-out handle for easy replacement. The line, load, and ground terminals are aligned for ease of wiring. This product has a reversible door which opens to either the left or right, with a side-open door that opens more than 180 degrees for maximum access and a full dead front.

Features

  • Fuses located in an easy pull-out handle with indicator lights for blown fuses
  • Reversible door opens to either the left or right and opens more than 180° for maximum access with a full dead front
  • Line, load, and ground terminals aligned for easy wiring
  • Rain tight and sleet resistant (NEMA Type 3R), UL Listed
  • Rated for indoor/outdoor use in HVAC circuitry

What's Included

  • 30A Fusible Disconnect Switch
Specifications
Amperage 30A
Voltage 240V
Type Fused (fuses in pull-out handle)
Opening Side, reversible door, opens >180°, full dead front
Enclosure Rating NEMA Type 3R (rain tight and sleet resistant)
UL Listing UL Listed, IRF9
Indoor/Outdoor Use Indoor/Outdoor
Max Horsepower 10 HP
Details

Overview

Fusible model designed with fuses in the pull-out handle for easy replacement. The line, load, and ground terminals are aligned for ease of wiring. This product has a reversible door which opens to either the left or right, with a side-open door that opens more than 180 degrees for maximum access and a full dead front.

Features

  • Fuses located in an easy pull-out handle with indicator lights for blown fuses
  • Reversible door opens to either the left or right and opens more than 180° for maximum access with a full dead front
  • Line, load, and ground terminals aligned for easy wiring
  • Rain tight and sleet resistant (NEMA Type 3R), UL Listed
  • Rated for indoor/outdoor use in HVAC circuitry

What's Included

  • 30A Fusible Disconnect Switch
Manuals

Take Control with the App

Install the app to monitor and adjust your HVAC system from your phone at any time.

Device screen

Frequently Asked Questions

Who do you sell to?

We sell exclusively to licensed HVAC contractors and industry professionals. Professional installation by a licensed technician is recommended to ensure proper installation, system performance, code compliance, and maximum manufacturer warranty coverage.

What brands do you carry?

We specialize in high performance brands like Cooper and Hunter along with ductless and mini split systems that meet California low GWP and energy compliance standards. We also stock trusted installation and service brands including NAVAC, RectorSeal, Fieldpiece, Armbridge, Olmo, and Diversitech.

Do you stock equipment locally?

Yes. We have a ton of equipment and accessories in stock across the Bay Area and Sacramento, available for local pickup or freight shipping. More locations coming soon.

Can I get help sizing a system?

Absolutely. We help contractors with equipment selection, line set sizing, refrigerant matchups, and other technical questions. Reach out via phone or email for support.

Do you offer volume discounts?

Yes. We offer contractor pricing and volume breaks for bulk orders. Reach out directly if you're planning a multi-unit install or need project pricing.

Do you help with warranty claims?

Yes, you will need to first reach out to the Cooper & Hunter Technical Support line 1 800-977-0722 to go through troubleshooting, and if it is determined to be a defective unit, we will work with the manufacturer and you as the customer to source you a replacement unit under warranty. If it is determined to need replacement parts, you as the customers will work with Cooper & Hunter to source replacement parts.

Can I buy online?

Yes. As long as you have a licensed contractor account with us, you can place orders online for delivery or pickup at any of our branch locations.

What makes CoolMan different?

We’re not just a supplier — we’re a partner. We know the ductless business, we understand California codes, and we move fast to help you win jobs and keep clients happy.