General Duty Disconnect Switches

Nav-Tech General Duty Disconnect Switches — UL Service Entrance rated, NEMA KS1-1990 Type, 200A and 400A, indoor and outdoor configurations.

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Amperage (A)

Phase/Wires

Type

Quantity

Anything else? (optional)

Don’t see the exact configuration you need? Add it in the notes above — we’ll quote it as a custom order.

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Nav-Tech heavy-duty bolted pressure switches and general-duty fusible disconnects are built for commercial, industrial, and utility service-entrance applications. Construction is galvanized steel with an ANSI 61 gray polyester powder-coat finish, UL Listed where applicable. Standard and custom sizes and configurations are available — add your requirements to the quote and our engineers will confirm the build.

Features

Heavy-duty bolted pressure switches, 400A–4000A

General-duty fusible disconnects, 200A & 400A

NEMA 1 indoor and NEMA 3R outdoor enclosures

Silver-plated copper bus

Padlockable, gasketed enclosures

UL Listed for commercial, industrial, and service-entrance use

Galvanized steel, ANSI 61 gray powder-coat finish

Custom configurations on request

General Specifications

Product	General Duty Disconnect Switches
Material	Galvanized steel (12–14 ga typical)
Finish	ANSI 61 gray polyester powder coat
Enclosure	NEMA 1 indoor / NEMA 3R outdoor (per drawing)
Listing / Approval	UL Listed; built to utility-approved specifications
Custom	Custom sizes & configurations available on request

Full dimensioned drawings are in the Spec Sheets tab. Bus width, bus leaves, and line/load sets are shown on each drawing.

Frequently Asked Questions

What applications are these built for?

These are built for commercial, industrial, and utility service-entrance applications. Send us your requirements on a quote and our engineers will confirm the right configuration.

Can I get a custom size or configuration?

Yes. Add the amperage, dimensions, overhead/underground entry, or any special requirement in the notes when you add to quote — we build to order and quote custom configurations routinely.

How do I request a quote?

Pick the model above, set a quantity, add any notes, and hit “Add to Quote.” Open the cart (top right) to review and send it, or reach us directly from the Contact page.

Where can I download the spec sheets?

The Spec Sheets tab above has every drawing here as a downloadable PDF. All Nav-Tech spec sheets are also on the Specifications page.

Need Help Finding the Right Product?

Contact Nav-Tech for custom quotes, engineering advice, and product specifications.

Call (718) 257-2111 Request a Quote →