ABB 3-Pole 16A Non-Fusible Doo...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$222.24
ABB 3-Pole 16A Non-Fusible Door Mount Disconnect Switch

ABB 3-Pole 16A Non-Fusible Door Mount Disconnect Switch

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Model: OT16FT3

In Stock (leaves warehouse same day if ordered before 3pm ET)

$222.24
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ABB 3-Pole 16A Non-Fusible Door Mount Disconnect Switch

The ABB 3-Pole 16A Non-Fusible Door Mount Disconnect Switch is a front-operated switch-disconnector designed for door-mounted installation on electrical enclosures and control panels. Rated to UL508, this non-fusible disconnect switch features protected clamp terminals for secure conductor termination and provides reliable 3-pole isolation for 16A circuits. The operating handle is not included and must be ordered separately to complete the door-mount assembly.

Key Features

  • 3-Pole Configuration: Provides simultaneous disconnection across three poles for multi-phase circuit isolation.
  • 16A Rating: Sized for 16A non-fusible switching and isolation duty.
  • Door Mount, Front Operated: Designed to mount directly to an enclosure door with front-facing operation for convenient access.
  • Non-Fusible Switch-Disconnector: Functions as a disconnect/isolator without integrated fuses, simplifying circuit isolation ahead of downstream protective devices.
  • Protected Clamp Terminals: Enclosed clamp-style terminals help protect connections and support secure, code-compliant wiring.
  • Handle Sold Separately: Operating handle is not included with this switch and should be specified and ordered separately.

Certifications & Compliance

  • UL508 Industrial Control Equipment Standard

Technical Specifications

  • Country of Origin: UKN

Typical Applications

  • Industrial Control Panels and Enclosures
  • Motor Control Centers
  • Machine and Equipment Disconnect Points
  • Door-Interlocked Disconnect Installations
  • Commercial and Industrial Electrical Distribution

Why ABB?

ABB engineers its switch-disconnectors for dependable performance in demanding industrial and commercial environments. With protected clamp terminals, a UL508-compliant design, and a non-fusible 3-pole configuration built for door-mount applications, this ABB disconnect switch supports safe, code-compliant isolation in control panels and enclosures where reliable manual disconnect capability is essential.

Manufacturer Resources

Spec Sheet

Product Specs

Product Type:
Disconnect Switch
Amperage Rating:
16A
Configuration:
3-Pole
Standards:
UL508
Department:
Electrical
Product Group:
Wiring Devices
Product Subgroup:
Safety Switches

ABB OT16FT3 – Frequently Asked Questions

1) Does the ABB OT16FT3 disconnect switch come with an operating handle?
No. The OT16FT3 switch body ships without the operating handle, and the handle has to be specified and ordered separately to complete a door-mount assembly. Plan for two line items on the order: the switch-disconnector itself and the handle (plus the shaft the handle kit calls for) so the panel door can actually be operated once the switch is mounted.
2) Can I use a 16A ABB door mount disconnect as the machine disconnect for a control panel?
That is what it is built for. The OT16FT3 is front operated and mounts to the enclosure door, which is the arrangement used for door-interlocked disconnect points on industrial control panels, motor control centers and machine disconnects. The limit is the current: it is a 16A device, so the load ahead of it has to sit inside that rating. Bigger machine loads need a higher-rated switch.
3) The disconnect is going outdoors on a rooftop unit, not inside a control panel. Is the ABB 16A door mount switch the right choice?
No. The ABB 3-pole 16A door mount disconnect is a front-operated switch-disconnector intended to mount to an enclosure door on control panels and machine disconnect points, and it ships without an enclosure of its own. For a wet or washdown location, the Square D MD 3-pole motor disconnect comes in a NEMA 4X enclosure, so the switch and its housing arrive as one assembly. Use the ABB unit when you already have the panel and door to mount it into.
4) My panel cutout is for a 65x65 mm rotary handle. Will the ABB OT16FT3 drop in?
Do not assume it will. The ABB OT16FT3 is supplied without an operating handle, so the door interface depends entirely on which ABB handle you specify with it. If the existing prep is built around a 65x65 mm protruding rotary handle, the Square D TeSys VLS protruding rotary handle disconnect switch is dimensioned to that 65x65 mm handle footprint. Match the handle to the door cutout before ordering either.
5) Does the ABB OT16FT3 meet UL508 for industrial control panel builds?
Yes, the OT16FT3 is rated to UL508, the industrial control equipment standard, which is the listing panel shops usually need to see for a disconnect going into a UL-listed control panel build.
6) Will a 3-pole 16A disconnect switch isolate all three phases at once?
Yes. The ABB OT16FT3 is a 3-pole configuration, so all three poles break simultaneously on one handle throw, giving full multi-phase isolation rather than breaking only one leg.
7) What are the alternatives to an ABB door mount disconnect if I need an enclosed or washdown-rated unit?
The ABB OT16FT3 is a bare switch body meant to mount on a panel door, so it needs an enclosure you supply. If you want the disconnect to arrive already in a housing, the Square D MD 3-pole motor disconnect switch comes in a NEMA 4X enclosure for wet or washdown locations. For a rotary handle unit, the Square D TeSys VLS with a 65x65 mm protruding rotary handle is another route, and the Bryant 30103D 103D Series is a 600V 3-pole manual disconnect switch.
8) What is the closest 3-pole alternative if I do not need a door-mounted operator?
The Bryant 30103D is a 600V 3-pole manual disconnect switch in the 103D series, which keeps the same three-pole manual switching arrangement as the ABB OT16FT3 without the door-mount, front-operated handle arrangement the ABB unit is built around. Note that the ABB switch's operating handle is ordered separately, so if you want a self-contained manual switch the Bryant is the simpler count of parts.
9) Is a motor disconnect the same thing as the ABB 16A switch-disconnector?
They serve different points in the system. The ABB 3-pole 16A unit is a UL508 non-fusible switch-disconnector for isolating a 16A circuit ahead of downstream protective devices inside a control panel. The Square D MD is specifically a 3-pole motor disconnect switch supplied in a NEMA 4X enclosure, intended as a local disconnecting means at the motor. If the drawing calls for a disconnect at the machine itself rather than on the panel door, the ABB switch is not the like-for-like part.
10) What kind of terminals does the ABB OT16FT3 use for landing conductors?
Protected clamp terminals. The clamp-style terminations are enclosed, so the live parts at the connection point are shielded once the conductor is landed, which is what you want on a door-mounted switch a technician reaches past with the enclosure open.
11) Where can I get the full spec sheet for the ABB OT16FT3?
ABB publishes a PDF spec sheet for the OT16FT3 covering the switch-disconnector's technical data, and it is linked in the product specifications for the part. That document is the place to confirm handle and shaft part numbers before you build the door-mount order.
How fast can I get the ABB OT16FT3 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the ABB OT16FT3 come with a warranty?
Absolutely. The ABB OT16FT3 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the ABB OT16FT3?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the ABB OT16FT3 from ZenSupply?
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