Eaton Pow-R-Xpress PRL1X Serie...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$192.83
Eaton Pow-R-Xpress PRL1X Series Configurable Interior Panelboard

Eaton Pow-R-Xpress PRL1X Series Configurable Interior Panelboard

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Model: PRL1X1100X18A
$192.83

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

$192.83
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Eaton Pow-R-Xpress PRL1X Series Configurable Interior Panelboard

The Eaton Pow-R-Xpress PRL1X Series Interior Panelboard delivers reliable electrical distribution for commercial and industrial power infrastructure. Built on Eaton's proven Pow-R-Xpress platform, this panelboard interior provides the essential distribution components for integration into appropriate enclosures, with configurations spanning 208Y/120V and single-phase 120/240V and three-phase arrangements, ampere ratings from 100A to 600A, and pole counts up to 60. It is engineered to bring dependable performance and quality Eaton engineering to demanding facility power needs.

Key Features

  • Configurable Distribution: Available in 208Y/120V, single-phase 120/240V, and three-phase voltage arrangements to support comprehensive facility power distribution across single-phase and three-phase loads.
  • Wide Ampere Range: Offered in 100A, 125A, 225A, 400A, and 600A ratings to match commercial and industrial current-handling requirements.
  • Pole Configurations: Available with 18, 30, 42, or 60 maximum poles to accommodate varying circuit-density needs.
  • Bus Material Options: Offered with aluminum bus or copper bus construction for flexible specification.
  • Sub-Feed Breaker Capability: Select configurations support sub-feed breakers up to 400A for downstream distribution needs.
  • Code-Compliant Design: Engineered to ensure proper grounding and neutral connections for safe electrical distribution in commercial environments.
  • Pow-R-Xpress Series: Features Eaton's proven PRL1X panelboard platform, designed for efficient installation and long-term operational reliability.
  • Interior Assembly: Provides the essential distribution components for integration into appropriate enclosures and electrical systems.

Technical Specifications

  • Refer to manufacturer documentation for complete technical specifications.

Typical Applications

  • Commercial Office Buildings and Professional Facilities
  • Retail Establishments and Shopping Centers
  • Light Industrial and Manufacturing Facilities
  • Multi-Tenant Commercial Properties
  • Educational and Institutional Buildings
  • Healthcare and Medical Facilities

Why Eaton?

Eaton panelboard interiors represent decades of electrical distribution expertise, providing reliable power management solutions for professional applications. The Pow-R-Xpress PRL1X series delivers consistent performance and durability across its range of phase, voltage, pole, and ampere configurations, helping ensure long-term electrical system reliability for commercial and industrial environments where code-compliant power distribution is essential.

Manufacturer Resources

Product Specs

Product Type:
Panelboard Interior
Series:
Pow-R-Xpress PRL1X
Department:
Electrical
Product Group:
Power Distribution
Product Subgroup:
Panelboards & Load Centers

Eaton PRL1X1100X18A – Frequently Asked Questions

1) Does the Eaton PRL1X Pow-R-Xpress panelboard come with an enclosure and cover?
No. The PRL1X Pow-R-Xpress is a panelboard interior, meaning the bus assembly and branch mounting structure only. You supply the box, trim, and cover separately, and the interior gets mounted into an appropriate enclosure. If you're replacing a whole panel in the field rather than upgrading the guts of an existing one, an interior alone won't finish the job.
2) What amperage ratings can I get on an Eaton PRL1X panelboard interior?
The PRL1X interior is built in 100A, 125A, 225A, 400A, and 600A. The 600A is three-phase with copper bus at 42 poles; the 125A ratings are on the single-phase 120/240V side. Pick the rating to match the feeder ahead of the panel, not the connected load.
3) Will an Eaton PRL1X interior work on a 208Y/120V three-phase service?
Yes. The PRL1X is offered in 208Y/120V, in single-phase 120/240V, and in three-phase arrangements. Most of the three-phase configurations run from 100A up through 600A, while the single-phase 120/240V builds top out at 400A with 42 poles.
4) How many circuits can an Eaton PRL1X panelboard interior hold?
Maximum pole counts are 18, 30, 42, and 60. The 60-pole build is a three-phase 225A copper bus interior. Most 400A and 600A configurations are 42 poles, so if you need high circuit density plus high ampacity, 42 is the practical ceiling.
5) Can I add a sub-feed breaker to an Eaton PRL1X panel to feed a downstream panel?
Yes, on selected configurations, and the available sub-feed sizes depend on which interior you order. Three-phase 225A and 400A builds list sub-feeds of 100, 125, 150, 175, 200, and 225A. The 600A three-phase copper bus interior extends that to 250, 300, 350, and 400A. Other configurations carry no sub-feed option at all, so the sub-feed has to be decided at the time you pick the part number, not added later.
6) What is the Square D equivalent to an Eaton PRL1X main lugs panelboard interior with aluminum bus?
The closest Square D counterpart is the I-Line HCJ panelboard interior, main lugs, aluminum bus. Both are interior assemblies rather than complete panelboards, so both are supplied for integration into an appropriate enclosure, and both are offered in a main lugs arrangement on aluminum bus. The Eaton Pow-R-Xpress PRL1X interior covers 208Y/120V, single-phase 120/240V, and three-phase configurations from 100A through 600A with 18, 30, 42, or 60 maximum poles, and the Square D unit is from the I-Line series. An electrical contractor swapping between them should confirm that the enclosure box and trim on hand belong to the same series as the interior being ordered, because interiors are dimensioned to their own family of boxes.
7) Can I drop an Eaton PRL1X interior into an existing Square D I-Line HCJ enclosure?
No. The Eaton Pow-R-Xpress PRL1X and the Square D I-Line HCJ are interiors from two different manufacturers' panelboard platforms, and each is built to mount in its own maker's box and trim. The two look alike on a takeoff because both are main-lugs interiors on aluminum bus, but the mounting pattern, bus stab arrangement, and branch breaker family are specific to the series. If the box in the wall is I-Line, the replacement interior needs to be I-Line; if the retrofit is going to Eaton PRL1X, plan on the Eaton box and trim as well as the interior.
8) I need a panelboard interior with a sub-feed breaker for downstream distribution - which one carries that?
The Eaton Pow-R-Xpress PRL1X is the one to specify. Select PRL1X configurations support sub-feed breakers up to 400A, with sub-feed ratings offered in steps of 100, 125, 150, 175, 200, and 225A on 225A and 400A three-phase interiors, and up to 400A on the 600A copper-bus 42-pole interior. The Square D I-Line HCJ comparable is a main lugs interior on aluminum bus. For a property manager feeding a tenant subpanel off the same interior, the sub-feed configuration is what removes the need for a separate downstream distribution section.
9) The spec calls for copper bus - does the Square D I-Line HCJ meet that, or do I need the Eaton?
The Square D I-Line HCJ interior is the aluminum bus version. When the drawing calls out copper bus, the Eaton Pow-R-Xpress PRL1X is the one that answers it: copper bus interiors are offered across the range, including 100A and 125A single-phase 120/240V at 18, 30, and 42 poles, 100A, 225A, 400A, and 600A three-phase at up to 42 poles, and a 225A three-phase copper interior at 60 poles. Aluminum bus is also offered on the PRL1X if the spec permits it, so a single Eaton part family can cover both bus callouts on the same job.
10) Should I specify aluminum bus or copper bus on a PRL1X interior?
Both are offered across the PRL1X range, and the choice is usually driven by the project spec rather than by the panel. Copper bus is what many institutional and healthcare specifications call out by name, and it's the only bus offered at 600A here. Aluminum is available up through 400A in both single-phase and three-phase builds. If the drawing says copper bus, the aluminum part number will not pass inspection on that spec even though it's electrically rated the same.
11) What is the difference between a main lug interior and a main breaker panel, and which PRL1X do I need?
The PRL1X interiors are built less main device, meaning the bus lands on lugs and the overcurrent protection sits upstream in the switchboard or feeder breaker. That's the right choice when the panel is fed from a breaker that already provides the required protection. If your installation needs the panel itself to have a disconnecting main, a main-lug interior won't satisfy it and you need a main breaker configuration instead.
12) What's the difference between an Eaton PRL1X interior and a Square D I-Line HCJ interior?
Both are panelboard interiors, but they're different distribution platforms and the parts don't cross. The Square D HCJ is an I-Line main lug interior with aluminum bus. The Eaton PRL1X is a Pow-R-Xpress interior available in aluminum or copper bus, 100A through 600A, with 18 to 60 poles and sub-feed breaker options up to 400A. Branch breakers, mounting, and bus stabs are specific to each platform, so an interior swap between the two brands means a full panel change, not a drop-in.
13) For a high circuit count panel, does the Eaton PRL1X or the Square D I-Line HCJ give more poles?
The Eaton Pow-R-Xpress PRL1X is offered with 18, 30, 42, or 60 maximum poles, with the 60-pole configuration available as a 225A three-phase copper bus interior. The Square D comparable is the I-Line HCJ main lugs interior on aluminum bus. Where the circuit schedule runs past 42 branch positions, the 60-pole PRL1X keeps the load on one interior instead of splitting it across two sections, which matters for institutional buyers standardizing panel counts across a building.
14) I only need a small 120/240V single-phase panel - is a three-phase interior overkill?
Yes, and there is a simpler configuration for it. The Eaton Pow-R-Xpress PRL1X is offered in single-phase 120/240V at 100A and 125A with 18, 30, or 42 poles in either aluminum or copper bus, which suits a small tenant space or a light commercial service without the three-phase bus arrangement. The three-phase PRL1X interiors and the 208Y/120V configurations are the ones to reach for when the service actually is three-phase. The Square D I-Line HCJ interior is a main lugs, aluminum bus unit in the I-Line series.
15) Is there a 100 amp three-phase PRL1X interior with 42 circuits?
Yes. A 100A three-phase 42-pole interior is built in both aluminum and copper bus. At 100A three-phase you can also get 18 or 30 poles; the 30-pole versions carry a 100A sub-feed option, while the 18 and 42 pole builds at that rating do not.
How fast can I get the Eaton PRL1X1100X18A delivered?
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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 Eaton PRL1X1100X18A come with a warranty?
Absolutely. The Eaton PRL1X1100X18A 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 Eaton PRL1X1100X18A?
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