Eaton R1048 HC B-Line Gutter Cabinets - UL Listed

Part Number: R1048 HC
Eaton logo
Manufacturer
Eaton
Part number
R1048 HC

Quick Summary

The Eaton R1048 HC B-Line gutter cabinets organize and protect critical power distribution in industrial facilities. Facing crowded electrical rooms and mixed lug sizes, engineers need reliable, easy-to-install terminations that fit large feeders. UL Listed and NEMA 3R rated enclosures, with galvanized steel and ANSI 61 gray paint, deliver compliant, outdoor-ready performance. With surface-mount versatility and compatible line (#4–600 MCM) and load lug (5/16 in) options, these cabinets support scalable, cost-efficient distribution across facilities. By reducing cabinet counts and simplifying maintenance, the R1048 HC enhances uptime for OEMs, integrators, and facilities teams.

Product Information

Extended Description

R1048 HC Eaton: Eaton B-Line series bussed gutter and termination cabinets, 400 A, 3R, 10 kAIC, #4 - 600 MCM, 5/16" mounting holes for load lugs, Galvanized steel, 1Ø/3W, (2) 1/0-250 MCM cables, NEMA type 3R, 3Ø/4W, 48" surface mount
Product Name
Eaton B-Line series bussed gutter and termination cabinets
Catalog Number
R1048 HC
UPC
782051180756
Product Length/Depth
6 in
Product Height
22 in
Product Width
48 in
Product Weight
113 lb
Certifications
UL Listed
Interrupt rating
10 kAIC
Bus rating
400 A
Material
Galvanized steel
Finish
ANSI 61 gray paint
Number of wires
3
Mounting method
Surface mount
Line lug size
#4 - 600 MCM
Load lug size
5/16"
Degree of protection
3R
Feature → Business Impact → Application: High-capacity bus and 400 A rating reduce the number of enclosures required and improve fault tolerance, enabling more compact layouts and easier expansion on busy industrial floors. This translates to lower total installed cost and faster commissioning on power distribution feeders in manufacturing lines and data centers. Feature → Business Impact → Application: 10 kAIC interrupt rating provides robust short-circuit protection, improving safety margins during faults and easing compliance with protective device coordination in 3Ø/4W and 1Ø/3W configurations for heavy feeders. This is ideal for OEM equipment rooms and panel assemblies requiring reliable fault clearance. Feature → Business Impact → Application: 48 in wide, 22 in high, and 6 in deep surface-mount design optimizes space utilization while simplifying mounting over existing structures, minimizing installation time on commercial and industrial rooftops or wall surfaces. Feature → Business Impact → Application: Galvanized steel construction with ANSI 61 gray paint delivers long-term corrosion resistance and a professional finish, reducing maintenance cycles and repainting costs for outdoor installations such as warehouses and outdoor electrical rooms. Feature → Business Impact → Application: Load and line lug versatility (#4–600 MCM line lug; 5/16 in load lug) supports a wide range of conductors, improving compatibility with legacy feeders and future upgrades without replacing cabinets, which reduces project risk and procurement complexity.

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FAQs

The R1048 HC is designed for surface-mount installation, which simplifies mounting to walls and existing structures. Its 48 in width and 22 in height fit typical rack lines, reducing the need for custom mounting panels and enabling quicker deployment in crowded electrical spaces.
The cabinet accommodates line lugs sized #4–600 MCM and load lugs sized at 5/16 inch, enabling flexible termination for a wide range of feeders and simplifying field terminations for large feeders and motor circuits.
Yes. The enclosure carries a NEMA Type 3R rating, is fabricated from galvanized steel, and finished with ANSI 61 gray paint, delivering reliable outdoor and semi-exposed performance with adequate weather resistance.
The unit supports 400 A bus rating with a 10 kAIC interrupt capacity, configured for 3Ø/4W and 1Ø/3W systems. This makes it suitable for large feeders and versatile power distribution in industrial settings.
Constructed from galvanized steel and finished with ANSI 61 gray paint, the R1048 HC resists corrosion and wear, minimizing maintenance cycles in challenging environments while maintaining a professional appearance.