Eaton R3CPL112 Main Lug Loadcenter - NEMA 3R Outdoor 125A
Part Number: R3CPL112
Quick Summary
Eaton BR main lug loadcenter is a rugged outdoor distribution panel for three-phase 120/208 V systems. Engineers often face weatherproof protection, wiring complexity, and lengthy field servicing in harsh environments. This model offers a NEMA 3R outdoor enclosure and CSA Std. C22.2 No. 29 compliance to help meet code and safety expectations. By supporting 12 circuits in a 42-space enclosure and 125 A capacity, it enables scalable, reliable power distribution for industrial facilities while minimizing installation lead times. With copper bus and outdoor-rated cover, it supports quick mounting and straightforward upgrade paths. Its durable construction reduces maintenance cycles and helps engineers deliver projects on schedule.
Product Information
Extended Description
R3CPL112 Eaton: Eaton BR main lug loadcenter,Non-combination, main lug only,125 A,Outdoor,NEMA 3R,12 Spaces,Three-phase,120/208V
Product Name
Eaton BR main lug loadcenter
Catalog Number
R3CPL112
UPC
622588101285
Product Length/Depth
14.375 in
Product Height
20.75 in
Product Width
5 in
Product Weight
18 lb
Certifications
Contact Manufacturer CSA Std. C22.2 No. 29
Type
Non-combination, main lug only
Amperage Rating
125 A
Bus material
Copper
Cover
Outdoor
Number of circuits
12
Number of spaces
42
Phase
Three-phase
Voltage rating
120/208 V
Enclosure
NEMA 3R
Interrupt rating
35 kAICNEMA 3R
Feature: Outdoor NEMA 3R enclosure. Business impact: Delivers weatherproof protection against rain, wind, and corrosion, reducing fault exposure and maintenance needs. Application: Outdoor electrical distributions near docks or exterior equipment rooms benefit from durable, code-compliant housing. Feature: 125 A three-phase rating. Business impact: Supports large motor loads and multi-drive applications without oversizing panels, enabling cost-effective scalability. Application: Industrial facilities with HVAC, pumps, and conveyors in outdoor locations. Feature: 12 circuits in a 42-space enclosure. Business impact: Offers flexibility for future expansion and easier cable management, lowering total installed cost. Application: Mid-size plants needing room for future protection devices. Feature: Copper bus material. Business impact: Lower resistance and improved electrical performance translate to reduced heat and energy losses. Application: High-load distributions where efficiency matters. Feature: CSA Std. C22.2 No. 29 compliance. Business impact: Aligns with North American safety standards, simplifying procurement and inspection workflows. Application: Projects governed by CSA and related regulations. Feature: Outdoor cover and weather-rated design. Business impact: Enables rapid outdoor installations with reduced weatherproofing steps in the field. Application: Construction sites and outdoor equipment rooms where time-to-solution is critical.
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FAQs
Yes. The R3CPL112 is a BR family main lug loadcenter designed for outdoor use with a NEMA 3R enclosure. It accepts BR-type circuit breakers and wiring methods per manufacturer guidelines. For outdoor installations, ensure proper weatherproof sealing and CSA Std. C22.2 No. 29 compliance. Pair with appropriate BR branch breakers to maintain coordinated protection and predictable tripping characteristics.
This unit provides a 125 A three-phase rating for 120/208 V systems, supports 12 circuits within a 42-space enclosure, and uses copper bus. It features a 14.375 in depth, 20.75 in height, and 5 in width, with a listed weight around 18 lb. It uses a NEMA 3R outdoor enclosure and carries CSA Std. C22.2 No. 29 compliance with a 35 kAIC interrupt rating.
It is ideal for outdoor outdoor electrical distribution in commercial and industrial facilities, such as exterior equipment rooms, parking structures, or outdoor pump and HVAC installations. The 125 A rating and 12 circuits in a 42-space enclosure provide room for future protection devices while maintaining compact footprint and straightforward wiring, improving project timelines.
The unit features a NEMA 3R outdoor enclosure and CSA Std. C22.2 No. 29 compliance, ensuring suitability for weather exposure and meeting regional safety standards. This combination supports regulatory approval in North American markets and simplifies inspection processes during commissioning and ongoing maintenance.
Durable outdoor enclosure reduces weather-induced faults, while copper bus offers lower resistance and improved thermal performance, cutting efficiency losses. The model’s modular space (12 circuits in a 42-space chassis) accommodates future expansion with minimal derating, delivering longer service intervals, reduced maintenance costs, and a faster path to return on investment for outdoor power distribution projects.