Eaton NJB041104 Junction Box - NEMA 3 4X 12
Part Number: NJB041104
Manufacturer
Eaton Crouse-Hinds
Part number
NJB041104
Quick Summary
NJB041104 junction box provides rugged enclosure protection for electrical terminations in industrial control panels. Engineers often struggle with moisture ingress, corrosion, and installation delays when using traditional enclosures. With NEC/CEC compliance and NEMA ratings of 3, 4X, and 12, this Krydon fiberglass-reinforced polyester box delivers reliable protection in ordinary locations and field applications. The lightweight, chemical-resistant body simplifies site mounting and reduces maintenance costs, while standardized hub locations support quick wiring, even in tight spaces. By combining robust protection with straightforward installation, this nonmetallic enclosure helps asset owners extend service life and lower total cost of ownership in automation environments.
Product Information
Extended Description
NJB041104 Eaton Crouse-Hinds: Eaton Crouse-Hinds series NJB junction box, 3-1/4 x 11 x 3-3/4" enclosure size, Basic enclosure, Krydon fiberglass-reinforced polyester, 1" long sides, 1" short sides
Product Name
Eaton Crouse-Hinds series NJB junction box
Catalog Number
NJB041104
UPC
782274131153
Product Length/Depth
3.25 in
Product Height
11 in
Product Width
3.75 in
Product Weight
3.04 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
NEMA Rating
3 4X 12
Enclosure type
Basic Enclosure
Enclosure size
3-1/4 x 11 x 3-3/4"
Hub size - max
1 in long sides, 1 in short sides
Material
Krydon fiberglass-reinforced polyester
Crouse-Hinds series NJB and NC Nonmetallic Junction Boxes and Control Enclosures catalog page
IF 388 - NJB, NCS Krydon Enclosures
Eaton Specification Sheet - NJB041104
Krydon fiberglass-reinforced polyester construction delivers excellent chemical resistance and weather durability, reducing corrosion risk and extending product life in damp environments. This translates to lower maintenance costs and fewer field service interruptions for automation panels and control housings. The enclosure’s 3-1/4 x 11 x 3-3/4 in footprint provides ample wiring space without crowding equipment racks, enabling faster terminations and neater installations in busy control rooms. NEMA ratings 3, 4X, and 12 offer versatile protection for indoor and outdoor applications, defending against dust, water, and corrosion in general industrial settings. Hub size limits at 1 in on both long and short sides ensure compatibility with common conduit fittings, simplifying field wiring and reducing installation time. The Ordinary/Non-Hazardous area classification aligns with NEC/CEC standards, supporting cost-effective deployments in a wide range of facilities.
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FAQs
NJB041104 supports a maximum hub size of 1 inch on both the long and short sides, making it compatible with common 1 in conduit fittings. This simplifies field wiring, reduces the need for special adapters, and speeds up enclosure plumbing in busy automation environments.
The NJB041104 enclosure is certified for NEC/CEC compliance and carries NEMA ratings 3, 4X, and 12. It is intended for Ordinary/Non-Hazardous Locations, providing reliable protection against dust, moisture, and corrosion in typical industrial settings.
Yes. With a 3-1/4 x 11 x 3-3/4 in size, Krydon fiberglass-reinforced polyester body, and a lightweight 3.04 lb weight, NJB041104 is well-suited for control panels and field wiring in automation projects where nonmetallic protection and easy installation are priorities.
The NEMA 3, 4X, and 12 ratings support ordinary indoor and outdoor environments, including damp or corrosive conditions typical of industrial facilities. The Krydon material offers chemical resistance and weather durability, enabling longer service life with less maintenance.
By reducing corrosion-related failures, simplifying installation with 1 in hub capacity, and meeting NEC/CEC requirements, the NJB041104 lowers maintenance costs and downtime. Its lightweight construction also reduces labor time during installation and field modifications, contributing to a favorable total cost of ownership in automation deployments.