Eaton NXTS14555203 N-TB enclosure - IP66, 316L
Part Number: NXTS14555203
Quick Summary
NXTS14555203 is an Eaton Crouse-Hinds N-TB enclosure designed to protect electrical gear in hazardous locations. Maintenance and procurement teams often grapple with corrosion, downtime, and regulatory complexity when deploying rugged enclosures in Class I Zone 1 sites. It carries IECEx/ATEX and NEC/CEC certifications, plus IP66 and NEMA 4X protection, delivering compliance and durability for demanding environments. Built from 316L stainless steel, it delivers long-term reliability and reduced maintenance, while its 45" x 55" x 20" footprint and hinged access streamline installation and field service.
Product Information
Extended Description
NXTS14555203 Eaton: Eaton Crouse-Hinds series N-TB enclosure, 400A, 45" x 55" x 20" enclosure size, 605 mm horizontal fixing center, 305 mm vertical fixing center, With hinge, 316L stainless steel, 3 gland plates, 690 Vac/Vdc
Product Name
Eaton Crouse-Hinds series N-TB enclosure
Catalog Number
NXTS14555203
EAN
3066227675529
Product Length/Depth
550 mm
Product Height
458 mm
Product Width
205 mm
Product Weight
15.89 kg
Area classification
Hazardous/Classified Locations
Standards type
IECEx/ATEX IEC NEC/CEC
NEC hazardous rating
Class I, Zone 1 Class I, Division 2
NEMA Rating
4X
Ingress protection (IP) ratings
IP66
Material
316L stainless steel
Enclosure size
45" x 55" x 20"
Number of gland plates
3
Hinge
With hinge
Crouse-Hinds series Stainless Steel Enclosures Solutions brochure
Crouse-Hinds series N-TB Stainless Steel or Sheet Steel Enclosures catalog page
316L stainless steel construction delivers outstanding corrosion resistance for aggressive processes, dramatically extending enclosure life and reducing maintenance intervals. This translates to lower total cost of ownership for chemical plants and offshore installations where equipment is exposed to corrosive media and frequent washdowns. The robust material also supports long service intervals in hazardous locations, improving uptime and operator safety. The sizeable 45" x 55" x 20" enclosure footprint accommodates complex terminal blocks and 400A wiring schemes, enabling clean cable management and simplified future upgrades. Three gland plates provide flexible gland entry options, reducing installation time and enabling neater, code-compliant terminations. The built-in hinge enhances accessibility for routine inspections and component changes, cutting labor time during maintenance. With 605 mm horizontal and 305 mm vertical fixing centers, mounting alignment is straightforward across retrofit projects and new builds. IECEx/ATEX and NEC/CEC certifications, IP66, and 4X NEMA ratings give you confidence in regulatory compliance, environmental protection, and operator safety across diverse industries. The enclosure's 316L steel construction also supports demanding cleaning regimes and immersion resistance in processing lines, improving hygienic and reliability standards. This combination of features translates to faster commissioning, streamlined maintenance, and improved asset availability for mission-critical automation systems.
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FAQs
NXTS14555203 is designed for hazardous and classified locations, including Class I, Zone 1 environments. It features IECEx/ATEX and NEC/CEC certifications, IP66 ingress protection, and a 4X NEMA rating, making it suitable for chemical processing facilities, offshore rigs, and other demanding industrial settings. Its 316L stainless steel construction resists corrosion even in washdown-heavy applications.
The enclosure carries IECEx/ATEX and NEC/CEC certifications, along with IP66 protection and a NEMA 4X rating. These certifications confirm compliance with international explosion protection standards and harsh-environment integrity. For procurement, this reduces risk when meeting site regulations and simplifies supplier qualification for multi-site projects.
Yes. The N-TB enclosure is sized for higher-current applications and provides three gland plates to support flexible wiring configurations. With 690 Vac/Vdc capability, it handles demanding control and power distribution tasks in hazardous locations, while maintaining secure cable management and service access through its hinged design.
The enclosure uses 605 mm horizontal and 305 mm vertical fixing centers, which aligns with common mounting patterns in retrofit projects and new installations. This simplifies alignment with existing frames, streamlines wall or skid mounting, and reduces the need for custom fabrication during installation.
Constructed from 316L stainless steel with IP66 and 4X ratings, the NXTS14555203 offers exceptional corrosion resistance and robust environmental protection. The hinged access and three gland plates reduce maintenance time by facilitating quick inspections, wiring changes, and seal checks, ultimately delivering higher asset availability and lower lifecycle costs in demanding industries.