Eaton NXTPS4538161 N-TB Enclosure - IP66 Rated
Part Number: NXTPS4538161
Quick Summary
NXTPS4538161 N-TB enclosure by Eaton protects electrical gear in hazardous locations. When installation time is tight and environments are demanding, you need durable, code-compliant enclosures that resist dust, water, and corrosion while simplifying maintenance. It carries IP66 and NEMA 4/3S ratings and aligns with IECEx/ATEX and NEC/CEC standards, enabling global deployments with fewer certification delays. Designed for industrial automation, this enclosure integrates with the Crouse-Hinds N-TB family to streamline panel builds and reduce downtime. The result is faster commissioning, lower field service costs, and predictable performance across challenging facilities. Constructed from painted mild steel with a hinged door, 400A capacity, and a single gland plate, it balances robustness with practical serviceability. This combination suits OEMs and panel builders budgeting for reliable, compliant control enclosures.
Product Information
Extended Description
NXTPS4538161 Eaton: Eaton Crouse-Hinds series N-TB enclosure, 400A, 45" x 38" x 16" enclosure size, 407 mm horizontal fixing center, 305 mm vertical fixing center, With hinge, Painted mild steel, 1 gland plate, 690 Vac/Vdc
Product Name
Eaton Crouse-Hinds series N-TB enclosure
Catalog Number
NXTPS4538161
EAN
3066227675618
Product Length/Depth
382 mm
Product Height
458 mm
Product Width
160 mm
Product Weight
9.73 kg
Area classification
Hazardous/Classified Locations
Standards type
IEC IECEx/ATEX NEC/CEC
NEC hazardous rating
Class I, Division 2 Class I, Zone 1
NEMA Rating
4 3S
Ingress protection (IP) ratings
IP66
Material
Painted mild steel
Enclosure size
45" x 38" x 16"
Number of gland plates
1
Hinge
With hinge
Crouse-Hinds series Stainless Steel Enclosures Solutions brochure
Crouse-Hinds series N-TB Stainless Steel or Sheet Steel Enclosures catalog page
Feature → The enclosure uses painted mild steel, delivering a durable, impact-resistant shell that withstands industrial wear. Business Impact → This reduces maintenance cycles and replacement costs in challenging environments, improving total cost of ownership. Application → Ideal for control panels and power distribution in manufacturing plants, chemical plants, and outdoor installations where exposure is high. Feature → IP66 ingress protection and NEMA 4 3S suitability protect internal components from dust, water, and corrosion. Business Impact → This translates to higher uptime, lower field servicing, and fewer warranty calls. Application → Suitable for washdown areas, outdoors, and hazardous locations in oil and gas facilities. Feature → Hazardous location compliance with IECEx/ATEX and NEC/CEC standards ensures global applicability. Business Impact → Streamlines procurement and reduces time-to-operate for multinational projects. Application → Applies to chemical processing, refineries, and other regulated environments. Feature → Enclosure size 45" x 38" x 16" with 1 gland plate and hinge improves install practicality. Business Impact → Fewer customization steps, simpler cable entry, and easier field commissioning. Application → Shell accommodates medium-size control panels and power distribution equipment. Feature → 690 VAC/VDC operating voltage and 400A rating enable direct integration with high-power automation gear. Business Impact → Supports robust electrical infrastructure with reduced wiring complexity and optimized panel layouts. Application → Suitable for mid-to-large automation cabinets and distributed control architectures.
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FAQs
Yes. The NXTPS4538161 is designed to fit Eaton Crouse-Hinds N-TB components and follows documented mounting centers, including 407 mm horizontal and 305 mm vertical fixing centers. It includes a single gland plate and a hinge for service access, supports up to 400A and 690 VAC/VDC, and provides IP66/NEMA 4 3S protection for hazardous locations, making field integration straightforward.
This enclosure provides IP66 ingress protection and NEMA 4 3S ratings, with hazardous location certifications including Class I, Division 2 and Zone 1. It complies with IECEx/ATEX and NEC/CEC standards, supporting safe operation in regulated environments. Its area classification is Hazardous/Classified Locations, making it suitable for oil, gas, and chemical facilities that demand robust enclosure protection.
Industries such as oil and gas, chemical processing, power distribution, and general industrial automation benefit most. The N-TB enclosure supports medium-to-large control cabinets, outdoor or washdown environments, and installations where high power or complex sealing is required. Its 45" x 38" x 16" footprint accommodates substantial equipment while preserving accessibility.
The enclosure is IECEx/ATEX and NEC/CEC certified, with IP66 and NEMA 4 3S protection and Hazardous/Classified Locations compliance. These certifications streamline global procurement, reduce the need for local re-certification, and support a single specification across multinational projects, improving lead times and supplier confidence for regulated facilities.
The painted mild steel shell with a hinged door simplifies field servicing and reduces downtime during maintenance. The one gland plate minimizes sealing complexity, while IP66/NEMA 4 3S protection lowers the incidence of ingress-related faults. Combined with a robust 690 VAC/VDC rating and 400A capacity, you achieve faster commissioning and lower total cost of ownership.