Eaton NXTS18664203 N-TB Enclosure - IP66/4X Hazardous
Part Number: NXTS18664203
Quick Summary
Eaton NXTS18664203 N-TB enclosure protects electrical gear in harsh industrial environments. Operators struggle with corrosion, dust ingress, and maintenance downtime that disrupt production. This enclosure carries IECEx/ATEX certifications, IP66 ingress protection, and a NEMA 4X rating, enabling safe operation in Class I, Zone 1 locations. By combining durable 316L stainless steel, robust sealing, and a hinge-enabled design, it reduces maintenance costs and speeds service, while three gland plates provide flexible cable management for motor starters, drives, and control panels. The solution supports compliant installations for hazardous-area deployments and scales with evolving electrical infrastructure, delivering long-term value for safety-critical applications in oil, gas, chemical processing, and heavy industry.
Product Information
Extended Description
NXTS18664203 Eaton: Eaton Crouse-Hinds series N-TB enclosure, 400A, 86" x 64" x 20" enclosure size, 696 mm horizontal fixing center, 570 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
NXTS18664203
EAN
3066227675503
Product Length/Depth
640 mm
Product Height
860 mm
Product Width
205 mm
Product Weight
29 kg
Area classification
Hazardous/Classified Locations
Standards type
IEC NEC/CEC IECEx/ATEX
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
86" x 64" 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
Feature: 316L stainless steel construction. Business Impact: Delivers superior corrosion resistance, extending enclosure life and lowering maintenance costs. Application: Ideal for chemical plants, offshore platforms, and food-processing facilities where aggressive media and washdowns are routine. Feature: IP66 ingress protection and NEMA 4X rating. Business Impact: Keeps dust, water and corrosive vapours out, minimizing downtime and safeguarding equipment in harsh factories. Application: Suitable for hazardous-location deployments in oil & gas, petrochemical, and power distribution panels. Feature: Large enclosure dimensions with manageable weight. Business Impact: Provides ample space for motor starters, drives, and control cabinets without increasing handling risk. Application: Enables retrofit projects and new builds where space and serviceability matter. Feature: With hinge and three gland plates. Business Impact: Improves serviceability and cable management during maintenance, reducing service time. Application: Facilitates door access and organized wiring in field installations and panel bays. Feature: 690 Vac/Vdc rating. Business Impact: Supports wider control architectures and reduces the need for enclosure replacements during upgrades. Application: Drives, power distribution, and control panels in industrial plants. Feature: IECEx/ATEX certifications and hazardous-location compliance. Business Impact: Streamlines regulatory approvals, lowers risk of non-compliance penalties, and enables global deployment. Application: Essential for multinational facilities operating in hazardous environments.
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FAQs
Plan for the 86x64x20 in footprint and ensure mounting supports are rated for corrosive environments. Utilize the three gland plates for orderly, code-compliant cable entry and take advantage of the hinge for quick door access during maintenance. Confirm installation in areas meeting Class I, Zone 1 criteria and ensure IECEx/ATEX compliance for global operations.
Yes. The enclosure is certified for hazardous locations with IECEx/ATEX, supports Class I, Zone 1 operation, and is rated for 690 Vac/Vdc, making it compatible with wide control architectures and power equipment in demanding environments.
It features three gland plates for flexible entry points and a hinged door for easy access. Horizontal fixing centers are 696 mm and vertical fixing centers are 570 mm, enabling straightforward mounting of panels, drives, and controllers without rework.
316L stainless steel delivers superior corrosion resistance, IP66/NEMA 4X protection minimizes ingress-related failures, and IECEx/ATEX certification supports regulatory approvals. These factors together reduce maintenance downtime and extend service life in hazardous environments.
The enclosure measures 86" x 64" x 20" and weighs 29 kg, with 3 gland plates and a hinge. These specs support planning for space, handling, and cable routing in crowded or retrofit panel bays.