Eaton STBS13838221 Enclosure - IP66, 316L Stainless Steel
Part Number: STBS13838221
Quick Summary
Eaton STBS13838221 enclosure is a heavy-duty stainless steel enclosure designed for hazardous locations in industrial automation. This solution addresses the challenge of protecting sensitive control gear in corrosive or washdown environments while reducing maintenance cycles. It carries IP66 protection and NEMA 4X compatibility, along with NEC/CEC and IECEx/ATEX certifications to support global compliance. With 316L stainless steel construction and a 400A rating, it stands up to demanding processes and high-power feeds. For engineers and procurement teams, the enclosure delivers reliable protection, predictable service life, and a scalable footprint that accelerates project delivery and overall equipment uptime.
Product Information
Extended Description
STBS13838221 Eaton: Eaton Crouse-Hinds series STB enclosure, 400A, 38" x 38" x 22" enclosure size, 435 mm horizontal fixing center, 250 mm vertical fixing center, 316L stainless steel, 1 gland plate, 690 Vac/Vdc
Product Name
Eaton Crouse-Hinds series STB enclosure
Catalog Number
STBS13838221
EAN
3066227675253
Product Length/Depth
380 mm
Product Height
380 mm
Product Width
220 mm
Product Weight
8.48 kg
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC IEC IECEx/ATEX
NEC hazardous rating
Class I, Division 2
NEMA Rating
4X 6
Ingress protection (IP) ratings
IP66
Material
316L stainless steel
Enclosure size
38" x 38" x 22"
Crouse-Hinds series Stainless Steel Enclosures Solutions brochure
Crouse-Hinds series STB Stainless Steel or Sheet Steel Enclosures catalog page
316L stainless steel construction delivers exceptional corrosion resistance and long-term durability, reducing maintenance costs and downtime in chemical, oil & gas, and food & beverage environments. Feature → Business Impact → Application: The enclosure’s robust material translates to lower replacement frequency and extended asset life in harsh settings, ideal for hazardous locations housing drives and switchgear. Feature → Business Impact → Application: IP66 and NEMA 4X protection ensure reliable operation in washdown and outdoor installations, supporting compliant, safe automation in manufacturing plants. Feature → Business Impact → Application: A 400A rating and 690 Vac/Vdc capability enable larger feeder arrangements without compromising enclosure integrity, suitable for modern power-distribution panels. Feature → Business Impact → Application: Included gland plate and fixed centers (435 mm horizontal, 250 mm vertical) streamline installation, reducing field labor and ensuring compatibility with standard backplanes. Feature → Business Impact → Application: 316L stainless steel enables easier cleaning and sanitary compliance in regulated industries, improving uptime and process reliability. The STB enclosure also supports future automation upgrades with a compact 38" x 38" x 22" footprint, helping maintain scalable infrastructure across facilities.
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FAQs
Yes. The enclosure supports high-voltage applications up to 690 Vac/Vdc and includes a 400A rating, allowing safe housing of power distribution devices without oversized footprints. The gland plate and fixing centers are designed to simplify integration with standard backplanes and wiring schemes.
The enclosure measures 380 mm in length/depth, 380 mm in height, and 220 mm in width, with a mass of 8.48 kg. These dimensions fit compact control panels while delivering robust protection for critical components.
The STBS13838221 carries NEC/CEC and IECEx/ATEX compliance, IP66 ingress protection, and a NEMA 4X rating, along with Hazardous/Classified Locations area classification and Class I, Division 2 suitability for restricted environments.
Yes. Its hazardous area suitability is backed by NEC/CEC and IECEx/ATEX approvals, 316L stainless steel construction, IP66 and 4X ratings, and a design that protects sensitive equipment from chemical exposure and washdown conditions.
The 316L stainless steel build and high IP/NEMA protection reduce corrosion-related failures and cleaning downtime, lowering maintenance costs and extending service life. Its robust sizing and 400A capability simplify future upgrades, delivering long-term asset protection and improved system uptime.