Eaton PB9B Push Button Enclosures - NEMA 12 Rating
Part Number: PB9B
Quick Summary
Eaton PB9B Push Button Enclosures protect control circuits in compact, surface-mounted housings for rugged industrial panels. The design addresses space constraints, corrosion risk, and maintenance access that often slow projects. It carries UL 508A, CSA C22.2, and NEMA 12 ratings to support compliant panel builds in harsh environments. Built from carbon steel with a 14-gauge wall, painted ANSI 61 gray, and an oil-resistant gasket, it withstands routine shop and plant conditions. The hinged cover and external mounting feet streamline installation and field servicing, delivering dependable protection without sacrificing accessibility.
Product Information
Extended Description
PB9B Eaton: Eaton B-Line series push button enclosures, 8.5" height, 4.25" length, 6.5" width, NEMA 12, Hinged cover, PBB enclosure, Surface mounted, Small single door, External mounting feet, Carbon steel, Oil-resistant gasket
Product Name
Eaton B-Line series push button enclosures
Catalog Number
PB9B
UPC
782051701500
Product Length/Depth
4.25 in
Product Height
8.5 in
Product Width
6.5 in
Product Weight
6.2 lb
Certifications
UL 508A CSA C22.2. NEMA
Material
Carbon steel
Wall thickness
14 gauge
Finish color
Painted
Color
ANSI 61 gray
Style
Small single door
Model
PBB enclosure
Cover type
Hinged
Mounting method
Surface
Mounting hole details
External mounting feet
Closure type
Hinged
Special features
Removable cover, recessed pull ring, plated screws
NEMA Rating
12
Country of origin
US
Feature → Business Impact → Application: The PB9B’s 14 gauge carbon steel wall provides robust mechanical protection while maintaining a compact footprint; this translates to longer service intervals and reduced panel intrusion during maintenance in space-constrained control panels. The NEMA 12 rating, along with an oil-resistant gasket, delivers reliable dust and oil spray protection for process areas, minimizing downtime in manufacturing environments and supporting compliant control housings for machine starters and motor controllers. The hinged cover and removable components simplify component access during wiring, troubleshooting, and upgrades, accelerating changeovers in production lines and reducing labor costs. External mounting feet enable surface installation in tight enclosures or wall-mounted layouts, improving ease of integration with existing control architectures and allowing quick repositioning if layouts shift. The ANSI 61 gray paint finish adds corrosion resistance and a clean, professional appearance in plant environments, while the 8.5 in height, 6.5 in width, and 4.25 in depth optimize space without sacrificing accessibility. This combination supports efficient installation, reliable protection, and scalable operation for diverse panel builds, including control stations, operator interfaces, and compact automation enclosures.
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FAQs
PB9B is designed for surface mounting with external mounting feet, enabling quick, secure installation on walls or flat surfaces. The enclosure dimensions are 8.5 in high, 6.5 in wide, and 4.25 in deep, with a 14 gauge carbon steel wall. A hinged cover and removable components simplify field wiring, maintenance, and future upgrades, reducing installation time and errors.
PB9B features a NEMA 12 rating and is built from carbon steel with a 14 gauge wall, painted ANSI 61 gray. It includes an oil-resistant gasket, a hinged cover, and surface-mount compatibility. Certifications include UL 508A and CSA C22.2, assuring compliance for control panels in dry or dusty industrial settings.
PB9B is rated NEMA 12, which is intended for indoor dry locations and environments with dust, light liquids, or grime. It is not specified for direct outdoor exposure or high-humidity/wet conditions. For harsher environments, consider sealing alternatives or additional protection to maintain reliability in your specific application.
For panel builders, UL 508A and CSA C22.2 certifications ensure compliance with electrical safety and performance standards. The NEMA 12 rating confirms enclosure suitability for dust and light liquid exposure in indoor environments. These certifications help streamline compliance documentation, procurement approvals, and customer audits in industrial settings.
The PB9B provides a removable cover, recessed pull ring, and plated screws, facilitating rapid access for inspections and component replacements. External mounting feet simplify reconfiguration, while the oil-resistant gasket and painted carbon steel construction extend service life in demanding environments. Combined, these features reduce downtime, lower labor costs, and improve overall equipment availability.