Eaton 643-4QT JIC panel enclosure - NEMA 4 rating
Part Number: 643-4QT
Quick Summary
The Eaton 643-4QT JIC panel enclosure protects control panels in harsh industrial environments. Engineers often face downtime and regulatory risk when ingress protection fails or field maintenance is cumbersome. This unit earns attention for UL 50, CSA C22.2, and NEMA 4 certifications that safeguard against dust and water intrusion while standing up to demanding conditions. Its compact, wall-mount design fits small control circuits and instrumentation, delivering reliable enclosure protection with installation efficiency and long-term operational value.
Product Information
Extended Description
643-4QT Eaton: Eaton B-Line series JIC panel enclosure, 6" height, 4" length, 4" width, NEMA 4, Hinged cover, 4QT enclosure, Small single door, External mounting feet, Carbon steel, Seamless poured in-place gasket
Product Name
Eaton B-Line series JIC panel enclosure
Catalog Number
643-4QT
UPC
782051881653
Product Length/Depth
4 in
Product Height
6 in
Product Width
4 in
Product Weight
2.6 lb
Certifications
UL 50 CSA C22.2. NEMA
Material
Carbon steel
Wall thickness
16 gauge
Finish color
Painted
Color
ANSI 61 gray
Style
Small single door
Model
4QT enclosure
Cover type
Hinged
Mounting method
Wall
Mounting hole details
External mounting feet
Closure type
Hinged
Special features
Continous piano hinge,panel mount
NEMA Rating
4
Country of origin
US
Feature: NEMA 4 protection with UL 50 and CSA C22.2 certifications → Business Impact: Ensures dust and water ingress resistance in harsh environments, reducing unplanned downtime and compliance risk. Application: Best for outdoor-adjacent or washdown areas where control panels must stay protected. Feature: Carbon steel construction with 16 gauge wall thickness → Business Impact: Provides rugged structural integrity and enduring rigidity in industrial settings, lowering replacement costs. Application: Ideal for factory floors and machine rooms requiring durable housings. Feature: 6 in height × 4 in depth × 4 in width, wall mounting with external feet → Business Impact: Space-efficient footprint that accelerates panel integration and allows precise alignment on walls or frames. Application: Suitable for small control modules, motor starters, and instrumentation in compact enclosures. Feature: Hinged cover with continuous piano hinge and external mounting feet → Business Impact: Simplifies access for maintenance and wiring, reducing service time and crew exposure. Application: Frequent inspections or cabinet modifications in process automation. Feature: Seamless poured-in-place gasket and painted ANSI 61 gray finish → Business Impact: Superior sealing and corrosion resistance, extending service life and minimizing repainting costs. Application: Enclosures in environments with humidity, splashes, or mild chemical exposure. Compatibility and installation advantages: Wall-mountability with standard dimensions and mounting feet supports quick retrofits and straightforward integration with existing control panels, cables, and conduit plans. Industry-specific context includes machine builders, process industries, and panel shops seeking predictable, repeatable enclosure performance.
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FAQs
The Eaton 643-4QT is a wall-mount enclosure with external mounting feet for straightforward installation. Its compact 6 in high, 4 in deep, and 4 in wide footprint pairs with a hinged cover and a continuous piano hinge to simplify access during maintenance. This layout supports precise alignment on masonry or steel panels and accommodates typical factory control equipment.
This enclosure meets key safety and performance standards: NEMA 4 protection against dust and water ingress, UL 50 listed, and CSA C22.2 certified. The carbon steel construction with 16-gauge wall thickness and ANSI 61 gray painted finish provides dependable enclosure integrity in washdown or outdoor-adjacent environments. Compliance supports inventory standardization and reduces risk during audits.
Best suited for small control panels, motor starters, and instrumentation within industrial automation, process environments, or machine-build applications. Its compact footprint and robust NEMA 4 protection make it ideal for wall-mounted installations on factory floors, in control closets, or near automated equipment where space is at a premium and ingress protection is essential.
The seamless poured-in-place gasket provides a tight seal against dust and water, while the hinged cover with a continuous piano hinge offers reliable, long-lasting access without door sag or misalignment. This combination reduces maintenance time and service interruptions, enabling faster wiring, component access, and inspection cycles in demanding environments.
By delivering reliable NEMA 4 protection, durable carbon steel construction, and easy installation, this enclosure reduces downtime, lowers maintenance labor, and supports regulatory compliance. Its compact size helps optimize panel space, while external feet simplify mounting, resulting in faster commissioning and long-term cost savings for machine builders and automation projects.