Eaton 4HD363NFAERW Heavy-Duty Safety Switch - UL Listed
Part Number: 4HD363NFAERW
Quick Summary
Eaton heavy duty fusible safety switch isolates power in industrial equipment for safe, reliable control. In fast-paced facilities, ambiguous switch status or difficult maintenance can lead to risky downtime; this model provides a clear visual window for quick verification and safer servicing. UL Listed, NEC 230.62 (C) compliant barrier, and compatibility with standard industrial enclosures support code-compliant, risk-reducing installations. The combination of robust protection and straightforward installation translates to reduced downtime and lower lifecycle costs. For engineers focused on dependable circuit control and protective interlocks, this switch offers tangible business value through improved uptime and regulatory alignment.
Product Information
Extended Description
4HD363NFAERW Eaton: DH SAFETY SWITCH-COMMANDER WELD RECP. WITH WINDOW V2
Product Name
Eaton heavy duty fusible safety switch
Catalog Number
4HD363NFAERW
UPC
786689908645
Product Length/Depth
29 in
Product Height
9.5 in
Product Width
17 in
Product Weight
30 lb
Compliances
NEC 230.62 (C) Compliant Barrier
Certifications
UL Listed
Feature → Business Impact → Application: Durable, heavy-duty construction ensures reliable isolation of power to large motors and feeders, reducing the likelihood of accidental energization during maintenance and lowering risk exposure. This translates to fewer unplanned shutdowns and safer repair work in manufacturing lines where uptime is critical. Application: motor control centers and high-load feeders in automotive, packaging, and process industries. Feature → Business Impact → Application: Weld recp with window provides immediate visual confirmation of the switch position, enabling quick, safe servicing without guesswork. This reduces maintenance time and accelerates routine safety checks at shift changes or after fault conditions. Application: field service on assembly lines and metalworking equipment. Feature → Business Impact → Application: NEC 230.62 (C) compliant barrier and UL Listing deliver documented compliance with essential standards, simplifying audits and regulatory submissions. Application: electrical distribution panels, service entrances, and safety interlocks in harsh industrial environments. Feature → Business Impact → Application: Compact form factor with clear labeling supports easier installation and integration in limited spaces, lowering installation costs and enabling standardized mounting across multiple panels. Application: compact subpanels, control cabinets, and retrofit projects. Feature → Business Impact → Application: Clear product identification including catalog number and UPC aids maintenance planning, spare parts sourcing, and inventory control, reducing downtime caused by mis ordered components. Application: procurement workflows and maintenance automation.
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FAQs
This model is designed for standard industrial enclosure installations with its 29 in length, 17 in width, and 9.5 in height footprint. Ensure adequate clearance for safe operation and access to the window visual indicator. Verify mounting compatibility with existing control panels and consider alignment with nearby devices to maintain safe isolation corridors.
The unit is a heavy-duty fusible safety switch intended for safe isolation of power to large circuits. It is UL Listed and supports NEC compliance via a compliant barrier, providing reliable overcurrent protection and clear status indication during maintenance and emergency operations.
Yes, the 4HD363NFAERW is designed for demanding industrial applications, including motor control centers and high-current feeders. Its fusible design supports robust isolation, while the window enables quick position verification, aiding safe servicing and minimizing downtime in motor-driven processes.
The product is UL Listed and incorporates a NEC 230.62 (C) compliant barrier, which helps meet critical safety and code requirements for electrical installations in industrial facilities, reducing compliance risk during audits and inspections.
The windowed status indicator enables rapid visual verification, speeding maintenance checks and fault isolation. Combined with robust construction and standards compliance, this reduces unscheduled downtime, extends service life, and lowers total cost of ownership in high-demand production environments.