Eaton FD723918-4FS Disconnect Enclosure - NEMA 4
Part Number: FD723918-4FS
Quick Summary
The Eaton FD723918-4FS ground mounted disconnect enclosure protects critical switchgear and control circuits in demanding industrial environments. This durable enclosure is designed to withstand vibration, dust, and weather exposure while offering easy service access for maintenance. Engineers often struggle with combining robust protection with straightforward installation in tight plant footprints; this model solves that with a large single-door, hinged cover and ground-mount provisions. Rated to UL 508A and CSA C22.2/NEMA standards, it supports NEMA 12 and NEMA 4 applications, helping you meet safety and compliance goals. The ANSI 61 gray carbon steel enclosure delivers a reliable, cost-effective solution for process and panel-building environments, aligning with Eaton’s B-Line series for optimized compatibility.
Product Information
Extended Description
FD723918-4FS Eaton: Eaton B-Line series ground mounted disconnect enclosure, 72"height, 18"length, 39.5"width, NEMA 4, Hinged cover, FD4FS enclosure, Ground mount, Large single door, No mounting provisions, Carbon steel, Oil-resistant gasket
Product Name
Eaton B-Line series ground mounted disconnect enclosure
Catalog Number
FD723918-4FS
UPC
782051474107
Product Length/Depth
18 in
Product Height
72 in
Product Width
39.5 in
Product Weight
415.4 lb
Certifications
UL 508A CSA C22.2. NEMA
Material
Carbon steel
Wall thickness
12 gauge
Finish color
Painted
Color
ANSI 61 gray
Style
Large single door
Model
FD12FS enclosure
Cover type
Hinged
Mounting method
Ground
Mounting hole details
Ground mount legs
Ground provisions
Ground studs on door and body
Locking provisions
Defeater padlock provision
O-rings and gasket type
Oil-resistant gasket
Closure type
Hinged
Special features
3-pt latching handle
Bottom knockouts
12
NEMA Rating
12 4
Country of origin
US
Large ground mounted enclosure
Accessories section of Enclosure Catalog
Accessories section of Enclosure Catalog
Eaton Specification Sheet - FD723918-4FS
Feature: Ground mounting with ground legs and ground studs simplifies installation and improves grounding reliability. This reduces installation time and ensures reliable grounding, translating to lower commissioning costs and safer operation. Application: Factory floors, equipment rooms, and outdoor areas where a robust, fixed enclosure is needed. Feature: Large single-door design with hinged cover and 3-point latching handle provides secure closure and easy access for maintenance. Business impact: faster diagnostics and reduced downtime while maintaining enclosure integrity in dusty or vibratory environments. Application: Panel assembly spaces, routine inspections, and preventive maintenance in process lines. Feature: Oil-resistant gasket seals protect against lubricants and moisture ingress. Business impact: extends enclosure life, reduces corrosion risk, and lowers replacement costs. Application: hydraulic zones, machining centers, and wash-down areas where fluids are present. Feature: 12-gauge carbon steel construction with ANSI 61 gray finish delivers high strength and weathering resistance. Business impact: enhances enclosure longevity in harsh plant environments, reducing replacement cycles. Application: process automation zones and equipment rooms requiring durable protection. Feature: NEMA ratings and UL/CSA certifications ensure regulatory alignment. Business impact: simplifies compliance planning and audit readiness across facilities. Application: indoor, outdoor, dusty, and wash-down environments in manufacturing and distribution settings. Feature: Ground provisions including ground studs on door and body ensure solid grounding and safety. Business impact: promotes electrical safety and code compliance. Application: installations requiring dependable grounding paths for disconnect assemblies. Feature: Compatibility with Eaton B-Line series simplifies procurement and site-wide standardization. Business impact: reduces part variety, accelerates maintenance, and improves spare-part inventory. Application: retrofit projects and new builds integrating multiple B-Line enclosure components.
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FAQs
When installing the Eaton FD723918-4FS, position the unit on its ground mount legs with ground studs on the door and body for a solid earth connection. Consider the 72 in height, 39.5 in width, and 18 in depth for clearances, and plan for a 415.4 lb weight during handling. The hinged, 3‑pt latch facilitates secure closure during commissioning.
This enclosure carries UL 508A and CSA C22.2 certifications and is rated for NEMA 12 and NEMA 4 service. These approvals support code compliance for indoor and outdoor environments with dust, moisture, and limited wash-down exposure, enabling you to meet safety standards in diverse facilities.
Yes. The FD723918-4FS is well suited for control panels in manufacturing and process automation. Its large door aids cabling and diagnostics, while the oil-resistant gasket protects against fluids commonly found on production lines. It can house disconnect assemblies while maintaining service access for energized components.
Maintenance is streamlined by the hinged cover, large access door, and 3‑pt latching handle, which provide quick entry and secure closure. Ground studs ensure reliable grounding, and the 12‑gauge carbon steel construction offers resistance to impact and corrosion, reducing downtime and replacement costs.
The FD723918-4FS integrates with Eaton’s B-Line enclosure ecosystem, offering consistent construction and finish for predictable performance. With glass-gray ANSI color, 12-gauge carbon steel, and ground provisions, it supports scalable installations and easier maintenance across facilities using multiple B-Line components.