Eaton MFD843924-12FS Ground Mount Disconnect - NEMA 12
Part Number: MFD843924-12FS
Quick Summary
The Eaton MFD843924-12FS ground mounted disconnect enclosure delivers robust electrical protection for industrial facilities. Engineers often struggle with securing large disconnects while maintaining quick service access and safe maintenance. This enclosure meets UL 508A and CSA C22.2 certifications and carries a NEMA 12 rating for indoor protection in demanding environments. From the B-Line series, it combines heavy-gauge carbon steel with a hinged cover and 3-point latching for reliable operation. Designed for industry with a practical footprint and clear wiring space, it supports lockable access and straightforward installation across facilities.
Product Information
Extended Description
MFD843924-12FS Eaton: Eaton B-Line series ground mounted disconnect enclosure, 84" height, 24" length, 39" width, NEMA 12, Hinged cover, MFD12FS 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
MFD843924-12FS
UPC
782051482683
Product Length/Depth
24 in
Product Height
84 in
Product Width
39 in
Product Weight
468.3 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
MFD12FS enclosure
Cover type
Hinged
Mounting method
Ground
Mounting hole details
No mounting provisions
Locking provisions
Defeater padlock provision
Closure type
Hinged
Special features
3-pt latching handle
NEMA Rating
12
Country of origin
US
Feature: Heavy-gauge carbon steel construction with 12 gauge walls and a painted ANSI 61 gray finish. Business Impact: Delivers durable protection against impact, corrosion, and daily wear, reducing replacement costs and downtime. Application: Plant floor disconnect installations that endure demanding environments. Feature: Large single door with a hinged cover and a 3-point latching handle, plus a defeater padlock provision. Business Impact: Improves security and simplifies maintenance access, speeding service calls and reducing risk of unauthorized entry. Application: Main service disconnects and control panel housings in manufacturing lines. Feature: Ground mounting design with no mounting provisions included in the enclosure itself; compatible with a base or dedicated mounting pad. Business Impact: Enables secure, stable installation on concrete floors and mezzanines, cutting install time and avoiding retrofit costs. Application: Utility rooms and outdoor-rated-adjacent spaces requiring a grounded foundation. Feature: NEMA 12 rating, UL 508A and CSA C22.2 certifications. Business Impact: Ensures regulatory compliance and safer operation, supporting inspection readiness and risk mitigation. Application: Indoor industrial environments with dust, splashes, or light oil exposure. Feature: 84 in height, 24 in depth, 39 in width, and 468.3 lb weight; carbon steel with oil-resistant gasket. Business Impact: Provides substantial enclosure real estate and robust physical protection while maintaining gasket integrity for ongoing service cycles. Application: Large disconnect assemblies in control rooms and process areas requiring space for wiring and components. Feature: 3-pt latching and large door design improves serviceability and reduces downtime during maintenance cycles. Business Impact: Faster inspections and safer lockout/tagout procedures, elevating uptime and operator safety. Application: Routine outages and scheduled maintenance in high-availability plants.
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FAQs
The enclosure is designed for ground mounting with no internal mounting provisions; base anchoring or a dedicated mounting pad is required. Plan for secure, level mounting on a stable concrete surface, and ensure adequate ventilation around the 84 in tall unit. Utilize the hinged cover and 3-point latching to simplify servicing and meet safety requirements during lockout/tagout.
It carries UL 508A and CSA C22.2 certifications and is rated to NEMA 12. This combination provides compliance for indoor electrical protection enclosures in industrial environments, with performance characteristics suitable for enclosing disconnects and control equipment while resisting dust and light oil exposure.
The MFD843924-12FS is a NEMA 12 enclosure, which is intended for indoor use in protected spaces. It’s not rated for outdoor exposure or heavy washdown environments. For outdoor installations, consider NEMA 4X or appropriate enclosure upgrades and weatherproof gasketing, along with climate control if necessary.
The enclosure measures 84 inches in height, 24 inches in depth, and 39 inches in width, with a weight of 468.3 pounds. These dimensions reflect a large single-door design and a robust 12-gauge carbon steel construction suitable for substantial disconnect assemblies and wiring space.
The 3-point latching handle provides a more secure closure, reducing the risk of inadvertent door opening during operation. Combined with the defeater padlock provision, it supports compliant lockout/tagout procedures, improves security, and accelerates safe access during routine maintenance and inspections.