Mersen EGSC8003RP0 - Mersen Enclosed Disconnect Switches are designed to meet customer's requirements for compact and durable individual disconnecting means. Both fusible and non-fusible versions are available in a variety of enclosures types. Mersen features NEMA 4X non-metallic and stainless steel enclosures that are extremely durable and provide the ultimate protection for harsh environments and conditions. The enclosed disconnect switch range offers safety, ease of installation, space savings and operational convenience to end-users. 800 amp UL98 SC NFDS disconnect with red pistol handle in a NEMA 4X Non-Metallic enclosure.
Mersen

EGSC8003RP0

Alternate Item Number: 782001368043

UPC: 782001368043

Contact for Pricing

Overview

The Mersen EGSC8003RP0 is an 800-amp UL98 SC NFDS enclosed disconnect switch housed in a NEMA 4X non-metallic enclosure, engineered for harsh industrial environments. This non-fusible switch delivers reliable circuit isolation with a compact, space-saving design ideal for control panels and electrical rooms. The UL98-listed unit features a prominent red pistol handle for quick visual identification and safe operation, meeting OSHA lockout/tagout requirements. With a 600VAC rating and suitability for motor disconnect applications, it complies with NEC Article 430 for line-of-sight disconnects. The NEMA 4X enclosure provides superior corrosion resistance and protection against water, dust, and hose-directed spray, making it perfect for food processing, chemical plants, wastewater treatment, and outdoor installations. Standard integral ground lug and knockouts simplify installation, while the clear ON/OFF indication enhances operational safety. Mersen’s enclosed disconnect switches are available in both fusible and non-fusible versions across a wide ampacity range (16A–1200A for non-fusible, 30A–800A for fusible), with stainless steel and non-metallic NEMA 4X enclosures for maximum durability in corrosive or washdown environments. Trusted for compliance with UL 508A, UL 98, and CSA standards, this 3-pole switch is manufactured in the US and distributed by Gross Automation.
  • 800A UL98 SC NFDS non-fusible enclosed disconnect switch
  • NEMA 4X non-metallic enclosure for corrosion and water resistance
  • 600VAC rating with 3-pole configuration
  • Red pistol handle for quick visual identification and safe operation
  • Compliant with OSHA lockout/tagout requirements and NEC Article 430

Specifications

Amperage Rating
800 A
Application
Load break switching Separate disconnect means within sight of all motor loads to comply with NEC® Article 430 Circuit isolation Service entrance ratings available Food processing Conveyor systems Harsh industrial environments
Brand Name
Ferraz Shawmut
Color
Red
Current Rating
800 A
Enclosure
NEMA 4X Non-Metallic
Material
Non-Metallic
Mounting
Screw
Nema Rating
NEMA 4X
Number Of Poles
3
Series
EGSC
Special Features
Suitable for use as Motor Disconnect Meets OSHA lockout/tagout requirements NEMA rated enclosures Knockouts provided Easy screw mounting Selector or pistol handles in black or red/yellow
Standard
UL 508A UL508 UL98 CSA IEC versions available.
Type
Enclosed Disconnect Switch
Voltage Rating
600 V
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Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.