Mersen EHFBX303BP0 - 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 enclosure types. Mersen features NEMA 4X non-metallic 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. 30 amp J X FDS disconnect with black pistol handle in a NEMA 4 enclosure.
Mersen

EHFBX303BP0

Alternate Item Number: 782001446512

UPC: 782001446512

Contact for Pricing

Overview

The Mersen EHFBX303BP0 Enclosed Disconnect Switch is engineered to provide a robust and reliable individual disconnecting means for a wide array of industrial applications. Designed with durability and operational convenience as primary objectives, this unit offers superior protection in demanding environments. Its compact footprint ensures efficient space utilization within control panels and machinery, while the straightforward installation process minimizes downtime and labor costs for electricians and maintenance personnel. Mersen's commitment to quality is evident in the construction of the EHFBX303BP0. It features a NEMA 4X non-metallic enclosure, which is exceptionally resistant to corrosion, water ingress, and dust accumulation. This makes it an ideal choice for environments such as food processing plants, chemical facilities, outdoor installations, and any location where harsh conditions are prevalent. The non-metallic nature of the enclosure also offers excellent electrical insulation properties, enhancing safety. This specific model, EHFBX303BP0, is a 30-amp disconnect switch equipped with a black pistol handle. The pistol grip design provides a secure and ergonomic interface for operators, facilitating quick and safe operation of the disconnect function. The switch is available in both fusible and non-fusible configurations, allowing end-users to select the option that best suits their circuit protection strategy. For applications requiring overcurrent protection, fusible versions allow for the integration of appropriately rated fuses. Key benefits of incorporating Mersen enclosed disconnect switches into your electrical systems include: * **Enhanced Safety:** Provides a clear and reliable means to isolate electrical equipment for maintenance or emergency shutdown, complying with safety regulations. * **Durability:** The NEMA 4X non-metallic enclosure offers exceptional resistance to environmental factors, ensuring long-term performance. * **Ease of Use:** The ergonomic pistol handle allows for intuitive and secure operation. * **Space Savings:** Compact design optimizes panel space. * **Versatility:** Available in fusible and non-fusible options to meet diverse application requirements. Whether you are designing new control systems or upgrading existing infrastructure, the Mersen EHFBX303BP0 enclosed disconnect switch delivers the performance, reliability, and safety demanded by modern industrial operations. Trust Mersen, a recognized leader in electrical power management and safety, to provide solutions that protect your equipment and personnel.
  • 30 Amp current rating suitable for various industrial loads.
  • NEMA 4X non-metallic enclosure provides superior protection against dust, water, and corrosion.
  • Black pistol handle offers ergonomic and secure operation for easy disconnect.
  • Compact design optimizes space within electrical enclosures and panels.
  • Available in fusible and non-fusible configurations to meet specific application needs.

Specifications

Amperage Rating
30 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
Black
Current Rating
30 A
Enclosure
NEMA 4
Material
Non-Metallic
Mounting
Screw
Nema Rating
Type 4X
Number Of Poles
3
Series
EHFBX
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
Package Dimensions (L x W x H)
16.969 IN x 12.4005 IN x 8.2635 IN
Package Dimensions (L x W x H)
43.1013 cm x 31.4973 cm x 20.9893 cm
Package Weight (Imperial)
23.150 L
Package Weight (Metric)
10.501 kg
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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.