Mersen A6Y40-11 - Fuse A6Y 600VAC 500VDC 40A Type 11 Ferrule Amp-Trap®
Mersen

A6Y40-11

Alternate Item Number: A6Y40-11

UPC: 782001902582


Documents & Media
Technical DrawingLine Drawing

Contact for Pricing

Overview

The Mersen A6Y40-11 Amp-Trap® fuse (SKU: A6Y40-11) is a current-limiting fuse rated for 600V AC and 500V DC. Designed for industrial applications, this 40A Type 11 fuse provides fast response to overcurrent conditions in both AC and DC systems. Part of Mersen’s Form 600 series—the original current-limiting fuses—it ensures superior current limitation and reliability. Types 1 and 3 are dimensionally interchangeable with Class H and K fuses, while Types 4 and 5 feature unique rejection dimensions for enhanced safety. The 500V DC rating (available up to 600A) addresses special fusing needs in DC circuits, making it ideal for power electronics, motor control, and renewable energy systems. Ferrule terminals simplify installation in panelboards and switchgear. Choose Mersen for proven reliability in critical protection applications.
  • Rated 600V AC / 500V DC for versatile industrial use
  • 40A current rating with Type 11 ferrule connection
  • Current-limiting design for fast overcurrent protection
  • Compatible with Class H and K fuses (Types 1 & 3)
  • Ferrule terminals for simplified panelboard installation

Specifications

AC Voltage Rating
600 V
Amperage Rating
40 A
Body Material
GMG
Brand Name
Mersen
Connection
Ferrule
Connection Material
Tin-Plated Copper
Connection Type
Ferrule
Current Rating
40A
Current Rating
40 A
DC Voltage Rating
500 V
Interrupt Rating
200 kA
Mounting
Clip
Nema Rating
Type 11
Series
Form 600
Size
3 x 0.81 in
Size
76.2 x 20.574 mm
Standard
UL Recognized Component File E60314 DC Tested to UL248-1 (1-600A)
Sub Brand
Amp-Trap®
Type
DC Fuses
Voltage Rating
600VAC/500VDC
Voltage Rating
600 VAC / 500 VDC
Package Dimensions (L x W x H)
3 in x 0.81 in x 0.81 in
Package Dimensions (L x W x H)
76.2 mm x 20.574 mm x 20.574 mm
Package Weight (Imperial)
0.140 lb
Package Weight (Metric)
0.064 kg
Fuse A6Y 600VAC 500VDC 30A Type 1R Ferrule Amp-Trap®

A6Y30-1R

Fuse A6Y 600VAC 500VDC 30A Type 1R Ferrule Amp-Trap®
Fuse A6Y 500VAC 500VDC 6A Type 11 Ferrule Amp-Trap®

A6Y6-11

Fuse A6Y 500VAC 500VDC 6A Type 11 Ferrule Amp-Trap®
VSP MOV Fuses 600VAC Surge Capacity: 20kA Ferrule

VSP20-2

VSP MOV Fuses 600VAC Surge Capacity: 20kA Ferrule
VSP MOV Fuses 600VAC Surge Capacity: 80kA Ferrule

VSP80-2

VSP MOV Fuses 600VAC Surge Capacity: 80kA Ferrule
VSP MOV Fuses 600VAC Surge Capacity: 40kA Ferrule

VSP40-2

VSP MOV Fuses 600VAC Surge Capacity: 40kA Ferrule

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.