Mersen W212539 - DIN D Fuse-link gG Size NDZ 500VAC 500VDC 2A Color code Pink
Mersen

W212539

Alternate Item Number: NDZGG50V2


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Specification Sheet

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Overview

The Mersen DIN D Fuse-link (SKU: W212539) is a Type gG fuse-link designed for low-voltage distribution systems. Rated for 500V AC/DC and 2A current, this pink-coded fuse-link provides reliable overcurrent and short-circuit protection in compliance with DIN standards. It is part of the D fuse-system, the first generation of screw fuse-systems in the German DIN standard, widely used in installations where non-trained personnel may replace fuse-links. The NDZ size is optimized for compact applications, with a package weight of 12.9g and a power dissipation of 2.1W at rated current. These fuse-links protect cables, power lines, and equipment from dynamic effects of high short-circuit currents up to their nominal breaking capacity. The gG characteristic ensures full-range protection, making it suitable for low-voltage distribution units, industrial control panels, and building installations. Compatible with DIN D fuse holders, this fuse-link is manufactured by Mersen, a leader in electrical protection solutions.
  • Rated for 500V AC/DC and 2A current
  • Type gG fuse-link for full-range overcurrent and short-circuit protection
  • Pink color code for easy identification
  • Compact NDZ size with 12.9g weight and 2.1W power dissipation
  • Compatible with DIN D fuse holders for low-voltage distribution units

Specifications

AC Voltage Rating
500 V
Amperage Rating
2 A
Application
House incoming units Meter distribution units Distribution cabinets Installation cabinets Fuse boxes
Body Material
Ceramic
Brand Name
Mersen
Color
Pink
Current Rating
2A
DC Voltage Rating
500 V
Interrupt Rating
50 kA
Mounting
Clip
Mounting Type
Screw
Series
DIN D Fuse-link gG
Size
1.97 x 0.47 in
Size
50 x 12 mm
Size
NDZ
Special Features
Insulated body suitable for high mechanical and thermal impacts Top and bottom contacts made of nickel plated copper alloy Safe cut-off short circuits and over currents due to special design of fuse element Clear indication of operation condition due to coloured indicator on top contact Low power dissipation Optimized size Resistant to aging Free of lead, cadmium, mercury, chrome 6 (rohs conformity)
Standard
DIN VDE 0636-301
Type
DIN LV Fuse-Links D
Voltage Rating
500 VAC
Package Dimensions (L x W x H)
1.97 in x 0.47 in x 0.47 in
Package Dimensions (L x W x H)
50 mm x 12 mm x 12 mm
Package Weight (Imperial)
0.029 lb
Package Weight (Metric)
0.013 kg
DIN D0 Fuse-link Neozed gG Size D01 440VAC 250VDC 2A Color code Pink Packaging quantity 10

E218780J

DIN D0 Fuse-link Neozed gG Size D01 440VAC 250VDC 2A Color code Pink Packaging quantity 10
Littelfuse fast-acting French Cylindrical (gL-gG) fuses are used for the protection of cables against short circuits. Time-lag (aM) fuses are used for protection of motors.

CY14X51G6

Littelfuse fast-acting French Cylindrical (gL-gG) fuses are used for the protection of cables against short circuits. Time-lag (aM) fuses are used for protection of motors.

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.