Mersen HP10M20CC - Photovoltaic fuse gPV 1000VDC UL 20A With Crimp Cap For Crimp
Mersen

HP10M20CC

Alternate Item Number: HP10M20CC

UPC: 782001484477


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Overview

The Mersen HP10M20CC (SKU: HP10M20CC) is a UL 2579-listed photovoltaic fuse designed for 1000VDC applications in industrial rooftop and utility-scale PV systems. Rated at 20A with a minimum breaking capacity of 1.35 times the rated current, this gPV fuse provides reliable circuit interruption under low fault current conditions typical in PV arrays, including ground and line faults. Its robust construction withstands continuous temperature and current cycling, ensuring long-term system longevity in off-grid or grid-tied installations. The crimp cap terminal (CC option) simplifies inline termination with a recommended T&B Sta-Kon ERG4002 crimping tool for #10-12 AWG wires (6-4 mm²). Part of Mersen’s HelioProtection line, the HP10M20CC meets UL 2579, CSA C22.2, and IEC 60269-6 standards, making it ideal for PV string/array protection, combiner boxes, in-line PV module protection, inverters, and battery charge controllers. Available in bulk packs of 176 units (-B suffix).
  • UL 2579-listed for 1000VDC PV applications
  • 20A rated with 1.35x minimum breaking capacity for low fault current interruption
  • Crimp cap terminal (#10-12 AWG) for secure inline termination
  • Robust construction withstands continuous temperature and current cycling
  • Meets UL 2579, CSA C22.2, and IEC 60269-6 standards

Specifications

Amperage Rating
20 A
Application
All photovoltaic applications PV string/array level protection Combiner box applications In-line PV module protection Inverters Battery charge controllers
Body Material
GMG
Brand Name
Mersen
Class
Photovoltaic
Connection
Crimp Cap
Connection Material
Tin-Plated Copper
Connection Type
Crimp Cap
Current Rating
20 A
DC Voltage Rating
1000 V
Fuse Class
Photovoltaic
Interrupt Rating
50 kA
Mounting
Crimp
Series
HelioProtection
Series
HP10M
Series
gPV
Size
2.57 x 0.45 in
Size
65.278 x 11.43 mm
Special Features
Low fault current interrupting capability Durable construction for enhanced system longevity Temperature cycle withstand capability Guaranteed operation at temperature extremes Industry’s first UL Listed Solution Globally accepted
Standard
UL Listed to Standard UL2579 File E333668 CSA Component Certified C22.2 IEC 60269-6 Approved (CB Tested)
Type
Photovoltaic Fuses UL
Type
Photovoltaic Fuses
Voltage Rating
1000 Vdc
Package Dimensions (L x W x H)
2.57 in x 0.45 in x 0.45 in
Package Dimensions (L x W x H)
65.278 mm x 11.43 mm x 11.43 mm
Package Weight (Imperial)
0.030 lb
Package Weight (Metric)
0.014 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.