nVent HB31921 - FUSEHLDR, 2P, 60A, J (3), Bulletin HB2 (Busbar Components), Size/Dims: 80x118x82mm, Material/Finish:
nVent

HB31921

UPC: 783510176716

Contact for Pricing

Overview

The **nVent HB31921** is a **2-pole (2P) 60A Class J fuse holder** designed for **industrial power distribution, motor control centers (MCCs), and renewable energy systems**. Part of the **Bulletin HB2 Series**, this **UL-listed** component meets **UL 4248-1, UL 4248-8, and IEC 60269** standards, ensuring compliance with global safety regulations. With a **compact 80x118x82mm footprint**, it integrates seamlessly into busbar assemblies while maintaining optimal thermal and electrical performance. The **Class J fuse compatibility** (up to 600V) makes it ideal for **high-current applications** where reliability is critical. Constructed from **high-quality materials with a durable finish**, the HB31921 resists corrosion, vibration, and thermal stress, delivering long-term durability in harsh environments. Its **padlockable and sealable design** enhances operator safety during maintenance, while the **blown-fuse indicator** (optional) provides a visual alert for fault conditions. Trusted by engineers worldwide, this **US-made** fuse holder is engineered for **medium-to-high power systems**, offering a **plug-and-play solution** for power distribution panels, industrial control panels (ICPs), and commercial buildings. Backed by nVent’s reputation for innovation and quality, the HB31921 ensures **consistent performance, minimal downtime, and compliance with industry standards**—making it the ideal choice for critical electrical applications.
  • 2-pole (2P) design for efficient current distribution
  • 60A Class J fuse compatibility (up to 600V)
  • Compact 80x118x82mm footprint for space-constrained enclosures
  • UL 4248-1, UL 4248-8, and IEC 60269 compliant
  • Padlockable and sealable for enhanced safety during maintenance

Specifications

Current Rating
60 A
Material
Metal
Mounting Type
Snap-in or Screw-Mount
Poles
2P
Series
Bulletin HB2
Size
80x118x82 mm
Package Weight (Imperial)
0.810 L
Package Weight (Metric)
0.367 kg
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FUSEHLDR, 2P, 30A, J W/IND (3), Bulletin HB2 (Busbar Components), Size/Dims: 72x115x69mm, Material/Finish:
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Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.