Battery Energy Storage Systems

Find the right fasteners for every component of the battery energy storage system (BESS)

UnionTested and proven for quality assurance
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Our fasteners are IP-rated against ingress and are fully tested to protect EV components from the elements. They expand and contract to keep joints sealed post-thermal expansion.
time-iconEase of assembly and maintenance
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Like the batteries themselves, ease-of-maintenance for the BESS is crucial. Unlike welded joints, our mechanical bolted joints are easy to disassemble and reassemble.
shield-iconLighter materials that maintain strong connectivity
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Our reliable current-conducting joints join busbar-to-busbar, coping with high current loads while offering low electrical resistance. Our fasteners are designed to join lighter-weight, dissimilar metals.
Battery Storage
Battery Storage

Frame

Get the fasteners you need for the frame of your commercial or residential commercial battery storage system. Learn more
Busbar + BMS

Busbar + BMS

Explore our fasteners to see which ones are a fit for your busbar + Battery Managment System (BMS) components. Learn more
PC Board

PC Board

Ensure you have the right fasteners designed to support the PC board in your battery energy storage system. Learn more
Heyco component

IP 6X Rated

Discover our IP 6X Rated mechanically attached fasteners that will keep your BESS watertight and safe from the elements. Learn more
Battery Storage

Frame

Get the fasteners you need for the frame of your commercial or residential commercial battery storage system.
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PEM® Self Clinching Nuts
PEM® Self Clinching Nuts

PEM® brand self-clinching nuts install permanently in aluminum, copper, steel or stainless steel panels and provide load-bearing threads where high push-out and torque-out is required.

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PEM® Studs
PEM® Studs

PEM® brand self-clinching studs and pins install permanently in aluminum, copper, steel or stainless steel panels where High torque-out and pushout and pull through performance is required.

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PEM® Locating Pilot Pins
PEM® Locating Pilot Pins

Locating pins or pilot pins have a round or sometimes diamond profile length with a tapered tip and no threads.

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PEM® Panel Fasteners
PEM® Panel Fasteners

Pulvinar neque bibendum dignissim accumsan nulla commodo.

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Busbar + BMS

Busbar + BMS

Explore our fasteners to see which ones are a fit for your busbar + Battery Managment System (BMS) components.
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PEM® Self Clinching Nuts
PEM® Self Clinching Nuts

PEM® brand self-clinching nuts install permanently in aluminum, copper, steel or stainless steel panels and provide load-bearing threads where high push-out and torque-out is required.

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PEM® eConnect™ Pins
PEM® eConnect™ Pins

Current carrying pins that provide superior electrical connections in applications that demand heightened performance from internal components.

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PEM® eConnect™ Contact Bushings
PEM® eConnect™ Contact Bushings

For use in aluminum and copper busbars. Provide repeatable, consistent electrical joints and superior installation in applications that demand superior performance.

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PEM® Captivated Screws
PEM® Captivated Screws

Known as captive fasteners or captive bolts, typically has a screw retained in a panel and minimize the number of loose parts in an assembly.

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PC Board

PC Board

Ensure you have the right fasteners designed to support the PC board in your battery energy storage system.
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microPEM® TackPin® fasteners
microPEM® TackPin® fasteners

microPEM® TackPin® fasteners for compact assemblies enable sheet-to-sheet attachment, replacing costly screw installation in applications where disassembly is not required.

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PEM® Right Angle Fasteners
PEM® Right Angle Fasteners

For strong right-angle attachment points in thin steel and aluminum assemblies

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PEM® SNAP-TOP® standoffs
PEM® SNAP-TOP® standoffs

For permanent installation into metal sheets and feature a spring action to hold printed circuit boards and other subassemblies securely, allowing quick removal.

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PEM® Surface Mount Fasteners
PEM® Surface Mount Fasteners

For use with PC boards to satisfy component-to-board, board-to-board, and board-to-chassis attachment needs.

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Heyco component

IP 6X Rated

Discover our IP 6X Rated mechanically attached fasteners that will keep your BESS watertight and safe from the elements.
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PEM® Blind Nuts
PEM® Blind Nuts

Provide permanently mounted blind threads in metal panels, providing a barrier to protect assemblies against foreign matter, limiting screw penetration, protecting internal components from damage.

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Heyco® Liquid Tight Cord Grips
Heyco® Liquid Tight Cord Grips

Heyco®offers liquid tight cord grips that connect heavy-duty cables/cords to equipment., including snap-in, right-angle, stainless steel, and many other cord grip designs.

Heyco® Strain Relief Bushings
Heyco® Strain Relief Bushings

Strain relief bushings protect electrical cables from stress, preventing a connection from breaking. Heyco® has a diverse portfolio of UL-certified strain relief bushings.

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Heyco® Venting Solutions
Heyco® Venting Solutions

Heyco® provides a wide and diverse range of reliable venting, pressure equalization, and drain plugs, as well as guards, rivets, and mounts for your project.

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Specialized fasteners for battery energy storage systems 

Together, we can create the right technical solutions for every component of both residential and commercial battery storage systems. Modularity and serviceability, facilitated by specialized fasteners, are crucial aspects of BESS design. Additionally, cost implications associated with system failure are significant driving factors in designing BESS solutions that are robust, dependable, and easily maintainable.

Energy Storage

Resources for battery energy storage systems

ECCB Busbar Application
Case Study Collaboration Drives New Connector Design and Reduced Space Requirements Read Case Study

Gain a competitive edge in eMobility

Optimize application performance, better determine safety and compliance, and explore opportunities for innovation with PennEngineering’s value added services.

Gain Competitive Edge
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Application Engineering

  • Application Review
  • Custom Design/Product Development
  • Customer Drawings
  • Catalog Samples
  • 3D Models
  • Prototype Development Center
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PEMedge™ Testing Services

  • FEA Analysis
  • Mechanical Testing
  • Tensile and Compression Strength
  • Micro Hardness
  • Fastener Joint Cross-Sectioning
  • Corrosion and Plating Testing
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Teardown Service

  • Complete Product Disassembly
  • Assembly Structure Assessment
  • Identify Alternative Fastening Solutions
  • Alternative Fastener Replacement/Testing
  • Teardown Report
  • Identify Efficiencies/ Implementation Plan
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FastenerClass®

  • Free Customized Training Sessions from Global Experts
  • Live, Web-based, and Pre-recorded Training Options Available
Standard Classes Include:
  • Theory, Best Practices, Application Exploration
  • Intro to Self-Clinch Theory
  • Proper Fasteners for Stainless Steel Panels
  • Surface Mount Fastener Technology (SMT) vs. Broach

Ready to get started?

Talk to an Engineer

Discover exceptional fastening and electrical conductivity solutions for everything eMobility. Together, we can take your build to a whole new level – partnering to make application assembly quicker and more cost-efficient.