SPEP: Your Trusted Industrial Supplier

Find Top Brands and The Latest Industry Tools

UL Rated Hardware

Introducing a variety of parts pre-certified by Underwriters Laboratories (UL), including UL Listed conduit hole seals and UL Recognized quarter turn latches, defeater handles, and gasket seals. Remove cost and hassle from your next sealed enclosure project and enjoy the peace of mind SPEP hardware provides.

100% Employee Owned

Sierra Pacific Engineering and Products (SPEP) is a 100% employee owned company. Our entire team is heavily invested in the company’s success which creates a culture focused on surpassing customer expectations.

World Class Supply Chain Experts

The premier source for B2B industrial access hardware. We manage the supply chain for our OEM & Distributor clients to stay ahead of demand and maintain local inventory to mitigate lead times.

Custom Hardware Design & Engineering

Sometimes the part needed for your particular application does not exist yet. Our team of design engineering experts will work with you to design, prototype, and manufacture the custom hardware you need.

Spep Patent Archives

Constant innovation is critical for us to effectively support our customers in an ever-changing world. Our design engineers continually develop new proprietary designs to stay one step ahead of the competition.

Spep Patent Archives

Constant innovation is critical for us to effectively support our customers in an ever-changing world. Our design engineers continually enhance existing designs and develop new proprietary designs to stay one step ahead of the competition.

UL Rated Hardware

Introducing a variety of parts pre-certified by Underwriters Laboratories (UL), including UL Listed conduit hole seals and UL Recognized quarter turn latches, defeater handles, and gasket seals. Remove cost and hassle from your next sealed enclosure project and enjoy the peace of mind SPEP hardware provides.
LEARN MORE arrow

100% Employee Owned

Sierra Pacific Engineering and Products (SPEP) is a 100% employee owned company. Our entire team is heavily invested in the company’s success, which creates a culture focused on surpassing customer expectations.
LEARN MORE arrow

World Class Supply Chain Experts

The premier source for B2B industrial access hardware. We manage the supply chain for our OEM & Distributor clients to stay ahead of demand and maintain local inventory to mitigate lead times.
EXPLORE PRODUCTS
arrow

Custom Hardware Design & Engineering

Sometimes the part needed for your particular application does not exist yet. Our team of design engineering experts will work with you to design, prototype, and manufacture the custom hardware you need.
LEARN MORE arrow
Industrial Hardware Apart

What Sets Our Industrial Hardware Apart

At SPEP, safety and compliance are just as important as offering the latest, innovative products. Compared to the competition, our hardware stands out for:

  • Always certified: All of our hardware options include UL listed conduit hole seals and UL recognized parts for maximum safety.
  • 80+ patents: Our dedication to innovation is reflected in our extensive patent portfolio, showcasing our ability to develop unique and effective hardware solutions. ​
  • Custom Solutions: Designed to serve you with advanced tools like SolidWorks 3D CAD and FEA simulations, we offer custom options for 10,000+ parts.
  • Rapid Prototyping: The latest 3D printing technology allows us to design new iterations with ease, reducing the time from factory to market.
  • Robust Quality Assurance: Through stringent checks and quality control measures, including in-house testing and ISO 9001 certification, we always meet durability and reliability standards.

Featured Products

Discover the SPEP Difference

Our mission is to be the industrial hardware supplier of choice by supplying the right part, at the right price, delivered on time, while providing exceptional customer service. See what our nearly four decades of experience can accomplish for your location:
100% Employee Owned

100% Employee Owned

Vested Interest in Customer Satisfaction Motivates Teamwork

Design Engineering

Design Engineering

Detail-Oriented Problem Solvers & Application Experts

Future Thinking

Future Thinking

Focus on Long Term Business Relationships & Innovation

Customer Focus

Customer Focus

Exceptional Service Provided Above & Beyond Expectations

Supply Chain Experts

Supply Chain Experts

Inventory Management & Local Stock to Mitigate Lead Times

Flexible Requirements

Flexible Requirements

Easy to Work With & Adaptive Methods of Doing Business

Success Stories

Testimonial Quotes Icon

Terrific Vendor

“Terrific vendor to work with, always responsive.”

Injection Molder for Electrical Enclosures
Testimonial Quotes Icon

Nice Work

“Nice work. Enjoy doing business with you.”

Van Conversions
Testimonial Quotes Icon

Thanks SPEP

“Awesome work! SPEP just makes my job much easier”

NEMA Enclosure Manufacturer

Contact Us

Fields marked with an * are required

Contact Us