Apex Custom Trailers

      Custom-built trailers to fit your needs


      Build a fully equipped, customized trailer


      Premium Storage Solutions, Electrical Options, Racks & Accessories, Lighting Options & More! 


      Our personalized process allows you the freedom to choose nearly every component of your trailer. The final result is a custom-built trailer that's perfectly tailored for your operation.


      Take Your Custom Trailer Anywhere

      Built to fit your needs down to the smallest detail

      Aluminum & Lightweight

      Our aluminum trailers are lightweight and rust resistant. 

      Fully Equipped

      Design a fully equipped trailer built to your own custom specifications. 

      Expert Service


      Insulated for Any Weather

      Help keep your crew more comfortable in any weather with an insulated lab.

      Electrical Options

      Multiple power entry options available including 120 VAC, single phase 240 VAC. three phase 208 VAC,  single phase r480 VAC, and three phase 480 VAC. We also run certain accessories off 12VDC.  

      Premium Storage

      We use high quality aluminum cabinetry made in the USA by Moduline Cabinets.

      Tow Vehicle Accessories

      Include tow vehicle accessories for ease of mobility including weight distribution systems, truck bed storage systems, and more.

      Custom Accessories

      Include accessories unique to your operation's needs including custom shelving & racks, roof top air conditioning, probe storage racks, gas bottle racks/stands, isolator baseplates and wall springs and custom flow panels. Any additional interior walls and rooms are custom built.

      Interior & Exterior Lighting

      Interior and exterior lighting options: LEDs, 12 Volt, exterior flood lights, emergency lighting,  under cabinet lighting, and more!

      Apex Instruments, Inc.

      About Us

      For over 30 years, Apex Instruments has manufactured quality products and provided consulting services. With our experienced team and knowledge of the assembly and manufacturing process, we can provide a custom built trailer tailored to your exact needs. 

      20 Years

      Over 20 years of combined experience on our custom trailers team.

      Expert Fabricators & Welders

      Apex employs an experienced fabrication &  welding department with expertise in CAD Design and CNC machining and  MIG, TIG, Laser, Stick and Plasma welding. 

      Top-Level QC

      70-plus point inspection from start to finish of manufacturing, Apex assures a robust quality control conformance on all trailers. 

      Customer Satisfaction

      At Apex we are committed to customer satisfaction, providing the best quality trailers as well as experienced service. 

      Learn more about our work!

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        Mobile Demonstration Unit on a Gooseneck Flatbed

        Custom built mobile demonstration unit for water testing of phosphorus removal structures.

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        Mobile Emissions Labs

        Mobile emissions lab tailored to the stack tester's needs. 

      • gooseneck mobile emissions lab
        Gooseneck Mobile Emissions Lab

        Custom-built gooseneck mobile emissions labs. 

      • refurb green backdrop
        Refurbished Lab

        Refurbished Mobile Emissions Lab

      We Work with Premium Vendors to Build Your Trailer!

      ModuLine logoR3_4-2019
      CURT Logo (1c_orange on transparent)

      Bo knows exactly what it takes to make the customer happy. His personal touch went into Evergy's Mobile Lab, and we couldn't be more pleased."

      Alan Eason

      Build your custom trailer with Apex Instruments!

      Contact Us Today