The manufacturers we represent

50+

Years in business

9

Regional sales reps

12+

Manufacturer partners

25+

Distribution partners

Technical, responsive, and built for the long term.

Founded in 1973 and based in Indianapolis, ERI is a technical, aggressive, and solution-oriented team that responds promptly and professionally to every principal and customer.

We solve design problems from first sample to production — building long-term relationships on trust, responsiveness, and deep product knowledge.

Built for demanding applications.

From factory floors to flight decks, ERI matches engineers with the right components across every vertical that matters.

  • Transportation
  • Medical
  • Military & Aerospace
  • Instrumentation
  • Power, Energy & Audio

Available through 25+ authorized distributors.

Stocked and available through a broad network of authorized partners — for same-day availability, consignment, and custom supply chain programs.

Arrow Electronics Avnet Beyond Components BISCO Industries DigiKey Fuses Unlimited Future Electronics Heilind Electronics Marsh Electronics Masline Electronics Master Electronics Mouser Electronics Newark Peerless Electronics PEI-Genesis Powell Electronics RS Components Sager Electronics Spemco TTI Inc. Waytek Wire Wesgarde Wesco TVH Chief Enterprises

More than a component rep.

Through a network of vetted manufacturing and assembly partners, ERI sources, builds, and delivers custom solutions — from prototype to full production.

Battery Packs & BMS
Custom battery assemblies and management systems for demanding equipment.
  • Custom pack design
  • Integrated BMS & charging
  • UL & UN38.3 testing
Metal Fabrication & CNC
Precision sheet metal, machined parts, enclosures, and chassis.
  • Sheet metal & CNC machining
  • Enclosures & chassis
  • Finishing & plating
Wire Harness & Cable
Custom cable assemblies and wire harnesses built precisely to spec.
  • Custom harnesses & cables
  • Connector assembly
  • 100% continuity testing
Bare PCB & Layout
Bare-board fabrication plus layout support, schematic to manufacturable board.
  • Bare PCB fabrication
  • Layout & DFM review
  • Quick-turn prototypes
Custom Thermal Management
Heat sinks, cold plates, and extrusions engineered to your exact power envelope.
  • Custom heat sinks & cold plates
  • Aluminum & copper extrusions
  • Concept to qualified production
HMI Design & Assembly
Membrane switches, keypads, and integrated HMI assemblies via Nelson Miller Group.
  • Membrane switches & keypads
  • Displays & backlighting
  • Full electromechanical build

Looking for new partners? Come grow with us.

We're always seeking forward-thinking manufacturers who want a technical, responsive sales team in the Central and Southeast US.

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