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Custom Manufacturing

Selco Products is an ISO 9001:2008 certified manufacturer offering custom assemblies with fast turn-around. From a simple custom bracket, temperature probe or complex wire harness, our engineers can design your assembly or build directly from your drawing. Selco handles the purchase and inventory of all components and provides a completed assembly ready for easy drop-in-place installation. By ordering the product fully assembled, you save time and money in all areas – engineering, purchasing, invoicing, receiving, labor and production. Our wide-ranging custom manufacturing capabilities can meet virtually any requirement!

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Custom Assemblies

Electronic Controls

  • Standard and Custom configurations
  • Different types of controls, inputs, outputs, user interfaces and communications protocols
  • Extensive software libraries
  • Support for UL/CE approval for your controls

NTC Thermistor Probes

  • Accuracies from ± 0.1°C to ± 10%
  • Wide variety of R-T curve materials
  • Excellent field stability and stringent process controls
  • Corrosion resistant custom thermistor probe housings
  • Custom packaging of discrete thermistors to produce thermistor probe assemblies
  • High pressure (PSI) rated custom thermistor probe housings
  • Moisture resistant custom thermistor probe assemblies
  • Custom lead forming or lead trimming on DO-35 (DT Series) thermistors

Thermostat Probes

  • Creep action thermal protection to ±5ºC
  • Snap action thermal protection to ±8ºC
  • Resistive and Inductive Loads
  • High Repeatability
  • High Amperage - Temp ranges up to 500ºF

Wire Harnesses

  • Wire harnesses from 8-30AWG

Additional Manufacturing Capabilities

  • Epoxy over molding or custom over molding
  • Custom brackets or precision machined components
  • Lead termination with specialty connectors and crimp terminals
  • Custom plastic sub-assemblies for thermistors and thermal products
  • Custom cable assemblies
  • Fully automated cutting, stripping and crimping for wire and cable
  • Tool designs
  • High volume operations


Selco Products also uses an extensive line of quality machines and equipment. In addition to our equipment and work stations, we are fully equipped to handle special packaging, printing and marking per customer's requirements

Manufacturing Equipment

  • Stapla ultrasonic welder
  • Schleuniger Crimp Center 36 fully automatic crimping machine
  • Spectrum laser stripper
  • Solder screen
  • Juki SMT pick and place
  • Lovell convection reflow oven
  • Wave solder
  • PCB assembly and rework stations

Special Packaging

  • Custom logos/specialty printing
  • Bagging/tagging/kitting
  • Barcode labels
  • Part number identification
  • Lot codes
  • Serialization
  • Black or white inkjet printing
  • Heat shrink labels