Authorized Entron Controls Distributor

Serving North AmericA since 1983

Precision Timing and Industrial Reliability for the "Spotco Way"


As the region’s trusted source for Entron Controls, Spotco provides the industry-standard "brains" for high-performance welding operations. Known for their rugged architecture and intuitive programming, Entron systems are the go-to choice for manufacturers who demand zero-downtime reliability.



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Industry-Leading Entron Controls

We maintain an extensive inventory of Entron Control products designed to improve weld quality, operator safety, and machine longevity.


EN1000 Series: The Industry Standard

The EN1000 is one of the most widely used resistance welding controls in North America. Its reputation for "set-it-and-forget-it" performance makes it ideal for rocker arm welders, press welders, and specialty machines.

  • Simple Programming: Easy-to-read displays and straightforward parameters.
  • Versatility: Capable of storing up to 50 unique weld schedules.
  • Modern Features: Includes cycle counters, error logs, and multiple valve control options.

iPAK Medium Frequency DC (MFDC) Inverters

For high-tech applications requiring superior energy efficiency and weld quality, the Entron iPAK series delivers precision at the highest level.

  • Superior Control: MFDC technology provides a more stable current than traditional AC systems.
  • Material Expertise: Ideal for welding aluminum, galvanized steel, and exotic alloys.
  • Data Integration: Full EtherNet/IP compatibility for seamless integration into modern factory IIoT networks.

Retrofit Kits & Technical Upgrades

Modernize your existing fleet without the cost of a full machine replacement. We stock Entron retrofit kits that can be integrated into legacy frames in minutes, immediately adding digital precision and safety monitoring to your shop floor.

Got a question or want to check our inventory? Give us a call or contact us now!

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Key Areas of Entron Expertise


When you select Entron through Spotco, you are investing in a control system designed for the long haul. We support your operation through:


  • In-Stock Availability: We maintain a high-volume inventory of EN1000 and EN6001 units for immediate shipment.
  • Technical Integration: Our engineers help you configure your Entron control to match your specific transformer and material requirements.
  • Legacy Support: We provide parts and troubleshooting for older Entron models, ensuring your production never stops.
  • Rugged Safety: Built-in security locks and heavy-duty enclosures designed for the harshest manufacturing environments.
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FREQUENTLY ASKED QUESTIONS


At Spotco, we believe in total transparency and expert support. Explore our frequently asked questions to learn more about our North American supply capabilities, certified training seminars, and precision hardware.



  • Why Choose Spotco?

    Serving North America, we are your go-to welding company and resistance welding supplier. With our unwavering commitment to delivering exceptional spot welding company services and equipment, Spotco has earned a reputable standing in the welding company industry. When it comes to welding companies, Spotco is the best choice. We offer welding company services for the North American market. 


    We are known for our high knowledge of the processes involved as well as the latest technologies being used to increase product productivity while decreasing welding process cost. Contact us today for more information and welding process review.

  • What makes Entron controls the "industry standard" for resistance welding?

    Entron is widely recognized for its "design simplicity" and rugged durability. Their controls are engineered to withstand harsh manufacturing environments while remaining easy for operators to program and maintain without advanced computer science knowledge.

  • Can an Entron EN1000 control be used on any type of welder?

    Yes. The EN1000 series is incredibly versatile. It is commonly used for rocker arm welders, press welders, and even specialized bench-top units. It supports various modes, including spot, pulsation, and even seam welding (with the appropriate model).

  • What are the benefits of upgrading to an Entron iPAK MFDC inverter?

    The iPAK series uses Medium Frequency Direct Current (MFDC) technology. This provides a much more stable current than standard AC, which is critical for welding sensitive materials like aluminum or galvanized steel. It also reduces power consumption and significantly lowers the weight requirements for welding transformers.

  • How long does it take to install an Entron Retrofit Kit?

    Entron specializes in "Ready-to-Wire" retrofit kits. Most legacy welding machines can be modernized with a new digital Entron control in a matter of hours, drastically reducing downtime while immediately adding features like error logging and cycle counting.

  • Do Entron controls support constant current monitoring?

    Yes. Many Entron models, including the EN6001 and iPAK series, offer secondary constant current monitoring. This ensures that the control automatically compensates for fluctuations in line voltage or changes in the secondary circuit to deliver an identical weld every time.

  • How many weld schedules can I store on an Entron control?

    Standard models like the EN1000 typically store up to 50 unique weld schedules. This allows your team to save specific settings for different part numbers or material gauges, enabling nearly instant changeovers on the production floor.

  • Are Entron controls compatible with modern factory networks?

    Absolutely. The advanced iPAK and EN6001 series feature options for EtherNet/IP, Modbus TCP, and other industrial communication protocols. This allows for real-time data collection and remote monitoring as part of a "Smart Factory" or Industry 4.0 setup.

got questions about question about Entron Controls?

Need help deciding between a basic EN1000 or an advanced iPAK Inverter? Or curious about how to retrofit your current press welder? Our technical team is ready to answer your specific questions. Contact us today to discuss how Entron Controls can transform your welding operation into a more efficient, data-driven powerhouse.



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