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Electric Heater Bundles and Inline Process Heaters

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    • Control Panels & Systems for Electric Heating Equipment

    Because an electric heater is only as good as the system that controls it.

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    Inside view of 250kW hot oil heater thyristor control panel
    Inside view of 250kW hot oil heater thyristor control panel.

    What is a Control Panel?

    Electric heaters rely on dedicated control panels to ensure safe operation and precise process temperature management. The panel is the critical interface between the user and the heater, integrating safety features such as over-temperature protection, circuit interlocks, and fault monitoring. By intelligently regulating power and temperature, it transforms the heater into a reliable, user-friendly solution tailored to the application.

    Where it's used

    Industrial Process Heating HVAC Systems Petrochemical & Refinery Food & Pharmaceutical Marine & Offshore

    Key Benefits of Control Panels

    • Safety & protection — interlocks for over-temperature, electrical faults, and flow/level conditions ensure safe heater operation.
    • Accurate temperature regulation with PID, thyristor, or SSR-based control for stable process performance.
    • Integration with DCS — panels communicate with the plant DCS/PLC and share data such as power usage and temperatures, so you can monitor and operate the heater from the plant control system.
    • User-friendly interfaces with digital displays, alarms, and remote monitoring options.

    Engineered for Performance

    • Deep understanding — our heater-design expertise extends to the features required in the panel for safe, reliable operation of the equipment as a whole, and avoids coordination between different vendors; with our heater and control panel packages, we take responsibility for the system as a whole.
    • Control range — from simple on/off switching to thyristor control.
    • Choice of firing modes — zero cross over, burst firing, phase angle firing for the technology that works best for your process and application.
    • Integration options — compatible with PLCs, SCADA, and building management systems for seamless automation.
    • Custom engineering — explosion-proof, marine-grade, or outdoor-rated enclosures for specialized environments.
    • Smart features — data logging, remote diagnostics, and IoT-enabled monitoring for predictive maintenance and Industry 4.0 readiness.
    • Material options — powder coated M.S. / galvalume / FRP / stainless steel.
    • Ingress protection — ingress protection up to IP65.
    • Mounting — wall mount and free standing floor mount.

    Typical Applications of Control Panels

    Application Use
    Industrial process heating Dryers, ovens, furnaces, and kilns requiring precise temperature control
    HVAC systems Air handling units, duct heaters, and reheat coils
    Petrochemical & refinery loops Safe and reliable heater management in hazardous zones
    Food & pharmaceutical Hygienic heating processes with validated control systems
    Marine & offshore Heater panels for ships, rigs, and offshore platforms

    Downloads

    Datasheet (PDF) Typical Schematic Product Brochure

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    Why Choose Telelec

    Telelec combines decades of expertise in heater design with advanced control engineering. Our panels are built to meet exact process requirements, ensuring safety, reliability, and efficiency. Trusted across oil & gas, petrochemical, marine, and manufacturing industries, Telelec delivers control solutions that keep heaters performing predictably under demanding conditions.

    Custom heater control panels by Telelec — PID, thyristor and SSR control with full safety interlocks and DCS/PLC/SCADA integration for demanding industrial heating.

    FAQ

    It regulates power and temperature to the heater while enforcing safety interlocks — over-temperature protection, electrical fault monitoring, and flow or level protection — so the heater operates safely and delivers the exact process functionality required.
    From simple on/off switching to accurate PID, thyristor, or SSR-based control for stable, modulated process performance.
    Yes. Panels communicate with the plant DCS/PLC and are compatible with SCADA and building management systems, sharing data such as power usage and temperatures for remote monitoring and control.
    Yes. Explosion-proof, marine-grade, and outdoor-rated enclosures are available for specialized environments.

    Specify Your Control Panel

    Tell us the heater rating, control method, integration requirement, and enclosure environment, and Telelec's engineering team will propose a tailored control system that balances performance, safety, and cost-effectiveness.

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