DIRECT-FIRED HEATERS
DESIGNED FOR SAFE, EFFICIENT INDUSTRIAL HEAT DELIVERY
What is a Direct-Fired Heater?
ZEECO direct-fired heaters are custom-engineered systems that deliver reliable, efficient heat production for a variety of industrial processes. Each heater is
designed for its specific application, offering flexibility in capacity, emissions performance, and efficiency. Paired with Zeeco’s Burner Management System (BMS) and Combustion Control System (CCS), these heaters provide safe, consistent heat transfer across a wide range of operating conditions.
How it Works
Direct-fired heaters transfer heat directly from a combustion flame to the process
coil or media. In these systems, the burner fires into a firebox or radiant chamber,
and heat is transferred to the process coils by radiation and convection.
Zeeco designs each system to safely maximize heat transfer while meeting applicable emissions requirements. Paired with Zeeco’s advanced BMS and CCS platforms, operators benefit from optimized performance, combustion safety, and straightforward system integration.

Devco Process Heaters HELIFLO
The Devco Process Heaters HELIFLO is a versatile direct-fired heater capable of heating gas and liquids.
Key Features:
- Equipped with state-of-the-art ultra-low NOx burner systems
- Standard 80%-85% Net Thermal Efficiency (NTE), options are available to increase NTE to 90% with an Economizer
- 8:1 turndown ratio with standard forced-draft burners
- 1-75MMBtu/hr range in a single heater
- Lightweight ceramic fiber insulation enables rapid startup, immediate high-fire capability, and avoids thermal shock
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Devco Process Heaters ELITE-HE
The Devco Process Heaters ELITE-HE is a high‑efficiency, easy‑to‑operate, API‑style direct-fired heater designed specifically for midstream applications. Its design incorporates two separate, isolated chambers, a radiant section, and a convection section, custom‑engineered for optimal heat-transfer efficiency.
Key Features:
- Equipped with state-of-the-art ultra-low NOx burner systems
- Standard 85% NTE, with capability to increase to 90% NTE
- 8:1 turndown ratio with automated forced-draft burner systems; higher turndown options are available
- 1 to over 100 MMBtu/hr range in a single heater
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Lightweight ceramic fiber insulation enables rapid startup, immediate high‑fire capability, and avoids thermal shock

왜 Zeeco를 선택해야 하는가?
Zeeco combines industry‑leading combustion expertise with the proven performance of Devco Process Heaters to deliver custom‑engineered solutions tailored to your process conditions. Our heaters integrate advanced low‑emission burner technology with robust burner management and combustion control systems to ensure safe, efficient, and emissions‑compliant operation. With a global footprint and in‑house manufacturing capabilities, Zeeco provides seamless project execution from design through commissioning, giving facilities a reliable, high‑performance heating solution.
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