Deep Fryer Heating Elements & Replacements (Flat & Tubular)
Hongtai manufactures high-efficiency deep fryer heating elements designed for commercial kitchens and industrial food processing. Whether you need a standardized deep fryer heating element replacement for brands like Frymaster/Dean, or a custom-engineered solution, our elements are built to withstand the rigorous demands of high-temperature oil immersion.
We utilize precision helical wound nickel-chrome resistance wire and high-purity magnesium oxide compaction to ensure maximum heat transfer and prolonged service life, reducing oil carbonization and downtime.
Key Features:
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Element Type: Round or Flat heater tubular designs (Flat shape increases surface area for better heat dissipation).
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Sheath Material: Food-grade Stainless Steel 304 or 316 for corrosion resistance against fatty acids.
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Safety: Integral cold pin fusion welded to resistance wire ensures terminals remain cool.
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Precision: Wattage tolerance +5% / -10% for precise temperature control.
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Versatility: Custom bending services to fit specific fryer tank geometries (Rectangular coil, L-shape).
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Mounting: Riser brackets and bulkhead fittings available.
SECTION 1:Technical Specifications & Dimensions
Our deep fryer elements are engineered to strict physical and electrical specifications. The table below outlines our standard manufacturing capabilities based on industrial standards.
| Parameter | Standard Value | Customizable Options |
| Sheath Material |
Stainless Steel 304 (Food Grade) |
SS316L, Incoloy 800 |
| Tube Diameter (Round) |
8.5mm, 10mm, 12mm |
6.5mm – 25mm |
| Flat Tube Dimensions | Common: 5.6mm x 24.5mm (Example) | Custom Flat Sizes Available |
| Voltage | 208V, 240V, 480V |
Max 550V |
| Wattage | 3kW – 14kW (Model Dependent) | Custom Watt Density Design |
| Wattage Tolerance |
+5% / -10% |
Precision Tolerance |
| Mounting Hardware |
Threaded Screw Terminal |
Flanges, Bulkheads, Risers |
Figure: Deep Fryer Element Configurations.Standard Tubular coil for immersion.Flat heater tubular profile designed to increase surface area and lower watt density, extending cooking oil life.
SECTION 2: Industrial Applications
Hongtai deep fryer elements are the critical thermal component for:
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Commercial Deep Fryers: Replacement parts for fast-food chains and restaurants (Compatible with open-pot or tube-style fryers).
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Industrial Food Processing: Continuous belt fryers for chips, snacks, and frozen foods.
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Pressure Fryers: High-watt density elements capable of maintaining rapid heat recovery.
SECTION 3: Design Engineering-Why “Flat” Tubular Heaters?
While we manufacture standard round heater tubular elements, specifically for deep fryers, we often recommend “Flat” geometry.
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Surface Area: Flattening the tube increases the contact surface area with the oil.
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Low Watt Density: By spreading the wattage over a larger area, we reduce the “Watt Density” (W/in²). This prevents the oil from scorching (carbonizing) and breaking down prematurely, significantly saving oil costs for the operator.
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Hygiene: Stainless Steel 304 11 provides a smooth, non-porous surface that is easy to clean and meets food safety hygiene standards.
SECTION 4: Installation & Wiring Guide
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Terminal Protection: Our elements feature threaded screw terminals with ceramic or mica insulators 12 to provide a positive connection. It is crucial to ensure the connections are tight and kept free of oil and grease buildup.
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Cold Zone: The integral cold pin construction 13 ensures that the heat is generated only within the oil immersion zone, protecting the riser stems and wiring from overheating.
SECTION 5: FAQ
Q: Can you manufacture a replacement element for my specific fryer brand (e.g., Frymaster)?
A: Yes. As a professional manufacturer, we can reverse-engineer any deep fryer heating element replacement. Simply provide us with the original part number, voltage/wattage, and physical dimensions (photos and sketches help), and we can build a compatible unit.
Q: What is the benefit of using SS316 over SS304 for fryer elements?
A: While SS304 is the industry standard for food applications14, SS316 offers superior resistance to salt and acids. If your frying process involves highly acidic marinades or high salt content, SS316 will offer a longer service life.
Q: How do I clean the heating element?
A: Our elements utilize high-quality sheath materials. For maintenance, most commercial fryers have a “boil-out” cycle. Ensure the element is turned off and cool before lifting it out of the tank (if applicable) to wipe down carbon deposits. Never scrape with abrasive steel wool as this can damage the sheath.
Don’t know how to choose? You can check here：The 2026 Engineering Guide to Tubular Heaters: Selection, Customization, and Efficiency or contact us directly.
