Immersion Heaters

Screw Plug Heaters

Our Customized Solutions has benefited customers in terms of Flexibility in design, Fast delivery which means shorter project time and Cost saving because of local supply and support. The Supply of Complete Thermal Systems, Repair Services, Engineering & PCBA Design has made us the preferred Customized Solutions Provider in many Industries.

Screw Plug Heaters

SCREW PLUG HEATERS

Screw In Immersion

Why Choose Screw Plug Heaters?

Screw plug heaters remain one of the most popular industrial heating solutions due to their simplicity, efficiency, and versatility. Their compact design, fast heat transfer, and ability to heat a wide range of liquids make them suitable for countless industrial applications.

Whether you need to heat water, oils, chemicals, or process fluids, a screw plug heater provides a dependable and cost-effective solution for maintaining consistent temperatures and improving process performance.

Tubular Screw-in-immersion Heater

SCREW PLUG HEATERS

Technical Specifications

The specifications below represent typical screw plug heater configurations. Custom designs can be manufactured to suit specific process requirements.

SpecificationTypical Range
Power Rating0.5 kW to 150 kW+
Supply Voltage12V, 24V, 110V, 240V, 415V, 480V, 600V
PhaseSingle Phase or Three Phase
Thread Sizes1", 1¼", 1½", 2", 2½", BSP or NPT
Maximum Operating TemperatureUp to 750°C element temperature (application dependent)
Process Fluid TemperatureUp to 300°C+ (depending on medium and design)
Sheath MaterialsStainless Steel 304, Stainless Steel 316, Incoloy®, Titanium, Copper
Plug MaterialsBrass, Steel, Stainless Steel
Watt DensityCustom engineered to suit fluid and application
Control OptionsThermostat, RTD, Thermocouple, Digital Temperature Controller
Safety ProtectionHigh-Limit Thermostat, Thermal Cut-out, Level Protection
Terminal EnclosuresIP65, IP66, Weatherproof, Explosion Proof
Hazardous Area ComplianceAvailable for Ex-rated applications
Mounting TypeThreaded Screw Plug
Installation OrientationHorizontal or Vertical
Application MediaWater, Oils, Chemicals, Glycol, Solvents, Process Fluids

Standard Design Features

FeatureDescription
Heating ElementsHigh-quality tubular resistance heating elements
Element ConfigurationSingle, Double, Triple, or Multi-Element Designs
Temperature ControlIntegral or Remote Mounting Options
Electrical ConnectionsTerminal Box or Control Enclosure
Corrosion ProtectionMaterial selection to suit process fluid
Custom EngineeringAvailable for OEM and project-specific applications
Maintenance AccessElements removable for servicing and replacement
CertificationsAvailable to suit project and industry requirements

Typical Industries Served

IndustryApplication
Water TreatmentTank and process water heating
Food & BeverageCIP systems and process heating
Chemical ProcessingChemical storage and process vessels
MiningProcess tanks and slurry systems
Oil & GasFuel, lubrication and storage heating
ManufacturingIndustrial process heating
Power GenerationWater and fluid temperature maintenance
HVACHot water and thermal storage systems

FAQ

Frequently asked questions

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