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MicroFiber™ Heaters & Fiber Heaters 

MicroFiber™ Heater


THM Fiber Heater


THM Fiber Heater


IG Fiber Heater

IG-3-SS -1400

MicroFiber™ Heater

UltraFiber Heater with optional metallic enclosure

High Wattage  Fiber Heaer

Fiber heater with metallic casing

Large 12mm Zone
Medium Watts

Medium 12mm Zone
High Watts

Large 12mm Zone
High Watts.  Partial and slant angle slots.

Narrow 3mm

Maximum Element Temperature: 1900°C
Maximum Power:  ~250 Watts
Good Heat Uniformity

Maximum Element Temperature: 1900°C
Maximum Power:  500 Watts
Great Heating Uniformity

Maximum Element Temperature: 1900°C
Maximum Power:  500 Watts
Great Heating Uniformity.  Several Configurations.  Note the slight slant angle in the high power units for maximizing the X-ray cross section

Maximum Element Temperature: 1450°C

Maximum: Power: 50 Watts
Great Heating Uniformity
Call For Details

MHI's BPAN-O-2016 and Data Acquisition System closed loop control system, with over-temperature protection, is available for MicroFiber™ Heaters and Fiber Heaters.  Compare price with the on-line form below and you may be surprised. Please visit testimonials page for references.

MHI Fiber Heaters may be used in both horizontal and vertical orientations.  The Fiber Heaters are particularly useful for optical fiber processing, especially fiber coupler fabrication or coning.

Dimensions are available by calling 513-772-0404 or Contact Us. The heated fiber temperature will typically be lower than that of the heating element. Thermocouples sold separately  Please visit the MHI store for replacements. Please also see picture below.  Speciality FibHeat200-XRD model Fiber Microheater with Fiber Heater Technical Form.  X-Ray and Neutron Beam Ports for high temperature testing shown below.  Note that high power units have slanted slots.

MHI provides a calibration curve custom to your application. Uniformity profiles are also available by contacting us. All MHI Fiber Heaters utilize MHI's patented 1900°C heating elements.

Control Panel Features (PDF)

Request RFQ

Request Microheater™ Quote

Thermocouple location.  Differs between models.  Typical MHI stand shown below

Specialty Fiber Types Heating Elements.  Model FIBTHM500-XRD Fiber Microheater with X-Ray and Neutron Beam Ports for High Temperature Testing.  Note the slant angle slit for high temperature models.

MicroFiber™ Heater

High Wattage  Fiber Heaer




Fib THM High Watts

MHI Flexible Stand with Easy Connectors

MHI Mutipurpose (and multi-axis) Stand with Thermocouple


For additional information and/or a quote regarding Fiber Heaters, please complete the
information below and a representative from MHI will contact you.

Contact Information
First Name: Country: 
Last Name: Company:
Phone: E-mail: 
Address: City:
State: Zip:

Model number of interest:

Describe your application:


Customization possible for large volume orders; please call us at (513) 772-0404 to discuss.

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©Micropyretics Heaters International Inc. 1995 - 2017
750 Redna Terrace Cincinnati, OH 45215, USA
Telephone: 513-772-0404 | Fax: 513-672-3333