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Freezstop Ultimo (FSU)

Products > Self-Regulating Heaters > Freezstop Ultimo (FSU)

Freezestop Ultimo has been improved and renamed as FailSafe Ultimo.  It now has much higher temperature withstands and higher power outputs.  Click here to go to FailSafe Ultimo.

Product Features

ATEX - European Hazardous Area Approval GOST R - Russian Hazardous Area Approval CSA - Canadian Hazardous Area Approval Lloyds Register Approval

Freezstop Ultimo is an industrial grade self-regulating heating tape that can be used for freeze protection, process heating or temperature maintenance of pipework and vessels up to 200°C(392°F).   It can be cut-to-length at site to match exact piping lengths without any complicated design considerations. 

Freezstop Ultimo is approved for use in non-hazardous, and hazardous areas to world wide standards. It's self-regulating characteristics improve safety and reliability.

Freezstop Ultimo will not overheat or burnout, even when overlapped upon itself. It's power output self-regulates in response to the pipe temperature.

Freezstop Ultimo is available with a corrosion resistant fluoropolymer outer jacket (FSU-NF). 

The installation of Freezstop Ultimo is quick and simple and requires no special skills or tools. Termination, splicing and power connection components are all provided in convenient kits. See Product, Application and Documentation Links below.

Click to see larger image
Fluoropolymer Outer Jacket

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Product Specification

Maximum Withstand Temperature 250°C (482°F)

Freezstop Ultimo is available in 15, 30, 45, 60, 75 and 90 W/m outputs as illustrated on the graph to the right.  The graph shows the nominal power output at 230V when installed on insulated metal pipes.  Click on the graph to see a larger version.

Maximum Withstand Temperature 250°C (482°F)
Maximum Energised Temperature 250°C (482°F)
Temperature Classification 15 to 60 W/m T3 (200°C/392°F)
75 & 90 W/m T2 (300°C/572°F)
Power Supply 110-115 VAC, 220-277 VAC
Cable Dimensions 12.2 x 5.2 mm

Click on the graph to see a larger version.
Nominal power output  against pipe temperature

Product, Application & Documentation Links

Standard Terminations


 Stripfree Terminations

Associated Products

Associated Applications

Approvals and Certification
FSU 19ATEX3385
FSUw 19ATEX3386
Trace Heating Cable Systems 08ATEX3096X
Cables, DESTU 1547590
Cables, DESTU & SF 1295278
FSU CML 19.0128
FSUw CML 19.0129
FSU Chinese Version
Product and Application Datasheets
FSU DataSheet
Freeze Protection Industrial
Complex Piping

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