RAYCHEM HTSX-13-4-OJ Self-Regulating Heat Trace Cable 13W/m

The nVent RAYCHEM HTSX-13-4-OJ is a high-power self-regulating heat trace cable rated 13 W/m at 10°C, engineered specifically for process temperature maintenance and viscosity management of medium-viscosity fluids on industrial pipelines. Positioned in the HTSX (High Temperature Self-regulating X-treme) product family, the -OJ designation indicates the cable is factory-fitted with an outer jacket of modified polyvinylidene fluoride (PVDF), providing exceptional resistance to hydrocarbons, aggressive solvents, concentrated acids, and chlorinated compounds — making it the preferred choice for the refinery and petrochemical pipe-tracing duties that characterise Saudi Arabia's process industry landscape. The cable delivers 13 W/m at low pipe temperatures, tapering automatically as the pipe approaches its maintenance setpoint, and is rated for a maximum continuous exposure temperature of 120°C with short-term excursions to 185°C, covering the full range of process fluid temperature maintenance duties encountered in crude oil gathering systems, heavy hydrocarbon product lines, and utility steam-trace replacement projects.

Saudi Aramco's SAES-L-310 Appendix D specifically references nVent RAYCHEM HTSX-series self-regulating cables for pipeline viscosity maintenance applications throughout upstream and downstream facilities. At ARAMCO's Abqaiq Plants, Ras Tanura Refinery, and Yanbu Export Refinery, HTSX cables maintain heavy fuel oil, bunker fuel, and bitumen product lines at temperatures between 50°C and 90°C to prevent congealing and blockage during low-throughput periods and extended shutdowns. The PVDF jacket's chemical resistance makes the HTSX-13-4-OJ equally suitable for aggressive service on NMP solvent lines, hydrofluoric acid injection systems, and chlorinated water treatment chemical dosing pipes — applications where standard polyolefin-jacketed cables would degrade within months in contact with process spills.

SABIC's Jubail complex and the wider Jubail II petrochemical development use HTSX-13-4-OJ cables extensively on polyethylene and polypropylene product transfer lines, heavy liquid polymer intermediate lines, and wax slurry transport pipework, where maintaining product fluidity is directly linked to production throughput. The HTSX series' ability to survive steam-line failures and process upsets (high-temperature excursions) without damage significantly reduces maintenance costs versus constant-wattage alternatives in these demanding environments. For NEOM's industrial zone at Oxagon, the HTSX-13-4-OJ is the cable of choice for process temperature maintenance in green hydrogen production supporting equipment and ammonia synthesis pipework, where chemical aggressiveness and safety requirements demand the highest-grade cable construction.

Razz Middle East holds HTSX-13-4-OJ in standard reel lengths of 100 m and 200 m for immediate despatch, with full connection hardware, PVDF end seals, power connection kits, and junction boxes in stock. Our engineering team supports full SAES-L-310 compliant design packages including pipe heat loss calculations, circuit design, thermostat specification, and approval documentation for Saudi Aramco, SABIC, and Saudi SEC projects. We provide on-site installation supervision and commissioning testing with digital resistance and impedance logging to IEC 60079-14 requirements.