Omega Engineering Wire Sleeves Power supplies for stepper drives, sensors, transducers, strain gages, and general purpose use. Linear regulated and switching supplies, adjustable voltages and fixed voltages. High Temp. Nextel Braided Ceramic and XS Silica Sleeving Braided Fiberglass Sleeving, Non-Fraying Protective PTFE Tubing OMEGAFLEX™ Polypropylene Tubing