XLPE Wire

XLPE AWM wire uses cross-linked polyethylene as the insulation material — a thermosetting insulation that, unlike PVC, does not soften or deform at its rated temperature because the cross-linking process creates permanent chemical bonds between polymer chains. This non-softening property makes XLPE wire the preferred upgrade from PVC for motor lead, control panel, and equipment internal wiring applications where the enclosure ambient temperature, motor heat, or continuous high current loading pushes the wire surface temperature above the reliable operating range of PVC insulation.

CableApex produces XLPE AWM wire under UL Follow-Up Service File No. E333030, covering four temperature grades from 105°C to 150°C. All styles comply with RoHS and REACH and are available from 30 AWG to 4/0 AWG with tinned or bare stranded copper conductor.

UL Style Voltage Temperature Primary application
UL 3666 600V AC 105°C Value XLPE grade — upgrade from PVC for moderate high-temp applications
UL 3271 600V AC 90°C Standard motor lead wire — LV induction motor terminal connections
UL 3266 600V AC 125°C Motor leads for Class F/H motors, high-ambient industrial applications
UL 3321 600V AC 150°C Highest-temperature XLPE grade — data centre generator feeds, UPS leads
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