UL 1332 high temperature FEP hook-up wire for appliance wiring

Product Overview

In appliance manufacturing, not every internal wire needs the same insulation system. Some sections stay relatively cool, while others run warmer because of component placement, enclosure design, or nearby heat sources. UL 1332 FEP hook-up wire is often used in those warmer internal sections where buyers want a more heat-capable option than general-purpose PVC hook-up wire.

FEP insulation also helps when the appliance layout is compact and internal routing needs to stay neat. For many OEM teams, that combination of heat performance and smoother wire handling is enough reason to specify UL1332 for selected internal lead positions.

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Key Ratings

UL Style: UL 1332 (AWM, UL 758)
Voltage Rating: 300V
Insulation: FEP
Conductor: stranded copper, tinned copper optional
Application type: high temperature internal wiring

Why Buyers Use It in Appliances

Appliance wiring usually comes down to matching the wire to the real internal environment. If a section of the product is warmer, tighter, or more demanding than the rest of the assembly, buyers may shift from standard PVC to FEP for that part of the harness. This allows them to target performance where it is actually needed instead of over-specifying every wire in the product.

Typical Applications

Appliance internal wiring in warm zones
Hook-up wiring near heated components
Internal harness assemblies in compact appliance layouts
OEM lead wire supply for electrical appliances
Internal interconnect wiring requiring fluoroplastic insulation

Questions Buyers Usually Ask

Which AWG size is required?
Is bare copper acceptable or is tinned copper preferred?
Which colors are needed for the harness?
Does the appliance require spool supply or cut lengths?
Which internal section of the appliance will use this wire?

Selection Notes

If the appliance section mainly needs a flexible high-temperature wire, silicone may also be compared. If a cleaner fluoroplastic surface and strong heat performance are more important, UL1332 is often the better match. For even higher temperature fluoroplastic applications, UL10362 may be reviewed.