UL94 V-0 Plastic for Electronics Housings

Every electronics enclosure sold into regulated markets must pass a flammability gate, and UL94 V-0 is the most common pass line. But V-0 is only half the story: the rating is thickness-dependent, and the same material family changes price and mechanics as the flame-retardant package is added. 

Sourcing starts with the standard your product must meet, then the wall thickness you can afford to mold.

UL94 V-0 Plastic for Electronics Housings

What to Check Before Sourcing V-0 Enclosure Resin

  1. The V-0 rating AND the wall thickness at which it is certified ― thinner walls may drop the class.
  2. Whether 5VA/5VB (burn-through) is required by your product standard.
  3. Mechanical balance: FR packages can reduce impact ― verify Izod at your operating temperature.
  4. HDT if the enclosure sits near heat sources (transformers, LED drivers).
  5. Material family trade-offs: PC for toughness, PC/ABS for cost balance, reinforced PET/PA66 for heat + stiffness + FR in one grade.

Selection Logic in 30 Seconds

– Thin-wall consumer housings (≈1.0‒1.5 mm) → V-0 PC or PC/ABS certified at that thickness.

– Cost-balanced large housings → V-0 PC/ABS.

– Hot or load-bearing enclosures → reinforced FR PET or FR PA66.

– Transparent flame-retardant parts (lamp covers) → FR PC with high light transmission.

FAQ

Q1: What does “V-0 at 1.0 mm” mean?

A1: The material holds UL94 V-0 only down to that wall thickness ― design thinner and you must re-certify or change grade.

Q2: 5VA vs V-0?

A2: 5VA is a stricter burn-through test used for high-risk industrial housings.

Q3: Grade not listed below?

A3: We update our FR portfolio continuously ― send your standard, thickness and budget.

UL94 V-0 Plastic for Electronics Housings

Brand Grade Applications
SABIC 945 PC E&E enclosures and precision parts (V-0 @1.0 mm)
SABIC C2950 PC/ABS E&E equipment housings, IT devices, automotive interior structural parts (V-0 @1.49 mm, 5VB @2.48 mm)
Covestro FR3002 PC/ABS E&E housings, thin-wall enclosures (V-0 @1.0 mm, 5VB @1.8 mm)
Celanese FR530 BK507 PET Electrical/electronic structural parts, automotive components (V-0 @0.35 mm, 5VA @1.5 mm)
BASF A3UG5 PA66 Electrical insulating structural parts (25% glass-filled FR PA66)

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