ONeill 3mm Sector FSW Firewall Mens Wetsuit 4026-A00-S 150691

Mfg Part #: 4026

ONeill 3mm Sector FSW Firewall Mens Wetsuit

  • Brand new & completely redesigned
    Not like most other sites that sell the old discontinued model
  • Flexible watertight seams  
  • Heavy duty zipper
  • Back zip with leash (pull cord)
  • Hidden key pocket
  • Glideskin semi-dry O-Ring Seals
  • Super Seal Neck
  • Flexible stylistic knee pads provide exceptional grip and durability
  • Firewall technology for maximum warmth and dryness
  • 3mm Firewall insulation in chest and back for extra insulation
  • 3mm Fluid foam neoprene in lower body and forearms
  • COLORS: Black
  • MENS SIZES: Small through 2XLarge

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Questions and Answers for ONeill 3mm Sector FSW Firewall Mens Wetsuit:

  • Jung:

    Do you have the stock of size MS?

    Arthur  (Certified Scuba Instructor at

    The Ask the Expert system is an ongoing product information database. For more information about alternate products or for more specific information on individual items (such as serial numbers or product availability) please contact our instructors at

  • jianna:

    whats the difference btwn the other ONeill 3mm sector full skin wetsuit? You have 2 ONeill 3mm sectors.

    Bob  (Certified Scuba Instructor at

    There is not difference. You'll notice both have the same part number and price.

Sector 3mm FSW Full

The Sector has redefined the 3mm product category. Featuring Gluid and blindstitched construction, minimal seam design, 100% Ultraflex DS, Exterior Fluid Seam weld, and Firewal insulation, the sector is the most technical 3mm suit the dive industry has ever seen. 

Raw Materials:

Minimal Seam Design

100% UltraFlex DS

Exterior Fluid Seam Weld - 100% sealed

Firewall Torso INsulation Envelope


10 Zip with Interior Neoprene Shield

Glideskin Face Seal

Krypto Knee/Shin Padz

Glideskin ORing Cuffs

Hidden Key Pocket

Available for U.S. shipments only

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