The RPB Z4 is the lightest welding/grinding respirator in the world, designed with your comfort as top priority.

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From $949.42 USD

Industry use

Fabrication: welding and grinding

Bump Cap

The RPB Bump Cap shields against those unwanted knocks to protect your most important asset below!

Optimum vision

The RPB Z4 has a large ADF lens with a 1.1.1. rating for distortion free vision.

Increase productivity

The flip-up weld visor allows you to quickly and easily transition between welding and grinding.

Adjustable air flow

The swivel airflow outlet allows you to adjust the direction of the air flowing to your breathe zone.

Designed for comfort

The RPB Z4 weighs only 1.77lbs (805g), making it up to 23% lighter than other brands. This helps alleviate aches and strains on your neck and shoulders.

  • Bump Cap

    The RPB Bump Cap shields against those unwanted knocks to protect your most important asset below!

  • Optimum vision

    The RPB Z4 has a large ADF lens with a 1.1.1. rating for distortion free vision.

  • Increase productivity

    The flip-up weld visor allows you to quickly and easily transition between welding and grinding.

  • Adjustable air flow

    The swivel airflow outlet allows you to adjust the direction of the air flowing to your breathe zone.

  • Designed for comfort

    The RPB Z4 weighs only 1.77lbs (805g), making it up to 23% lighter than other brands. This helps alleviate aches and strains on your neck and shoulders.

Designed for comfort

The RPB Z4 was designed with your comfort as top priority. The result is a lightweight, ergonomically balanced respirator that reduces aches and strains on your neck and back. With six points of adjustment on the RPB Z4 head suspension system, you can set your preferences, ensuring a stable, individualized fit. Optional side padding further increases comfort and stability.

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  • Flip-up weld visor for quick transition between welding and grinding
  • ANSI Z87+ (EN166) approved grinding lens for eye protection
  • Removeable ADF lens and replaceable impact lens
  • Side windows for increased peripheral vision, optional window blockers included
  • Dual air distribution directs a quarter of incoming air across the grinding visor to prevent fogging
  • Swivel outlet to adjust air flowing to breathe zone
  • Large ADF lens with 1.1.1. optical quality rating for distortion free vision
  • Includes RPB Quiet-Slim ear defenders
  • Optional Comms-Link system for radio communications
  • Optional Vision-Link helmet light for work in dark environments
  • Optional bump cap weighing only 0.19lbs (86g) for protection against unexpected knocks and bumps
  • Optional magnifying lenses
  • FR rated face seal and shoulder cape option available
  • FR breathing tube cover option
  • Gray heat-reflecting shell for lower in-helmet temperatures
  • Compatible with supplied or powered air
Z4 Bump Cap web 3

No more knocks!

The RPB Z4 bump cap is available now.

Designed to integrate directly with the Z4 welding respirator, the lightweight bump cap sits above your head suspension system, adding a much needed layer of protection for worksites with low risk overhead hazards.

Z4 Product Video

How to adjust your Z4

How to replace the shroud/cape

How to replace the weld visor

Understanding the ADF lens

How to replace the welding lenses

How to replace the grinding lens

How to replace the side lenses

Light as a feather, tough as steel.

The RPB Z4 is the lightest welding/grinding respirator in the world. Weighing only 1.77 pounds it was designed with the primary focus on comfort, to reduce aches and strains on your neck and back without sacrificing protection.

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Case study

Pacific Fishermen Shipyard

"...sometimes when you wear just a filtered respirator, it’s kind of restricted. Once your filters kind of get clogged you start to breathe heavier and heavier to try to get that air coming in, with the Z4 I didn’t have the issue at all."

Certifications

ISO9001 NIOSH ANSI logo

S3.19

HEARING PROTECTION

Only in conjunction with 18-524 earmuffs.


Z87+

EYE & FACE PROTECTION


Z87W

WELDING EYE PROTECTION

CSA logo

Certified Model

Modèle certifié


CSA Z94.3-15

EYE & FACE PROTECTION

Class 7D and 7B Respirator Facepiece

PROTECTION DES YEUX ET DU VISAGE

Masque respiratoire classe 7D et 7B

CE2797 logo

EN12941:1998

+A2:2008 TH3/2 P R SL

RESPIRATORY PROTECTION

See instruction manual for protection levels.


EN352-1:2002

HEARING PROTECTION

Only in conjunction with 18-524 earmuffs.


EN166:2001 CLASS 1B

EYE & FACE PROTECTION


EN379:2003+A1:2009

and EN175:1997

WELDING EYE PROTECTION


EN812:2012

HEAD PROTECTION

Only in conjunction with 15-850 Bump Cap.

BSI logo

AS/NZS 1716:2012

BMP# 714303

RESPIRATORY PROTECTION


AS/NZS 1337.1:2010

BMP# 714304

EYE & FACE PROTECTION


AS/NZS 1338.1:2012

BMP# 714305

WELDING EYE PROTECTION

Support & Resources

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Choose your Z4 options or let us know what you need and we'll get in touch with the best solution for you.

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Product builder

Use our product builder tool to create your Z4 package, and view available accessories and consumables.

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Downloadable resources

Download Z4 product information including brochures, data sheets, catalogs, and brand assets.

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Get more out of the mandatory

You can’t put a price on life’s best moments, but we offer excellent value when it comes to safety. By investing in solid R&D, we’ve created what we believe are the best RPE products in the world. The results are cutting-edge products like the world’s lightest welding/grinding respirator.