Optrel Helix Pure Air 2.5 Hard Hat Welding Helmet

PAPR Protection with Integrated Hard Hat Safety

The Optrel Helix Pure Air 2.5 Hard Hat Welding Helmet is built for welders working in industrial, fabrication, construction, and high-risk jobsite environments where both respiratory protection and head protection are essential.

Combining Optrel’s panoramic XXL viewing area, advanced auto-darkening technology, integrated hard hat compatibility, and powered air-purifying respiratory protection (PAPR), this system delivers premium visibility, safety, and comfort for demanding welding applications.

Integrated Hard Hat Protection

This model includes a removable ANSI Z89.1 Type 1 Class C hard hat designed for industrial environments where overhead protection is required. The removable system allows flexible use between shop and construction applications.

Respiratory Protection System

Compatible with the Optrel e3000X NIOSH-approved PAPR system, the Helix Pure Air 2.5 continuously circulates clean filtered air inside the helmet to reduce exposure to welding fumes, smoke, aerosols, and airborne particles.

Light State 2.5

The ultra-bright 2.5 light state provides exceptional visibility between welds, reducing the need to constantly lift the helmet and improving productivity.

Panoramic XXL Field of View

The panoramic viewing system provides up to 6.3 times the viewing area of standard welding helmets, improving peripheral awareness and weld positioning accuracy.

Slide-Up Welding & Grinding System

The integrated slide-up lens allows seamless transitions between welding and grinding without removing the helmet.

ShadeTronic® Auto-Darkening Technology

ShadeTronic automatically adjusts the shade level based on welding arc intensity to maintain consistent eye protection during changing welding conditions.

True-Color Optics

The true-color lens technology delivers realistic, high-contrast color visibility with reduced green tint for improved puddle visibility and weld precision.

FadeTronic® Eye Comfort

FadeTronic technology allows the lens to gradually return to light state after welding to reduce eye strain during extended work periods.

Multi-Sensor Arc Detection

Five integrated arc sensors provide reliable activation even during low-amp TIG welding and difficult welding positions.

IsoFit® Adjustable Headgear

The fully adjustable 3D IsoFit headgear system evenly distributes weight for improved comfort and reduced neck fatigue during long shifts.

Technical Specifications

• Light State: 2.5
• Shade Range: 5–12 automatic / 7–12 manual
• Sensors: 5 arc sensors
• Optical Classification: 1/1/1/2 (EN379)
• Switching Speed:
  • 0.090 ms at room temperature
  • 0.070 ms at 55°C
• Delay Function: 0.1–2.0 seconds with FadeTronic®
• Power Supply: Solar cells + rechargeable lithium-polymer battery
• Charging Method: Micro USB
• Battery Life: 300–500 charging cycles
• Operating Temperature: -10°C to +55°C
• Total Weight: Approx. 640g
• Certifications: NIOSH, ANSI, CE, CSA, UKCA, AS/NZS
• Hard Hat Certification: ANSI Z89.1 Type 1 Class C

Ideal Applications

• Industrial fabrication
• Structural steel welding
• Construction welding
• TIG welding
• MIG / MAG welding
• Stick welding (SMAW)
• Flux-core welding
• Plasma cutting
• Grinding applications
• Overhead welding

Frequently Asked Questions

Does the Helix Pure Air 2.5 Hard Hat include respiratory protection?

The helmet is compatible with the Optrel e3000X PAPR blower system, which provides powered respiratory protection against welding fumes and airborne particles.

Is the hard hat removable?

Yes. The helmet includes a removable ANSI-certified hard hat for flexible jobsite and fabrication shop use.

What is the advantage of the 2.5 light state?

A 2.5 light state gives welders a significantly brighter resting view compared to traditional welding helmets, improving visibility between welds.

Is this helmet good for TIG welding?

Yes. The helmet supports TIG, MIG, Stick, plasma cutting, grinding, and low-amp TIG welding applications thanks to its advanced multi-sensor detection system.

Can you switch quickly between grinding and welding?

Yes. The slide-up lens system allows users to quickly move between grinding and welding modes without removing the helmet.

What do welders like about Optrel helmets?

Many welders praise Optrel helmets for their panoramic field of view, true-color optics, lightweight comfort, and excellent visibility during precision welding tasks.

Are there any reported issues with Optrel PAPR helmets?

Some welders on Reddit have reported long-term lens reliability concerns on certain Helix Pure Air models under heavy industrial use, though many still praise the visibility, comfort, and optical performance when functioning properly.