ESAB SENTINEL A70 Air PRO Welding Helmet with Air System

The ESAB Sentinel A70 Air PRO is a premium automatic darkening welding helmet (ADF) engineered for professionals working in demanding environments such as heavy industry, metal fabrication, shipbuilding, construction, and industrial manufacturing. It combines advanced digital control, outstanding visibility, superior ergonomics, and enhanced protection in one rugged, high-performance solution.

The helmet features a large 123 x 75 mm viewing area that allows precise control of the weld pool and working zone without excessive head movement. OpTCS™ True Color technology delivers a natural, true-to-color view, significantly reducing eye fatigue during extended welding sessions.

Its flip-up design enables quick transitions from welding to grinding without removing the helmet. In addition, the ADF module is fully removable, which is especially useful for extended grinding and finishing operations. The oversized grinding face shield ensures uninterrupted visibility and additional protection.

The integrated 50-lumen LED work light improves visibility in low-light conditions, making setup, inspection, and precision work significantly easier.

Key Features

• Large 123 x 75 mm ADF viewing area

• Shade range 3/5–13 adjustable in 0.5 increments

• 10-step delay and sensitivity adjustment

• Internal color TFT display for precise control

• External digital dial for glove-friendly adjustments

• Flip-up ADF mechanism for weld-to-grind transitions

• Fully removable ADF module

• Large grinding shield (150 x 19 mm)

• 50-lumen integrated LED work light

• Bluetooth connectivity with ESAB Helmet Connect app

• Save up to 20 welding profiles

• Arc-time and usage tracking

• Rechargeable lithium battery

• Adjustable HALO™ headgear system

• Additional head and neck protection accessories

• Available in AIR (PAPR) configuration

Control & Connectivity

The Sentinel A70 Air PRO features a fully digital user interface designed for fast and intuitive adjustments without complicated menus. The internal TFT screen provides clear visibility of settings, while the external control dial allows quick adjustments even while wearing gloves.

Using the ESAB Helmet Connect mobile app (iOS and Android), users can:

• Synchronize settings between helmet and smartphone

• Save and quickly activate up to 20 custom welding profiles

• Track arc time and monitor usage statistics

This ensures consistency, repeatability, and productivity across projects and work shifts.

Comfort & Protection

The HALO™ headgear system ensures balanced weight distribution and exceptional comfort during long working hours. The low-profile shell reduces neck strain, while additional protective components minimize exposure to sparks and heat.

The optional AIR configuration with PAPR system provides powered, filtered airflow, making it ideal for dusty or contaminated working environments.

Technical Specifications

Certifications & Standards:
ISO 16321
AS/NZS 1338.1
CE
CSA Z94.3
ANSI Z87.1

Weight: 1200 g
Power supply: Rechargeable lithium battery
LED Work Light: 50 lumens

Suitable For

• MIG/MAG welding

• TIG welding

• MMA (Stick) welding

• Plasma cutting

• Grinding and finishing operations

• Heavy industrial applications

Why Choose Sentinel A70 Air PRO?

If you work in demanding industrial environments where safety, clarity, and efficiency are critical, the Sentinel A70 Air PRO delivers uncompromising professional performance. By combining two helmets into one, it reduces downtime, improves workflow efficiency, enhances visibility, and maintains comfort throughout long work shifts.

This is a welding helmet built to work as hard as you do.