If available stock is too low, please advise the desired quantity. Swipe, compare and decide with confidence. Tap thumbnails or arrows to switch the view. Why this product stands out. Independent airflow supplied air without fixed lines; rechargeable battery pack and charger included. Includes hose assemblies, pump unit, carbon canister (gas filter), rechargeable battery pack, and charger. Protect workers in hydrogen environments with a full-face supplied-air respirator. The Gas Mask Respirator is designed for workplace use, delivering clean air through a portable, battery-powered pump. It uses a replaceable carbon canister to filter hydrogen-related contaminants and supports independent operation away from fixed air lines. A rechargeable battery pack and charger keep the system ready for extended shifts, with straightforward swap-and-go maintenance. The kit includes hose assemblies, pump unit, carbon canister (gas filter), rechargeable battery pack, and charger. The full-face design supports clear visibility and protection in high-risk environments, while the compact pump unit enables flexible placement for continuous air flow. This configuration accommodates hydrogen exposure by supplying continuous air from a portable source on site. 4000 mAh lithium-ion (18650 pack). Run time per charge. Air flow first gear. Air flow second gear. Our promise, support & FAQs. What’s included, service promise and answers to common questions. 1× Carbon canister (gas filter). 1× Rechargeable battery pack. Many items are fulfilled through third-party partners. Dispatch origin can be China (most orders) or the United States (some orders). We generally select suppliers targeting about 15 days or less, but delays may still occur. Tracking: Tracking is not uploaded for most orders. Only when it is needed to prove that it got delivered. Frequently Asked Questions (FAQ). What components are included in the kit? Includes the full-face respirator and a portable battery-powered pump. Replacement components such as filters or cartridges are available separately. How long does the battery last, and how long does it take to recharge? Run time per charge is about 5-7 hours. Fully charging takes approximately 3 hours. How do I operate and adjust the airflow? Attach the air-supply line to the facepiece, power on the pump, and select the desired airflow setting. Gear 1 delivers about 62 L/min; Gear 2 delivers about 74 L/min for a continuous-flow air supply. What safety and maintenance steps should I follow? Perform a fit check before use to ensure a proper seal. Regularly inspect hoses, the facepiece, and the battery for damage. Replace worn parts as needed and clean the unit with mild soap and water after use. Store in a cool, dry place. In what environments should I avoid using this respirator? Not suitable for environments with insufficient or unknown oxygen levels or highly toxic atmospheres. Use only as intended and follow applicable safety guidelines. Designed for mobile & desktop.