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Benefit from the safety of clean breathing air without the restriction of attached airlines whether you’re welding, grinding, blasting, painting or in a laboratory. The RPB® PX4 Air is a robust and versatile Powered Air Purifying Respirator (PAPR) that provides clean breathing air to the full range of RPB Safety’s industry leading respirators. Certifications include NIOSH and CE.


LED System Control Interface

Easy-to-use system showing core information at a glance

The LED system control interface provides information on fan speed and battery life as well as any warnings, should they occur.


Ergonomic Design

Designed to fit the contours of your back for maximum comfort.

Breathing Tube

Flex hose with secure, quick-release bayonet fitting

Easy Air Flow Check

Check the air flow and filter condition with the flow control tester.

Filter Cartridge

Highly-efficient, providing maximum filtration

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PX4 Air Brochure (English)

PX4 Air Instruction Manual (English)


The PX4 Air meets worldwide safety standards including

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