Drive DeVilbiss CHAD Evolution Electronic Oxygen Conserver – 1–7 LPM Pulse OM-900

The Drive DeVilbiss CHAD Evolution Electronic Oxygen Conserver is a high-efficiency oxygen delivery device designed to extend the life of portable oxygen tanks. Using advanced breath-detection technology, it delivers oxygen only when you inhale—helping reduce waste and maximize tank duration.

With adjustable pulse settings from 1–7 LPM and a continuous flow setting at 2 LPM, this conserver is ideal for active users who need reliable, portable oxygen therapy throughout the day.

Need help choosing the right oxygen setup? Call 866-218-0902 to speak with a respiratory specialist.

Quick Summary

• Pulse dose oxygen delivery (1–7 LPM settings)
• Extends oxygen tank life with up to 5:1 conservation ratio
• Continuous flow setting at 2 LPM
• Lightweight design (~15 oz with batteries)
• Simple one-button operation

Why Choose the Evolution Oxygen Conserver?

The Evolution Electronic Oxygen Conserver is designed for efficiency and ease of use. It senses each breath and delivers oxygen during the first half of inhalation, ensuring optimal oxygen delivery while conserving supply. 

With a 5:1 oxygen savings ratio, users can significantly extend the life of their portable oxygen cylinders—making it a smart choice for travel, daily use, and backup oxygen systems. 

Key Specifications

• Brand: Drive DeVilbiss / CHAD
• Model: OM-900 (Evolution Series)
• Flow Settings: 1–7 Pulse Dose + 2 LPM Continuous
• Oxygen Savings Ratio: Up to 5:1
• Breath Rate Range: 14–40 breaths per minute
• Power: 2 AA batteries (up to 2-year life)
• Weight: ~14.9 oz with batteries
• Operation: Push-button control

Important Usage Note

Oxygen conservers are designed for patients prescribed pulse dose oxygen therapy. Always confirm compatibility with your oxygen prescription and tank setup before use.

Nationwide Delivery & Support

Medical Department Store provides fast nationwide shipping on oxygen therapy equipment and respiratory supplies. Whether you're upgrading your system or replacing a conserver, we’re here to help.

Call 866-218-0902 for expert assistance.