Drive DeVilbiss CHAD Evolution Electronic Oxygen Conserver OM-900 1–7 LPM Pulse
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Drive DeVilbiss CHAD Evolution Electronic Oxygen Conserver OM-900 – 1–7 LPM Pulse
The Drive DeVilbiss Evolution Electronic Oxygen Conserver (OM-900) is designed to extend the life of portable oxygen tanks by delivering oxygen only during inhalation. This pulse dose system improves efficiency and reduces oxygen waste.
With adjustable settings from 1–7 pulse dose equivalents and a 2 LPM continuous flow option, this conserver supports a wide range of oxygen therapy needs for active and home users.
Need help choosing the right oxygen setup? Call 866-218-0902.
Quick Summary
- Pulse dose delivery with 1–7 settings
- 2 LPM continuous flow option
- Up to 5:1 oxygen conservation ratio
- Lightweight (~14.9 oz with batteries)
- Simple one-button operation
Why Choose the OM-900 Oxygen Conserver?
The OM-900 senses each breath and delivers oxygen during the first half of inhalation, improving efficiency and reducing waste. This helps extend oxygen tank duration while maintaining effective therapy.
Its compact, lightweight design and long battery life make it ideal for daily use, travel, and portable oxygen setups.
Key Specifications
- Brand: Drive DeVilbiss / CHAD
- Model: OM-900
- Flow Settings: 1–7 Pulse Dose + 2 LPM Continuous
- Oxygen Savings: 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
- Connection: CGA 870 (portable oxygen tanks)
Important Usage Note
This oxygen conserver is intended for patients prescribed pulse dose oxygen therapy. Always confirm compatibility with your oxygen prescription and tank setup before use.
Fast nationwide shipping available. Call 866-218-0902 for help or bundle options.

