Brand: High Volume Oxygen® Overall Dimensions: 12" L x 9" H x 6" D Contains: 1 handheld ultrasonic oxygen analyzer, 1 oxygen hose and barb to fit oxygen concentrator and 1 9V battery Vet Web Disclaimer: Additional freight charges will apply to this product (Drop Ship Item)
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The High Volume Oxygen® Handheld Ultrasonic Oxygen Purity Tester measures the oxygen percentage produced by PSA oxygen concentrators, helping clinics maintain optimal oxygen purity.

  • No expensive replacement sensors required
  • Never needs calibration
  • Accurate to within +/- 2%
  • Runs on one 9V battery, included
  • Made in the USA


Note: not for use with high-pressure oxygen cylinders. You must adjust the gas flow to 9 L/min to get an accurate reading. The normal pressure of most oxygen concentrators is 12-20 psi. The maximum pressure of this O2 analyzer is 30 PSI.

Brand: High Volume Oxygen® Overall Dimensions: 12" L x 9" H x 6" D Contains: 1 handheld ultrasonic oxygen analyzer, 1 oxygen hose and barb to fit oxygen concentrator and 1 9V battery Vet Web Disclaimer: Additional freight charges will apply to this product (Drop Ship Item) Overall Depth: 6" Overall Height: 9" Overall Length: 12" Product Weight: 1.5 lb For Gas Type: Oxygen Product Type: Oxygen Purity Tester Warranty: 1-year warranty

09/01/2025 - 12/31/2025
Valid September 1, 2025 - December 31, 2025. *Vets* 0% for 12 months (12 equal payments) or 5.25% for up to 36 months on eligible capital equipment. *Excludes advanced imaging equipment *Valid on purchases of eligible capital equipment made between September 1 and December 31, 2025. To take advantage of the rates, equipment must be purchased by December 31, 2025 and installed, invoiced and finance contracts signed by customer by February 28, 2026. If non-eligible equipment is purchased and financed, it will be on a separate finance contract. Financing is available through Patterson Financial Services and subject to Patterson Financial Services approval. Offer, rates and terms are subject to change or termination at any time. Other restrictions and exclusions may apply. Some accounts may not be eligible. Consult your Patterson corporate equipment team with any questions

Promotions Expiration: 12/31/2025