Check the listing for details. Biosystems & Honeywell Analytics PhD Ultra Detector Oxygen Sensor Part #54-04-09. Condition: New. Listed at 69.30 USD. Biosystems & Honeywell Analytics PhD Ultra Detector Oxygen Sensor Part #54-04-09 This is a Brand New Honeywell Replacement for Biosystems PhD Ultra & Honeywell Analytics PhD Ultra Detector Oxygen Sensor Part # 54-04-09This item has no expiration date and generally retails for over $200 each, this is the later version made by Honeywell, but of course fits the Biosystems. We’re e-liquidators. We specialize in Military, Government, Industrial and Business liquidation services, disposition and asset recovery management. Our surplus inventory comes to us from many sources, big and small: corporate clients, closing businesses, military DRMO’s, and local government agencies, and individuals. Feel free to contact us with your questions, concerns and suggestions. Contact information:We are "E-liquidators" on Facebook Google “E-liquidators” for additional informationPlease take a moment to see our current specials on eBay our other eBay listings. Powered by SixBit's eCommerce Solution