Check the listing for details. UNIT Instruments UFC-1660 Mass Flow Controller MFC 300 SCCM H2 OEM Refurbished. Condition: Seller refurbished. Listed at 604.23 USD. UNIT Instruments UFC-1660 Mass Flow Controller MFC 300 SCCM H2 OEM Refurbished Part No: UFC-1660 Model No: Model 1660 Range/Gas: 300 SCCM, H2 Connector: 9-Pin D Fitting: 4VCR (1/4") Made in the USA This UNIT Instruments UFC-1660 Mass Flow Controller MFC is manufacturer refurbished surplus. Includes calibration data sheet. The physical condition is good, but there may be signs of previous use and handling. Sale Details Item Condition: Manufacturer Refurbished, 90 Day Warranty Estimated Packed Shipping Dimensions: L x W x H = 10"x10"x10" @ 6 lbs. Shipping Terms: All Domestic and International shipping quotes and/or fees are subject to change due to packaging requirements, custom packing, transport rate fluctuations, and supply chain demands. We will contact you regarding any shipments that require or incur additional after purchase packing fees or rate changes. Only items pictured are included: If a part is not pictured, or mentioned above, then it is not included in the sale. Pictured test equipment is not included or available for sale. For items with multiple quantities: The pictured item is not necessarily the one that will be sent. Serial numbers or country of manufacture may vary. Items are sold with a 90-Day Satisfaction Guarantee Lister 7