Log In Log In  |  Checkout   |  28 item(s)
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x CBV-0404, Tank Ball Valve to 1/4 tubing
1 x 1064-K Male Connector 3/8 OD Compression Fitting x 1/4 NPT Pipe
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 2G
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 773, Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 578b, TDS-3 Batteries for #578 TDS Water Quality Meter
1 x SET8855-300, 300GPD_RO_SYSTEM Aquatec 8855 Booster Pump Assembly
1 x 2542-K, Female Connector 1/4 OD 1/4 FNPT Compression Fitting
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP 6800
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x SET8855, AEROPONICS System Aquatec 8855 Booster Pump Assembly
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x 225UP, 5th or 6th stage Inline Alkaline upgrade (includes media)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x SET68, AQUATEC 6840 Pump Set Solenoid ESO Pressure Switch Power

View Cart$1,196.45
Specials Log InCreate Account Checkout  Shopping Cart28 item(s)
1 x FM90, STEEL BRACKET SINGLE HOUSING MOUNTING BIG BLUE WH SYSTEM
1 x CBV-0404, Tank Ball Valve to 1/4 tubing
1 x 1064-K Male Connector 3/8 OD Compression Fitting x 1/4 NPT Pipe
1 x 531, PAE RO Storage Pressure Osmosis Water Tank Container 2G
1 x Wrench 2 pcs 566 Standard Filter Housing Opener Double Better
1 x 773, Booster Pump Assembly Large 150-200GPD RO systems SET
1 x 532bpg, PAE RO water pressure tank blue bladder gauge valve 4G
1 x 578b, TDS-3 Batteries for #578 TDS Water Quality Meter
1 x SET8855-300, 300GPD_RO_SYSTEM Aquatec 8855 Booster Pump Assembly
1 x 2542-K, Female Connector 1/4 OD 1/4 FNPT Compression Fitting
1 x CPR-150G, Pressure Regulator with Pressure Gauge (0-125 psi)
1 x PSW-340 Aquatec Pressure Switch 40 psi shut off 3/8" tubing TSO
1 x FPK11, High Quality Fitting and Connector 1/4" (Value-Pack)
1 x N-14-1M, Nipple Fitting connector between standard RO housing
1 x TMR-AQT-2A, Transformer Power Supply Aquatec TACS114-48 for 8800
1 x TMR-AQT-68, Transformer Power Supply Aquatec TACS114-19EP 6800
1 x TMR-220V-2A Aquatec TACS234-48 Transformer Power Supply EuroPlug
1 x PSW-360 Aquatec Pressure Switch 60 psi shut off 3/8" tubing TSO
1 x SET8855, AEROPONICS System Aquatec 8855 Booster Pump Assembly
1 x 1044-K Male Connector 1/4 OD x 1/4 NPT Compression Fitting
1 x 225UP, 5th or 6th stage Inline Alkaline upgrade (includes media)
1 x PSW-350, Pressure Switch for RO Booster Pump 1/4" TSO
1 x SV-24DC-38-Plastic, KSD Solenoid Valve 3/8" 24V DC ESO
1 x 755, Aquatec Demand Delivery Pump 5851-7E12-J574 Increase Output
1 x UU Clips Pair Standard Filter to Standard Filter, 2" x 2"
1 x CDP6800T110V, AQUATEC Booster Pump Transformer 6840-2J03-B224
1 x AQUATEC 8852-2J03-B424 High Flow Booster Pump 110V Transformer
1 x SET68, AQUATEC 6840 Pump Set Solenoid ESO Pressure Switch Power

View Cart$1,196.45

AUC, Union Connector, Quick Connect type [AUC]

$3.00

AUC, Union Connector, Quick Connect type



* AUC, Union Connector, Quick Connect type

* Please choose size from the selection box below. Both numbers are tubing OD Outside Diameter (Pipe sizes can be confusing even for the experienced user. Pipe size is not the actual outside or inside diameter of the pipe but is the industry accepted designation. If you have any question please email us first.)
* 1/4" Tube OD x 1/4" Tube OD AUC0404
* 3/8" Tube OD x 1/4" Tube OD AUC0604
* 3/8" Tube OD x 3/8" Tube OD AUC0606
* 1/2" Tube OD x 3/8" Tube OD AUC0706
* 1/2" Tube OD x 1/2" Tube OD AUC0707


* Water & foods use: Products are manufactured from safe, non-toxic materials meeting the requirements of the US FDA, ERAS, ANSI/NSF-51,61, and SK Zert. Our products are widely used in water purification, food/beverage, and pneumatic systems.

* Function & Quality: Provides quick and convenient assembly-saving time & expense.

* Collet Design: Our unique oval collet design is superior and more practical, and is an improvement welcomed by our world wide customers in all industries.

* Additional Applications: Beyond water and food use, fittings can be used with air, gases, vacuum, & liquids. All connections can be assembled & disassembled repeatedly. A broad range of sizes covers a broad scope of applications.

* We carry different fittings in variation of sizes: 1/4", 3/8", or 1/2" adapters, connectors, fittings, or valves.  Most are not listed online, to avoid confusion to majority of RO system customers.  

* Send us a message with specification, intended application, and image of your setup or old fitting  to check if we have what you need. 

Available Options:

Size Combination:

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