Termination Size

      Termination Type

        Pressure Range

          Valve Options

            Seal Options

              Mounting Options

                RFID Enabled


                  The BLQ4 quick disconnect couplings provide ultra-reliable dripless connections and disconnections that protect valuable electronics. Designed specifically for blind mate liquid cooling applications, the BLQ4 Series use patent pending valve technology that eliminates drips and is able to withstand long-term connection.
                  Features Benefits

                  Non-spill QD designed for liquid cooling of electronics

                  Reduces assembly time / ergonomic

                  Blind mate LQ4, latchless, ¼" flow

                  Compact size and low weight

                  One-piece body: SAE-8

                  Increased cooling efficiency

                  One-piece insert: SAE-6

                  Valves designed to allow full flow even when not fully engaged

                  Connect force: 12 lbf @ 0 psi

                  Extra protection from contaminants and debris

                  Redundant sealing when connected

                  Disconnect under pressure

                  Friction-free valve

                  Valving system designed for extended periods in the connected state

                  Axial engagement tolerance

                  Able to withstand long-term, repeated use

                  Pressure Range:  Vacuum to 120 psi, 8.3 bar
                  Temperature:  0°F to 240°F (-17°C to 115°C)
                  Materials: Brass
                  Material Finish: Chrome
                  Seals: EPDM
                  Color: Chrome Finish
                  Mounting Options: Thread
                  Valve: Polysulfone
                  Valve Spring: Stainless Steel
                  Spillage and Air Inclusion: <0.025 cc per disconnect at 0 psi; <0.055 cc per disconnect at 120 psi
                  BLQ4 Force to connectBLQ4-Water-Flow-0-2BLQ4-Water-Flow-0-2
                  WARNING: Pressure, temperature, chemicals and operating environment can affect the performance of couplings. It is the customer’s responsibility to test the suitability of Colder products in their own application conditions.
                  non-spill BLQ4  Cv ~ 1.3 max


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                  BLQ4D30008 product photo


                  1/4" Blind Mate SAE-08 Valved In-Line Liquid Cooling Coupling Body
                  Product ID: BLQ4D30008


                  BLQ4D46006 product photo


                  1/4" Blind Mate SAE-06 Valved In-Line Liquid Cooling Coupling Insert
                  Product ID: BLQ4D46006
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