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Generation 4 no-spill quick disconnect couplings which push to connect with a negligible amount of coolant freed. The QD3 series includes couplings for 10 to 13mm (3/8 to 1/2 inch) ID tubing.

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QD3 Male Quick Disconnect No-Spill Coupling, Panel Female Threaded G 1/4 BSPP
Koolance patented quick disconnect no-spill coupling with automatic shutoff. G 1/4 BSPP (parallel) thread female with panel-mount opposite a male "QD3" quick-disconnect. It will only fit a Koolance QD3 female quick disconnect. After pulling t ...
$12.99
QD3 Female Quick Disconnect No-Spill Coupling, Panel Female Threaded G 1/4 BSPP
Koolance patented quick disconnect no-spill coupling with automatic shutoff. Opposite is a panel mountable female G 1/4 BSPP thread for attaching a fitting or barb. The disconnect side will only fit a Koolance QD3 male quick disconnect. After ...
$14.99
QD3 Male Quick Disconnect No-Spill Coupling, Male Threaded, 1/4 NPT
Koolance patented quick disconnect no-spill coupling with automatic shutoff. 1/4 NPT (tapered) threaded male fitting for screwing directly into a component of the same threading. It will only fit a Koolance QD3 female quick disconnect. After ...
$12.99
QD3 Female Quick Disconnect No-Spill Coupling, Male Threaded, 1/4 NPT
Koolance patented quick disconnect no-spill coupling with automatic shutoff. 1/4 NPT (tapered) threaded female fitting for screwing directly into a component of the same threading. It will only fit a Koolance QD3 male quick disconnect. After ...
$14.99
QD3 Male Quick Disconnect No-Spill Coupling, Male Threaded G 1/4 BSPP
Koolance patented quick disconnect no-spill coupling with automatic shutoff. G 1/4 BSPP (parallel) thread male fitting for screwing directly into a water block or other component. It will only fit a Koolance QD3 female quick disconnect. After ...
$12.99
Expected Nov 18
QD3 Female Quick Disconnect No-Spill Coupling, Male Threaded G 1/4 BSPP
Koolance patented quick disconnect no-spill coupling with automatic shutoff. G 1/4 BSPP (parallel) thread female fitting for screwing directly into a water block or other component. It will only fit a Koolance QD3 male quick disconnect. After ...
$14.99
QD3 Male Quick Disconnect No-Spill Coupling, Male Threaded G 1/4 BSPP *Black*
Koolance patented quick disconnect no-spill coupling with automatic shutoff. G 1/4 BSPP (parallel) thread male fitting for screwing directly into a water block or other component. It will only fit a Koolance QD3 female quick disconnect. After ...
$12.99
QD3 Female Quick Disconnect No-Spill Coupling, Male Threaded G 1/4 BSPP *Black*
Koolance patented quick disconnect no-spill coupling with automatic shutoff. G 1/4 BSPP (parallel) thread female fitting for screwing directly into a water block or other component. It will only fit a Koolance QD3 male quick disconnect. After ...
$14.99
Expected Nov 18
QD3 Male Quick Disconnect No-Spill Coupling, Panel Female Threaded G 1/4 BSPP *Black*
Koolance patented quick disconnect no-spill coupling with automatic shutoff. G 1/4 BSPP (parallel) thread female with panel-mount opposite a male "QD3" quick-disconnect. It will only fit a Koolance QD3 female quick disconnect. After pulling t ...
$12.99