We are currently unable to ship orders from WA State through April 9th due to a government-mandated shutdown for COVID-19. Orders shipping from Koolance Korea, manufacturing, and development are unaffected during this period.

We will continue to answer email. Backorders can still be placed through our website, which will be shipped once restrictions are lifted. (Payment is required for backorders later when they are being prepared.)





Refurbished items are used or unused and have been reconditioned to manufacturer specification. These products have been professionally serviced and wherever necessary, have had components replaced. They may bear signs of usage, shipping, or wear. Refurbished items from Koolance.com carry a full product warranty.

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QD3H Male Quick Disconnect No-Spill Coupling, Male Threaded G 1/4 BSPP (Refurb)
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 QD3H female quick disconnect. Afte ...
$13.49 $10.95
VID-NXTTNX Water Block (NVIDIA GeForce GTX 980 Ti, GTX TITAN X Video Card) (Refurb)
The Koolance VID-NXTTNX is a full coverage video block for water cooling NVIDIA reference GeForce GTX 980 Ti and GTX TITAN X cards in single and multi video card configurations. It utilizes a high-performance microfin (0.5mm) design made of solid ...
$129.99 $89.95
EXC-450 Portable 450W Recirculating Liquid Chiller (Ultra Compact) (Refurb)
Koolance's EXC-450 is an extremely compact (6in x 8in x 21in, or 152mm x 203mm x 533mm) portable recirculating liquid chiller rated at 450W, or 1535 BTU/hr @25°C liquid & ambient. Chiller control is based on one of four configurable temperatur ...
$1,499.99 $1,349.95
PLT-UN50F Cold Plate, 50mm x 50mm (1.97in x 1.97in) (Refurb)
PLT-UN50F is a high-efficiency, general-purpose cold plate for thermal applications such as TEC, LED, image sensor, and semiconductor cooling. The cooling area footprint is 50mm x 50mm (1.97in x 1.97in), and it utilizes a 0.5mm microfin internal s ...
$77.99 $67.95
QD3 Female Quick Disconnect No-Spill Coupling, Compression for 13mm x 19mm (1/2in x 3/4in) *Black* (Refurb)
Koolance patented quick disconnect no-spill coupling with automatic shutoff. 13mm (1/2in) ID, 19mm (3/4in) OD female straight connection with compression fitting. It will only fit a Koolance QD3 male quick disconnect. After pulling the ring o ...
$14.24 $10.95
EXC-800 Portable 800W Recirculating Liquid Chiller (Refurb)
Koolance's EXC-800 is a portable recirculating liquid chiller rated at 800W, or 2730 BTU/hr (@25°C liquid & ambient). Chiller control is based on one of four configurable temperature set-points, including the option to lock liquid to ambient f ...
$1,699.99 $1,399.95
EX2-755 Computer Liquid Cooling System (Refurb)
EX2-755 is an ambient liquid cooling system designed with features for computer cooling. This model contains a dual x 120mm fan aluminum radiator, providing roughly 590W of cooling with a 25°C ambient delta. Just add tubing, fittings, coolant ...
$299.99 $269.95
Reservoir and Pump, RP-1250 (Refurb)
The RP-1250 is a combined reservoir and pump unit which fits into a single 5.25" (CD) bay. Featuring the powerful Koolance PMP-400 pump, it also includes temperature monitoring, a front display, reservoir, pump & fan speed control, and rear G ...
$299.99 $269.95
PMP-500 Pump, G 1/4 BSP (Refurb)
The Koolance PMP-500 offers a high flow rate and very high static head pressure at just 12V. A mounting bracket is included. Maximum Flow Rate: 16L/min (4.2 gal/min) Maximum Head Pressure: 7.5m (24.6ft) Motor: Brushless DC ...
$76.99 $64.95
GPU-210 Cold Plate, 35mm x 35mm (1.4in x 1.4in) (Refurb)
The GPU-210 is a general-purpose block with a 0.5mm microfin internal structure. The cooling area footprint is 35mm x 35mm (1.4in x 1.41in). Materials include a copper cold plate, brass top, anti-corrosive nickel plating, and EPDM o-ring. Work ...
$59.99 $49.95
Threading Adapter, NPT 1/4 Male to G 1/4 Female (Refurb)
Single fitting threading adapter, from NPT 1/4 (male) to G 1/4 BSPP (female).
$2.24 $1.74
Radiator, 3x140mm 30-FPI Copper (Refurb)
HX-CU1403V is a low profile copper core radiator designed for three 140mm fans. With a fin density of 30 FPI (fins per inch), it offers best performance with higher air flow. It has a dual pass coolant design, and is G 1/4 BSPP (parallel) thread f ...
$74.99 $54.95
Radiator, 1x120mm 18-FPI Aluminum (Refurb)
The HX-422 provides an approximate 400W of added heat dissipation when coupled with one 120mm fan. Vertical (perpendicular) G 1/4 BSPP (parallel) thread fitting sockets. Four 0.28" (7mm) long and four 1.4" (35mm) long mounting screws are included. ...
$39.99 $29.95