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.)



MB-ASC4E Water Block (ASUS Crosshair IV Extreme Motherboard)

Part No. MB-ASC4E This product is archived and displayed for information only. It is no longer available for purchase. Released: 21 December 2010

The MB-ASC4E water block is designed exclusively for the ASUS Crosshair IV Extreme motherboard. It liquid cools the northbridge chipset and other nearby components. Materials include copper with anti-corrosive nickel plating, acetal body, and steel top cover. G 1/4 BSPP fitting threading.

Weight 1.30 lb (0.59 kg)
Materials Nickel-Plated Copper, Nickel-Plated Brass, POM Acetal, Stainless Steel, EPDM

Liquid Coolants

Koolance's product warranty does not cover the use of 3rd-party coolants, coolant additives, or corrosion. Koolance LIQ-702 or LIQ-705 coolants are strongly recommended to help avoid issues with mixed metals or biological growth. Additionally, do not use aluminum with bare (unplated) copper or bare (unplated) brass in the same system. Do not use silver with nickel in the same system.