[ INDIVIDUAL COMPONENT // COOLING ]
ARCTIC Liquid Freezer III 420 (Black)
The black, 420 mm, non-A-RGB ARCTIC Liquid Freezer III, article ACFRE00137A. This distinct radiator-size model is not interchangeable with 240/360 mm variants for case fit.
IDENTIFICATION: Match the complete model name, suffix, article number, bundle, revision, and host manual to the physical label before installation. Similar product names and variants may use different wiring or dimensions.
Specifications
| Catalog subcategory | All-in-one liquid coolers |
|---|---|
| Exact model | Liquid Freezer III 420 Black; article ACFRE00137A |
| Radiator | 458 × 138 × 38 mm radiator; plan for a 420 mm mounting position and fittings |
| Fans / pump | 3 × 140 mm P14 PWM PST radiator fans; integrated pump and VRM fan |
| Wiring | Combined PWM cable arrangement for pump, VRM fan, and radiator fans; use the exact included cable/manual. |
| Mounting / host | Intel LGA1851/LGA1700 and AMD AM5/AM4 per manufacturer listing; case must support 420 mm radiator plus thick radiator/fan stack. |
Compatibility, installation & service
- Measure the case’s 420 mm radiator position, 458 mm radiator body, 38 mm core, fans, fittings, and tube route; front/top labels alone do not guarantee fit.
- Confirm socket support and use the provided model-specific installation hardware. Check RAM, motherboard heatsinks, GPU, and side-panel clearance.
- Follow manufacturer wiring instructions and motherboard/controller electrical limits for pump, VRM fan, and three radiator fans.
Service notes
Do not open the sealed loop. Stop use if there is leakage, pump failure, or abnormal noise; check fittings and tubing periodically. Clean the large radiator carefully with fans stopped and fins protected.
Manufacturer references
- ARCTIC — Liquid Freezer III 420Manufacturer product page for exact 420 mm article, dimensions, mounting and support.
- ARCTIC — SupportManufacturer installation manuals and support.
Verify fit, wiring, and ratings against the manufacturer document for the exact unit and host. This catalog record is an identification aid, not a compatibility guarantee.