NZXT RL-KRZ53-R1 Kraken Z53 240mm liquid cooler
240 mm AIO liquid cooler with a 2.36" LCD display for CPU temperatures or custom GIFs, two 120 mm Aer P fans running 500–2000 RPM at 21–36 dBA, and nylon-sleeved rubber tubing
- Radiator size275 × 123 × 30 mm
- Fan size2 Fan Slots (120 mm)
- Compatible socketsIntel LGA 2066 / 2011-3 / 2011 / 1366 / 1200 / 115x AMD AM4
- Cooling block materialCopper & Plastic
- Radiator materialAluminum
- Fan speed500–2,000 (+/- 300) RPM
- 36" LCD shows temps and GIFs in 24-bit colour
- CAM software lets you rotate the display up to 90°
- Aer P 120mm fans run from 500 to 2000 RPM at 21 to 36 dBA
- Nylon-sleeved rubber tubing resists leaks over 400mm length
- Copper cold plate fits Intel LGA 115x 1200 1366 2011 2066 and AMD AM4 Threadripper sockets
240mm AIO with LCD display
The NZXT Kraken Z53 is a 240mm all-in-one liquid cooler built around a 2.36" LCD screen that shows 24-bit colour images, GIFs or live CAM system data. It targets PC builders who want both thermal headroom for modern CPUs and a visible, programmable display on the cold plate. The unit ships with two 120mm Aer P fans and 400mm nylon-sleeved rubber tubes.
Upgrade from air or basic AIO
This cooler replaces stock air coolers or entry-level AIOs when noise, temperature or aesthetics need improvement. The fans run between 500 and 2,000 RPM, delivering 18.28 to 73.11 CFM at 21 to 36 dBA, while the pump and radiator handle higher sustained loads than single-fan or 120mm designs. The jump is worthwhile when case airflow is limited or when the builder wants the LCD for monitoring without extra software overlays.
Check socket and clearance
Verify your motherboard uses Intel LGA 2066, 2011-3, 2011, 1366, 1200 or 115x, or AMD AM4; Threadripper sTRX4 and TR4 require a separate bracket not included. Ensure the case fits a 275 x 123 x 30 mm radiator with two 120mm fan slots and that 400mm tubing reaches the CPU block from the chosen mount location. Confirm a 4-pin fan header and USB 2.0 header are available for pump and CAM control.
How it compares
Measured against everything we stock in Liquid Cooling & AIO Coolers, at today’s prices. Recalculated every night.
- Price $179.99
- Pricier than about 87% of the 1,190 comparable items (median $71.99).
New to this? Which coin should you pay with — what to check, what it costs to pay, and what is never asked for.
Specifications
| Product | |
|---|---|
| Brand name | NZXT |
| Model name | RL-KRZ53-R1 |
| Part number | RL-KRZ53-R1 |
| Product type | Liquid Cooling System |
| Product color | Black |
| Performance | |
| Fan speed | 500–2,000 (+/- 300) RPM |
| Fan airflow | 18.28–73.11 CFM |
| Ports & slots | |
| Fan plug type | 4 Pin |
| Size & build | |
| Radiator size | 275 × 123 × 30 mm |
| Fan size | 2 Fan Slots (120 mm) |
| Cooling block material | Copper & Plastic |
| Radiator material | Aluminum |
| Tube size | 400 mm |
| Tubing material | Rubber with Nylon Sleeve |
| Shipping weight | 2.09 kg |
| Package size | 349 × 210 × 156 mm |
| Compatibility | |
| Compatible sockets | Intel LGA 2066 / 2011-3 / 2011 / 1366 / 1200 / 115x AMD AM4 / sTRX4* / TR4* (*Threadripper bracket not included) |
| Environment & compliance | |
| Fan noise level | 21–36 dBA |
| More details | |
| LED lighting | RGB |
Questions about this item
What clearance does the 275 mm by 123 mm radiator with 30 mm thickness need inside the case?
The radiator measures 275.00 x 123.00 x 30.00 mm and occupies two 120 mm fan slots, so verify your case supports a 240 mm radiator with that thickness and the 400 mm tube length reaches the CPU socket.
How do I connect the pump and the two Aer P fans so the LCD and RGB work in CAM?
Plug the pump’s USB cable into a motherboard header, connect each fan’s 4-pin PWM connector to the motherboard or fan controller, then attach the NZXT RGB cable to the RGB header or controller; finally set display orientation in CAM.
When should I expect to replace the rubber tubes with nylon sleeves or the fluid dynamic bearing fans?
The nylon-sleeved rubber tubing and fluid dynamic bearing fans are rated for long service; plan to inspect tubes for seepage and fan noise after several years, and replace only if leakage or bearing rattle appears.
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