Mars Gaming ML-PROII120W 120 mm AIO CPU Cooler

Liquid (120 mm) · cools 300 W

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Type Liquid (120 mm)
Fan size 1x 120 mm
Rated cooling 300 W
sockets LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5

Mars Gaming ML-PROII120W 120 mm AIO CPU Cooler is an all-in-one liquid CPU cooler with 1x 120 mm fans. Check that it supports your CPU socket and fits your cabinet. It came out in 2026.

Released: 2026-01-16

Specifications

Key specs

Type: Liquid (120 mm)
Fan size: 1x 120 mm
Rated cooling: 300 W
sockets: LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5
Released: 2026-01-16
Part number: MLPROII120W
EAN / UPC: 8435693112273

Performance

Suitable location: Processor
Type: All-in-one liquid cooler
Fan diameter: 12 cm
Supported processor sockets: LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5
Minimum airflow (imperial): 27.2 cfm
Maximum airflow: 69.2 cfm
Pulse-width modulation (PWM) support: Yes
Bearing type: Hydraulic
Fan noise level (min): 9 dB
Fan noise level (max): 26 dB
Pump noise level: 15 dB
Pump connector: 3-pin
Quantity per pack: 1 pc(s)
Pump motor speed: 2800 RPM
Fan speed (min): 800 RPM
Fan speed (max): 2000 RPM

Design

Product colour: White
Radiator material: Aluminum
Base plate material: Copper
Number of fans: 1 fan(s)
Fins material: Aluminium
Illumination LED: Yes
Illumination colour: Multi
Fan connector: 4-pin

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Power

Voltage: 12 V
Rated current: 0.25 A
Thermal Design Power (TDP): 300 W
Fan voltage: 12 V
Fan current: 0.15 A

Weight & dimensions

Width: 120 mm
Radiator width: 15.8 cm
Radiator depth: 12 cm
Radiator height: 2.8 cm
Tube length: 33 cm
Pump width: 7 cm
Pump depth: 8.4 cm
Pump height: 4.8 cm
Weight: 800 g
Fan dimensions (W x D x H): 120 x 120 x 25 mm

Other features

Thermal grease: Yes

Check the manufacturer's page before buying.

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About this product

Discover the ML-PROII120, a professional AIO liquid cooling solution designed to provide exceptional thermal performance with superior silence. Equipped with a fourth generation pump with an optimized copper base with microchannels, ultra-silent fan with a copper core, and a premium brushed aluminum design, this system supports up to 300W TDP, perfect for high performance configurations. Professional AIO solution Easy to install, this liquid cooling kit is the ideal choice for demanding users who want a perfect balance between thermal performance, low noise level, and professional design. Whether for advanced gaming or intensive work, the ML-PROII360 is your ultimate ally. Latest generation thermal performance With a 4th generation Opti-Chamber pump with an optimized microchannel copper base and a high-performance radiator, this liquid cooling maximizes coolant circulation and thermal transfer and heat dissipation. It supports CPUs of up to 600W TDP, maintaining optimal temperatures even under extreme loads.

Datasheet (PDF)

ML-PROII120W vs similar CPU coolers

	Mars Gaming ML-PROII120W 120 mm AIO CPU Cooler	Mars Gaming ML-PROII120 120 mm AIO CPU Cooler	Mars Gaming ML-TWO120 120 mm AIO CPU Cooler	Mars Gaming ML-TWO120W 120 mm AIO CPU Cooler
Type	Liquid (120 mm)	Liquid (120 mm)	Liquid (120 mm)	Liquid (120 mm)
Fan size	1x 120 mm	1x 120 mm	1x 120 mm	1x 120 mm
Rated cooling	300 W	300 W	300 W	300 W
sockets	LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5	LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5	LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5	LGA 1851, LGA 1150 (Socket H3), LGA 1151 (Socket H4), LGA 1155 (Socket H2), LGA 1156 (Socket H), LGA 1200 (Socket H5), LGA 1366 (Socket B), LGA 1700, LGA 2011 (Socket R), LGA 2011-v3 (Socket R), LGA 2066, Socket AM4, Socket AM5
Released	2026	2026	2026	2026