How is the noise level of the LQCL BQ|BW025 SILENT LOOP 3 360 R cooler?

The noise level of the SILENT LOOP 3 360mm cooler is described as virtually inaudible due to its powerful 3-chamber pump design and Silent Wings 4 fans.

Is the block material copper? It does not show in the picture and not in the specs

The Specs under Radiator/Radiator Material: Aluminum / Black Spray Painted

Does it come pre-filled or is the bottle of included coolant supposed to go into it?

Silent Loop 3 360mm is an All-in-One water cooling unit that includes an easy-to-access refill port and a coolant bottle for a long lifespan, indicating that it comes pre-filled but provides the option to refill as needed.

Questions & Answers: be quiet! SILENT LOOP 3 360mm All-in-One Water Cooling I Intel LGA 1851 / 1700 / 1200 / 1150 / 1151 / 1155 I AMD Socket AM5 / AM4 / TR5 / TR4 - BW025

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be quiet! SILENT LOOP 3 360mm All-in-One Water Cooling I Intel LGA 1851 / 1700 / 1200 / 1150 / 1151 / 1155 I AMD Socket AM5 / AM4 / TR5 / TR4 - BW025

Silent Loop 3 360mm is the virtually inaudible and immensely high performing All-in-One water cooling unit with state-of-the-art technology. Silent Loop 3 is the epitome of a German engineered piece of hardware that embodies what be quiet! is associated with.
Highly engineered cooling block design
Powerful 3-chamber pump design significantly reduces turbulences and noise
Dampened and adjustable pump with 6-pole motor
3 Silent Wings 4 120mm PWM high-speed fans with radiator corners for virtually inaudible operation
Immensely high cooling performance
Elegant premium design with discreet ARGB lighting
Easy-to-access refill port and included coolant bottle for a long lifespan
Flexible sleeved tubes and a convenient mounting ensure easy handling
3-year manufacturer’s warranty
Product conception, design and quality control in Germany

$143^.92 –