Watercooling kit for Antminer S19/S21 Hydro
10 days
799,99€
This 12KW watercooling kit is essential for running the Antminer S19XP Hydro 257T or S21 Hydro 353T liquid-cooled models. This kit is plug-and-play and relatively easy to install.
Kit manual available here .
Features :
- Capacity: 8L
- Cooling power: 12KW
- Flow rate: 11L/min
- Consumption: 400W
- Noise: 20-80Db (Depending on fan speed)
- Adjustable fan speed: 500-6000RPM
- Total weight: 20 kg
- 6-month manufacturer's warranty
- Coolant not supplied






1. Make sure the product has not been used. If this is an exceptional case, please explain the situation to us.
2. Send us an email to contact@happymining.fr, and describe the reason for your return request. You can also contact us via live chat on the website.
3. After accepting your return request, we will send you the return address, to be indicated on the package.
4. Send us an email to inform us of the shipment of the package,
5. Your refund will be credited to the same credit card used to place the order. Please allow 7 days after receipt and verification of your package. Shipping costs are your responsibility.
Items returned within 14 days of delivery at the latest must remain in perfect condition for resale, in their original packaging, show no signs of use, and with the labels affixed to the products.
Before being eligible for a refund, it is imperative that the package be returned to the address provided. If the package was dropped off at a collection point, the customer is responsible for retrieving the package and returning it, and will not be eligible for a refund otherwise.
2. Send us an email to contact@happymining.fr, and describe the reason for your return request. You can also contact us via live chat on the website.
3. After accepting your return request, we will send you the return address, to be indicated on the package.
4. Send us an email to inform us of the shipment of the package,
5. Your refund will be credited to the same credit card used to place the order. Please allow 7 days after receipt and verification of your package. Shipping costs are your responsibility.
Items returned within 14 days of delivery at the latest must remain in perfect condition for resale, in their original packaging, show no signs of use, and with the labels affixed to the products.
Before being eligible for a refund, it is imperative that the package be returned to the address provided. If the package was dropped off at a collection point, the customer is responsible for retrieving the package and returning it, and will not be eligible for a refund otherwise.