FUTURES Control Board (for S21+ Hyd.)

Official Bitmain Control Board for S21+ Hyd. Direct replacement part ensuring full compatibility and optimal performance.

Function
S21e Hyd./S21+ Hyd./S21 XP Hyd./S19XP+ Hyd. SHA256 Hydro-cooling Miner
Specifications
1G
Rating ★★★★★ 4.6 7 reviews
Price
35 $/T
35 $/Unit
Shipping Date
Shipping in 30 working days after fully paid
Payment Method
S21e Hyd. S21+ Hyd. S21 XP Hyd. S19XP+ Hyd.
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Purchasing Guidelines

NOTES

1. One account can purchase a maximum of 500 units.

2. The shipping costs, cutsoms charges, and taxes(if any) are not included in the retail price shown above.

3. After an order has been submitted, a request to cancel the order, refund any part of the ordered amount or change the ordered item(s) to different item(s) or different batch(es) will not be entertained by BITMAIN.

4. The pictures shown are for reference only; the final shipment version shall prevail.

SHIPPING DETAILS

1. The products are made in China. If shipping to the U.S., customers will need to pay tariff.

2. Shipments will be scheduled on a first-paid-first-ship basis for orders on which BITMAIN has received full payment.

3. You are responsible for any customs delays or returned shipments due to a lack of proper documentation. It's highly recommended to be aware of local customs clearance policies and to prepare all customs documentation ahead of time to avoid any customs clearance delays or unexpected costs.

Warranty

CLICK for >> Parts & Materials Ordering Notes and Warranty Information

Please read BITMAIN’s Terms & Conditions for a complete list of conditions and terms that apply to all orders placed on bitmain.com.

Customer Reviews

4.6 ★★★★★ 7 reviews
D
Diego Ruiz
Mar 29, 2026
★★★★★
Highly satisfied
Highly satisfied with this purchase. Performance and quality both exceeded my expectations. A solid choice.
E
Emeka Okonkwo
Feb 14, 2026
★★★★☆
Good customer service
For what it is worth, Good customer service when I needed it. Got a real answer quickly without unnecessary back and forth. Thumbs up from me.
T
Taras Melnyk
Feb 8, 2026
★★★★★
Completely dependable
Just wanted to share - Has been completely dependable since I started using it. Exactly the reliability you want. Would buy again.
Y
Yaroslav Lysenko
Feb 5, 2026
★★★★★
Great investment
After careful consideration, Feels like a genuinely smart investment. Performance justifies the price many times over. Would buy again.
H
Hiroshi Nakamura
Feb 3, 2026
★★★★☆
Worth the money
Worth what I paid and then some. Good balance of cost and quality in this category.

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