0 ratings
Item #:
118419196
Bitmain Antminer S21 Hydro Control Board C59 C89 Control Panel Motherboard
Item #:
118419196
BND 136
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Monday, September 14
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Vnishminer is a one-stop mining solution service provider, focusing on high-quality and efficient mining solutions.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Cooling
The Antminer S21 Hydro features advanced hydro cooling technology, ensuring optimal performance and extended lifespan by effectively reducing heat generated during operation.
User-Friendly Interface
The C89 control panel offers an intuitive interface, making it easier for miners to monitor and manage their operations efficiently without extensive technical knowledge.
High Efficiency
Designed for powerful hashing capabilities, the motherboard delivers exceptional energy efficiency, maximizing mining output while minimizing electricity costs compared to traditional models.
Product Details
| Processor Socket | LGA 775 |
| Compatible Devices | S21hyd |
| RAM Memory Technology | DDR3 |
| Compatible Processors | S21hyd |
| Platform | Android |
| Memory Slots Available | 1 |
| Item Dimensions L x W x H | 14"L x 2"W x 0.1"H (35.6 x 5.1 x 0.3 cm) |
| Brand | vnish |
| Model Name | S21 hyd |
| Manufacturer | vnish |
| UPC | 717018382492 |
| CPU Socket | LGA 775 |
| Product Dimensions (L x W x H) | 14"L x 2"W x 0.1"H (35.6 x 5.1 x 0.3 cm) |
Who Should Buy?
-
Cryptocurrency Miners
Ideal for miners seeking efficient control of Antminer S21 Hydro units for optimal cryptocurrency mining performance.
-
Tech Enthusiasts
Perfect for tech-savvy users wanting to modify or upgrade their mining rigs with advanced control features.
-
Professional Mining Farms
Best suited for large-scale mining operations requiring reliability and performance from control panel motherboards.
-
Casual Users
Not suitable for casual users who do not engage in cryptocurrency mining or require advanced control functionalities.
Product Description
Bitmain Antminer S21 Hydro Control Board C59 C89 Control Panel Motherboard
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What should I do if I have questions before ordering?
Answer: Please consult us first before placing your order. -
Question:
Are there return fees for unwanted products?
Answer: Yes, we charge additional return fees for non-quality issues like wrong orders. -
Question:
What products does Vnishminer offer?
Answer: We offer a range of products including new and second-hand mining machines, control boards, power supplies, and more.
vnish Motherboards Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
BND 136
Order now and get it around Monday, September 14
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- High-quality control board for Antminer S21 Hydro.
- Reliable solution for efficient mining operations.
- One-stop provider for new and used mining machines.
- Includes essential accessories like power supplies and fans.
- Customer support for queries before ordering.
- Additional fees for non-quality return issues.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.