The Bitmain Antminer S21 Pro available from ValueHash, is a powerful SHA-256 ASIC miner that is designed to be efficient in Bitcoin mining. With a hash rate that is 234 TH/s and a power performance at 15 J/TH It delivers powerful mining, while keeping operating costs to a minimum. ValueHash assures that you get authentic Bitmain hardware and is backed by a warranty and expert assistance.
Its Antminer S21 Pro combines raw hashing power and energy efficiency. The 234 TH/s hashrate allows for fast processing of transactions and greater mining return. Its an efficiency rate of 15 J/TH miners can benefit from lower power consumption without sacrificing speed. If you want to maximize Bitcoin profit The S21 Pro is a reliable option.
With an extremely efficient Air-cooling technology Its air-cooling system ensures that the S21 Pro maintains optimal operating temperatures, thus prolonging the life of your mining equipment. Its sound level of 75 dB is acceptable for mining setups that are professional. At ValueHash, we offer advice on the best way to deploy your system to ensure the same level of performance and uptime.
Created for mining operations that require industrial strength designed for mining operations in industrial settings, the S21 Pro is compatible with rack mounting which makes it suitable for large-scale installations. ValueHash also provides Mining facility host options to clients who want an all-inclusive operation. Through our hosting services the hardware is running efficiently while you concentrate on the mining return.
When you choose ValueHash , you receive more than a miner–you also gain peace. We offer genuine Bitmain miners quick shipping help with setup, as well as professional customer service. Our team makes sure that your mining investment is financially viable and safe.
Key Features:
Increase your Bitcoin mining power With this Bitmain Antminer S21 Professional from ValueHash. Contact us today to discuss hosting and setup options.
The Antminer S21 Pro+ 234Th Used delivers industry-leading performance with superior efficiency.
| Algorithm | SHA-256 |
| Hashrate | 234T |
| Power | 3510 W |
| Efficiency | 15 j/TH |
| Algorithm | SHA-256 |
|---|---|
| Hashrate | 234T |
| Power | 3510 W |
| Efficiency | 15 j/TH |
| Cooling | Air Cooling |
Please select your preferred product batch option: Available Now (In Stock) for immediate shipment, or Monthly Batch for delivery within the selected timeframe. If no batch selection is displayed, the product is currently in stock and ready to ship.
If your miner has not arrived within the estimated delivery period, please contact our support team at support@valuehash.com, and we will assist you as quickly as possible.
All pre-owned miners are thoroughly tested by our certified technicians prior to shipment, which typically requires 3–5 business days for processing. New miners are shipped from our Shenzhen or Hong Kong warehouses, with international delivery generally taking 5–10 business days via DHL.
Once your order has been dispatched, you will receive a shipping confirmation email along with a tracking number. Shipping costs are calculated based on the product type, package weight, and delivery destination.
All sales are final and non-refundable once the order has been shipped. However, ValueHash provides repair and replacement support for miners experiencing verified technical issues.
Partner with us to maximize your mining potential — expert support, reliable solutions, and a commitment to powering your success in the world of Bitcoin mining.
Book a time that works best for you.
Our experts are ready to help you find the right solution.
Fill out the form below and our team will get back to you shortly.
Global delivery to 100+ countries
Authentic miners with warranty
24/7 support from mining experts
Hosting, bulk orders & custom deals
@ 2026 ValueHash. All rights reserved.
Ready to host your Bitcoin miners in a secure, turnkey U.S. facility? Tell us a bit about your mining goals, and we’ll connect you with the right hosting solution- from one unit to a thousand.