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Bitmain Antminer S21 Pro
SKU: BIT-S21PRO-234THS
- Hashrate234 TH/s
- Power3500 W
- Efficiency15 J/TH
- AlgorithmSHA-256
- CoinBTC
€5,549.87
€1,999.87
(excl.VAT)Guaranteed Safe Checkout
Ships in 24h 1 left
Order confirmed within 24hShips from Ireland & LatviaNo customs in the EU
Tracked deliveryTo all 27 EU countries
Warranty & supportAfter-sales help
Card, bank, cryptoSecure checkout
Calculate profitability
EstimateMiner revenue varies with coin mining difficulty
€
- Profit / day
- +€3.33
- Profit over 200 days
- Break-even electricity price
- €0.09/kWh
- Pays for itself in
- ≈ 20 months≈ 2.0 years
Live daily miner revenue €7.53 Power cost / day €4.20
Revenue and profit per day
- Revenue
- Profit at €0.05/kWh
Estimate for 234 TH/s at today’s Bitcoin difficulty, block reward and BTC price (mempool.space, CoinGecko; updated 2026-10-24 17:55 UTC), before pool fees. Power cost = watts × 24 h × your price per kWh.
Specifications: Bitmain Antminer S21 Pro
Coin
BTC
Consumption
3.50 kW
Hashrate
234Th/s
Efficiency
15 J/TH
ModelS21 pro
Also Known AsBitmain Antminer S21 pro
CoinBitcoin, BCH
Release2024-06-30
Hashrate234ths
Noise Level75db
Sizes45x22x30cm
Consume, kWh3510w
Energy Efficiency15j/Ths
Fans4
Voltage200-240v
InterfaceEthernet
Temperature0-40c
Warranty360days
Description for: Bitmain Antminer S21 Pro
Bitmain is set to organize the 2024 Global Digital Mining Summit (WDMS) in Oman, taking place from March 28-29 2024. Under the banner of “Getting Ready for the Bull Market: Seizing Timely Mining Opportunities,” this summit aims to assist participants in strategizing their mining efforts ahead of time and reaping the benefits of the forthcoming bullish market trends. During the event, Bitmain will unveil its most recent innovation, the ANTMINER S21 pro mining machine. ANTMINER S21 pro LEADS THE GLOBAL MINING INDUSTRY INTO THE 1XJ/T ERA WITH UNPARALLELED COMPUTING POWER AND EFFICIENCY. Since its inception, Bitmain has led the technological innovation and leap of the industry as a pioneer.
Specifications
| Model | S21 Pro |
| Algorithm | Cryptocurrency | SHA256 | BTC/BCH |
| Hashrate, TH/s | 234 |
| Power on wall @25°C, Watt | 3510 |
| Power efficiency on wall @25°C, J/TH | 15 |
| Detailed Characteristics | |
| Power supply | |
| Power supply AC input voltage, Volt(1-1) | 220~277 |
| Power supply AC input frequency range, Hz | 50~60 |
| Power supply AC input current, Amp(1-2) | 20(1-3) |
| Adapted AC output power requirement, W(2-3) | 4000 |
| Hardware Configuration | |
| Network connection mode | RJ45 Ethernet 10/100M |
| Miner size (length*width*height, w/o package),mm(2-1) | 450*219*293 |
| Miner size (length*width*height, with package),mm | 680*390*450 |
| Net weight, kg(2-2) | 20 |
| Gross weight, kg(2-2) | 22 |
| Noise@25℃(2-4)，dBA | 76 |
| Environment requirements | |
| Operation temperature,°C | -20~45 |
| Storage temperature,°C | -20~70 |
| Operation humidity(non-condensing) , RH | 10%~90% |
| Operation altitude, m(3-1) | ≤2000 |
Warranty When ordering mining rig, you agree that it is customized for most optimal mining. Mining rig parts comes with 180 days factory warranty. Bitmain product warranty guidelines HERE
TERMS OF SALE
- Please provide payment proof within 24 hours of your order being placed
- A unit can only be reserved once payment has been received, not when an order is placed online
- All sales are final, no refunds will be granted
Shipping :
- Typical dispatch time within 7 working days
- Full customer support before and after purchase
Europe express delivery 1-3 days , economy shipping 3-6 days. US and Asia shipping 2-5 days to deliver to your door. All items shipped with DHL.
Previous generation ASIC miner models from manufacturers.
| Model | Performance (TH/s) | Power Usage (Watts) | Price (Euro) |
|---|---|---|---|
| Bitmain Antminer S19k Pro 120T | 120ths | 2760 | 2164 |
| Bitmain Antminer S19j Pro+ 120T | 120th/s | 3355 | 2084 |
| Whatsminer M50 120TH/s | 120ths | 3248 | 2249 |
Warranty
Factory warranty per manufacturer guidelines
Working product delivery guaranteed
Full after-sales support team
Terms of Sale
Payment proof required within 24 hours
Reservation confirmed upon receipt of payment
Industrial ASIC miners: all sales are final. Other products: 14-day return if unopened.
Shipping Information
Express: Europe 1–3 days, US & Asia 2–5 days
Economy: Europe 3–6 days
Dispatch within 24 hours
Ships via DHL, FedEx & UPS
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