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S21 pro 220T/234T/245T/248T

Bitmain Antminer S21Pro 220T/234T/245T/248T 3510W SHA-256 Bitcoin Miner New in Stock Air Cooling Crypto BTC Asic Miner Machine Mining

Price range: HK$19,276.00 through HK$24,525.00

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Features & Compatibility

Bitmain Antminer S21 Pro Specifications:
MANUFACTURER
Bitmain
MODEL
Antminer S21 PRO(220T/234T/245T/248T)
HASH RATE
234Th/s
RELEASE
February 2024
SIZE
400 x 195 x 290mm
NOISE LEVEL
75db
FAN(S)
2
POWER
3531W
VOLTAGE
12
INTERFACE
Ethernet
TEMPERATURE
5ÿ40 ??C
HUMIDITY
5 to 95 %
The product features of Bitmain Antminer S21 Pro are as follows: High Hash Rate: It has a hashrate of 234 TH/s (?I3%), which enables efficient processing of complex cryptographic puzzles in SHA – 256 – algorithm – based cryptocurrency mining, such as Bitcoin mining, and potentially increases mining rewards. Low Power Consumption: With a power consumption of about 3531W (?I5%) and an energy efficiency ratio of 15.0J/TH (?I5%), it effectively reduces electricity costs and improves the return on investment. Advanced Cooling Design: It adopts a composite air – duct design and advanced cooling technology. Through aerodynamic optimization, it realizes low – temperature and quiet operation, ensuring stable performance and prolonging the service life of hardware components during long – term full – load operation. Sturdy and Durable: The shell is made of high – quality materials, which can withstand rigorous mining conditions. The operating temperature range is 0??C – 40??C, and the humidity tolerance is 10% – 90% rh (non – condensing). Flexible Deployment: The modular structure design realizes flexible deployment, which can be used as the computing power base of the backbone network or provide stable output for small – scale mine fields in remote areas. Convenient Network Connection: Equipped with an RJ45 Ethernet 10/100m connection, it can be seamlessly integrated into various mining setups. High – precision Chip: It is equipped with a 7nm process chip, which improves the hash rate while reducing power consumption, making the mining efficiency higher.

Bitcoin mining machines are specialized hardware devices used to “mine” bitcoins, functioning similarly to “calculators” and “verifiers” for the Bitcoin network. Here’s a simple explanation: 1. Core Function There are a large number of transactions on the Bitcoin network every day. The main job of a mining machine is to verify the legitimacy of these transactions, package them into “blocks,” and add them to the blockchain, which is a public ledger.

In the process, it needs to solve a complex mathematical problem. The first one to figure it out gets a reward of newly issued bitcoins (similar to a “bookkeeping fee”).

2. Key Indicators Hash Rate: The computing speed of the mining machine, measured in TH/s (terahashes per second). For example, 140TH/s means 140 trillion calculations per second. A higher hash rate means a greater chance of winning the reward. Power Consumption: How much electricity it uses (e.g., 3000W), which directly affects mining costs. In places with expensive electricity, low-power mining machines are more cost-effective. Energy Efficiency Ratio: Calculated as “power consumption ?? hash rate” (unit: J/TH). A smaller value means more energy-efficient. For instance, 25J/TH is cheaper to run than 30J/TH.
3. Development Features In the early days, ordinary computers with CPUs could be used for mining. Now, special ASIC chip mining machines (such as Bitmain’s Antminer series) are a must, with hash rates increased by hundreds of millions of times. The hash rate of a single machine has gone from a few MH/s (million times per second) initially to hundreds of TH/s (trillion times per second) for mainstream models today. 4. Simple Summary Mining machines are the “working tools” of the Bitcoin network. They earn rewards by solving problems. The hash rate determines competitiveness, power consumption determines costs, and now only professional devices are involved.

Additional information

Weight 21.5 kg
Dimensions 68 × 39 × 45 cm
Hashrate

220T

,

234T

,

245T

,

248T

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