- Manufacturer Bitmain
- Algorithm SHA-256
- Efficiency 16.5j/Th
- Power 3877.5kW·h
- Power connector P13
- Release date 1 Jun 2025
Antminer S21+ 235Th/s
- Condition New
- Availability Preorder
- Waiting (days) 40
Can you trust Sibmain?
The Trust system has determined that the seller Sibmain can be fully trusted, based on the positive factors listed below.
@convertRowsThe seller is a legal entity. The company ООО "СИБМАЙН К" is registered 20 April 2009.
The company’s registration date indicates extensive experience and allows this parameter to be completely removed from the risk list.
The Trust Factor is calculated automatically using 40 criteria, ranging from review analysis to company revenue data. The full list of parameters is not disclosed to protect the system from artificial inflation and to provide users with reliable information on seller credibility.
Ad description
Sibmain offers a new ASIC miner Bitmain Antminer S21+ with a hashrate of 235 Th in Moscow.
Equipment is available on pre-order with a waiting time up to 40 days.
Company reliability analysis
The criteria and their strictness depend on the main activity of the company and the presence of certain announcements
Company verification
The seller has confirmed the company through government registries
Legal entity
The company is registered as a legal entity
Company status
The company is active according to official registries
Company age
Time elapsed since the company’s registration
Risk factors
Indicators of unfair business practices by the company or its management
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Arbitration cases
The coefficient depends on the company's operating time
Official website
Presence and quality of the company’s official website
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Phone number
The company has provided a phone number
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Company video
The company has posted a video
Company photos
Photos increase transparency
Authorized capital
Officially confirmed authorized capital of the company
Official revenue
Revenue according to financial statements
Non-negative profit
The company’s official profit is positive
Verified offices
Confirmed office locations increase trust
Unique content
Unique images and descriptions increase credibility
Avoids verification
The company ignores representatives of the Trust Mining service
Federal Tax Service mining registry
The company is an operator of mining infrastructure
Hosting site access
The company allows visits to the hosting facility
Other offers Antminer S21+
Frequently Asked Questions
For the safety of our users, we have implemented a unique Trust Factor metric. Go to the company profile or look at the icon in the ad