JSBIT Antminer S21 Bitcoin miner, high‑performance ASIC mining hardware optimized for efficient hash rate and reliable operation.

Bitmain Antminer S21+

Name: Bitmain Antminer S21+
Brand: Bitmain
Price: 2880 USD
Availability: InStock

Coins:

BTC/BCH/BSV SHA-256

Computing power/parameters:

216T | 3564W | 16.5J/Th

Price:

Price range: $2,880 through $3,333

Hashrate

216T | 3564W | 16.5J/Th225T | 3712W | 16.5J/Th235T | 3877W | 16.5J/Th

216T | 3564W | 16.5J/Th
225T | 3712W | 16.5J/Th
235T | 3877W | 16.5J/Th

Clear

Trusted by:

Payment Method:

BTC

LTC

DOGE

USDT（TRC 20）

USDT（ERC20）

USDC（ERC20）

Shipping Method:

Shipping Date:

Standard shipping takes 3 - 7 business days.

Description

The Bitmain Antminer S21+ (216Th) This ASIC miner is engineered for the SHA-256 algorithm, making it ideal for Bitcoin (BTC) mining. It achieves a peak hashrate of 216 Th/s while consuming 3,564 watts of power, which translates to an energy efficiency of 16.5 j/Th.

Please note that miners’ prices are subject to market conditions and may fluctuate. We strive to provide our customers with the best pricing and top-tier service.

Specification

Parameter	Details
Hashrate	216T
Power	3564W
Size	570 X 316 X 430mm
Weight	20kg
Manufacturer	Bitmain
Model	Antminer S21+
Release	Feb 2025
Noise level	75db
Cooling	Air Cooling
Fan(s)	2
Interface	Ethernet
Temperature	10 – 40 °C
Humidity	10 – 90 %

Order & Purchase Policies

In-Stock Items: In-stock miners will be shipped within 3 business days upon full payment verification. For bulk orders, please allow an additional 1–2 business days for processing. All shipments are dispatched via leading express carriers, including DHL Express, UPS, FedEx, or TNT.
Pre-Orders: Delivery timelines for pre-order miners depend strictly on the manufacturer’s production schedule. While estimated shipping dates are provided on the order page, please note that potential delays may occur due to factory production adjustments or supply chain issues.
Shipping Priority: Shipment requests are processed strictly on a “first-paid, first-shipped” basis.
International Shipping: Standard international transit typically takes 5–8 business days, while delivery to remote or regional areas may extend to 8–10 business days.
Return & Refund Policy: Please note that all sales are final, non-cancelable, and non-refundable. This strict policy is an absolute standard across the cryptocurrency mining hardware industry.

Currency & Pricing: All products and shipping fees listed on our website are priced in US Dollars (USD).
Accepted Payment Methods: We officially accept payments via Bank Wire Transfer (T/T) or Online Cryptocurrency Payments (supporting BTC, ETH, USDT, and USDC).
Payment Verification Time:

Bank Wire Transfers (T/T): May take 3–7 business days to clear and verify.
Cryptocurrency Payments: Typically processed and verified within a few hours to 1 business day.

Anti-Fraud & Official Accounts: To ensure transaction security, please verify and use only our designated official collection accounts.
Out-of-Stock Refunds: All cryptocurrency payments received via the website are automatically converted to USDT. In the rare event that a product is out of stock, we will promptly contact you to arrange a refund. The refund amount will be calculated based on the exact USD price at the time of your original order.

Standard Terms (Excluding Duties): Unless specified otherwise, import duties, taxes, and customs fees are not included in the product or shipping price. Buyers are fully responsible for customs clearance and paying all applicable duties once the shipment arrives in the destination country.

DDP (Delivered Duty Paid) Shipping: We offer DDP shipping solutions to select destinations, including the United States, Canada, Dubai, and certain European Union countries. If you require DDP shipping (where we handle clearance and duties), please contact our customer service team before placing your order.

Customs Documentation & Invoice Valuation: For standard or non-DDP shipping, we can provide a commercial invoice with a customized declared value to help lower your local import taxes. Please notify our team of your preferred declared value immediately upon ordering.

Compliance Warning: If local customs authorities request supplementary clearance documentation, please notify us immediately. Improper or delayed filing may lead to customs delays or additional storage fees. We will gladly provide all necessary documentation to support your clearance process.

Brand New Miners: For brand-new, factory-sealed miners, the standard manufacturer’s warranty is typically 6 or 12 months, depending on the specific factory policy (e.g., Bitmain, WhatsMiner, Goldshell). The warranty period begins from the official factory production or shipping date.

Warranty Exclusions: The company and the manufacturer bear no responsibility for hardware damage resulting from a failure to follow provided instructions, operating outside product specifications, environmental neglect (e.g., high humidity, dust), or unauthorized hardware alterations/overclocking.

Used & Second-Hand Miners: Used mining machines are sold strictly “as-is” with no warranty or post-sale technical coverage. To ensure transparency and buyer protection, we will provide comprehensive testing videos showing the machine’s live hashrate and operational status prior to shipment. Shipment will only proceed after you review and confirm acceptance via full communication.

Return & Repair Logistics: All logistics, transportation, and incidental costs associated with returning defective products for factory repair are the sole responsibility of the purchaser.
Repair Turnaround: The required turnaround time for repairs is subject to the nature of the technical issue and the manufacturer’s local service center schedule.

User Manuals & Downloads