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New Bitmain Antminer S21 BTC Miner Control board Tested good - Picture 1 of 8
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HB Security CCTV Store
(1397)
Registered as a business seller
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New Bitmain Antminer S21 BTC Miner Control board Tested good

US $92.99
Approximately£69.77
or Best Offer
Condition:
New
More information - About this item condition
3 available
Breathe easy. Returns accepted.
People are checking this out. 5 have added this to their Watchlist.
Postage:
US $150.00 (approx £112.54) eBay SpeedPAK Standard.
Located in: Guangdong, China
Delivery:
Estimated between Mon, 19 May and Thu, 29 May to 43230
Estimated delivery dates - opens in a new window or tab reflect seller's dispatch time, origin postcode, destination postcode and time of order receipt, and will depend on the delivery service selected and receipt of cleared paymentcleared payment - opens in a new window or tab. Delivery times may vary, especially during peak periods, and are an estimate only.
Returns:
14 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.
Payments:
    Diners Club

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Seller assumes all responsibility for this listing.
eBay item number:204692780240
Last updated on 29 Apr, 2025 23:12:21 BSTView all revisionsView all revisions

Item specifics

Condition
New
Brand
Unbranded
Type
Control Board
Compatible Currency
Bitcoin
Mining Hardware
ASIC

Item description from the seller

Seller business information

I certify that all my selling activities will comply with all EU laws and regulations.
About this seller

HB Security CCTV Store

99.4% positive Feedback•11K items sold

Joined May 2016
Registered as a business seller
Welcome to our store! We are dedicated professionals in the field of security and its peripherals, offering a wide range of products. With a focus on leading brands such as Dahua and Hikvision, our ...
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Detailed seller ratings

Average for the last 12 months
Accurate description
5.0
Reasonable postage cost
5.0
Delivery time
5.0
Communication
4.9

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Seller Feedback (1,531)

All ratings
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  • k***2 (3581)- Feedback left by buyer.
    Past month
    Verified purchase
    Alarm NEW as described, and seems like nice quality similar to older version. Easy trouble free transaction with reasonable shipping time. Had some issues with programming however seller was VERY helpful and always answered my questions with answers that helped. Would recommend this seller ! Thanks for your help AAA+++
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  • 8***h (1887)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Postage fast , package good , as described exactly 100%. I’ve brought from this seller twice now and I’m very satisfied with both purchased
    Bitcoin Nerdminer V2 Dongle USB Miner T-Dongle-S3 BTC Crypto Solo Lotter (#205339730452)
  • t***a (1073)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Item was very well packed arrived on time in great condition. This seller took the time to answer my questions before, during, and after my purchase. I would highly recommend them, and their products!
    Bitaxe DIY Solo Bitcoin Lottery Asic Miner BM1397AG Chip With 320G/S BTC Mining (#204553848888)
See all Feedback

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