{"title":"BTCB2 and Siacoin miners (Blake2b-Sia)","description":"\u003cp\u003eASIC miners for the Blake2b-Sia algorithm – iBeLink BM-S and Goldshell SC. They mine BTCB2 (Bitcoin BLAKE2b, a 2026 Bitcoin fork) as well as Siacoin; switching between coins is just a change of pool. For every machine you can see the hashrate in TH\/s, power draw and today's earnings in CZK.\u003c\/p\u003e\u003cp\u003eBTCB2 is a young coin with low liquidity and the network rules are still changing, so take the earnings figures with caution and follow the \u003ca href=\"\/en\/blogs\/novinky\/btcb2-zmrazeni-odmen\"\u003elatest news\u003c\/a\u003e. We sell miners with an invoice and warranty, and you can place them in \u003ca href=\"\/en\/pages\/hosting\"\u003eour hosting\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"ibelink-bm-s3-19-th-s","title":"iBeLink BM-S3 19 TH\/s","description":"\u003cp\u003eThe iBeLink BM-S3 is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer iBeLink. At 19 TH\/s it draws roughly 3,100 W (163.2 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e19 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e163.2 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 75 dB – a machine for a workshop, garage, technical room or data centre.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"iBeLink","offers":[{"title":"In stock abroad \/ At home","offer_id":53058791407903,"sku":null,"price":474299.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058791440671,"sku":null,"price":375429.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/iBeLink_BM-S3_19TH_SC_3100W.webp?v=1792223574"},{"product_id":"ibelink-bm-s3-plus-25-th-s","title":"iBeLink BM-S3+ 25 TH\/s","description":"\u003cp\u003eThe iBeLink BM-S3+ is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer iBeLink. At 25 TH\/s it draws roughly 3,400 W (136.0 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e25 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e136.0 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 75 dB – a machine for a workshop, garage, technical room or data centre.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"iBeLink","offers":[{"title":"In stock abroad \/ At home","offer_id":53058792587551,"sku":null,"price":547399.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058792620319,"sku":null,"price":434025.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/iBeLink_BM_S3__25TH_SC_3400W.webp?v=1792223627"},{"product_id":"ibelink-bm-s1-max-12-th-s","title":"iBeLink BM-S1 Max 12 TH\/s","description":"\u003cp\u003eThe iBeLink BM-S1 Max is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer iBeLink. At 12 TH\/s it draws roughly 3,150 W (262.5 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e262.5 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 75 dB – a machine for a workshop, garage, technical room or data centre.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"iBeLink","offers":[{"title":"In stock abroad \/ At home","offer_id":53058792653087,"sku":null,"price":263999.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058792685855,"sku":null,"price":208321.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/iBeLink_BM-S1_Max_12TH_SC_3150W.webp?v=1792223629"},{"product_id":"goldshell-sc6-se-17-th-s","title":"Goldshell SC6 SE 17 TH\/s","description":"\u003cp\u003eThe Goldshell SC6 SE is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer Goldshell. At 17 TH\/s it draws roughly 3,330 W (195.9 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e17 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e195.9 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 80 dB – a machine for a workshop, garage, technical room or data centre.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"Goldshell","offers":[{"title":"In stock abroad \/ At home","offer_id":53058792751391,"sku":null,"price":400299.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058792784159,"sku":null,"price":316832.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/Goldshell_SC6_SE_17TH_SC_3330W.webp?v=1792223630"},{"product_id":"goldshell-sc5-pro-ii-14-th-s","title":"Goldshell SC5 Pro II 14 TH\/s","description":"\u003cp\u003eThe Goldshell SC5 Pro II is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer Goldshell. At 14 TH\/s it draws roughly 3,300 W (235.7 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e235.7 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 55 dB – quieter than typical industrial miners, but still better suited to a workshop, garage or technical room than a living room.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"Goldshell","offers":[{"title":"In stock abroad \/ At home","offer_id":53058794357023,"sku":null,"price":344199.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058794389791,"sku":null,"price":271257.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/Goldshell_SC5_Pro_II_14TH_SC_3300W.webp?v=1792223691"},{"product_id":"goldshell-sc5-pro-11-th-s","title":"Goldshell SC5 Pro 11 TH\/s","description":"\u003cp\u003eThe Goldshell SC5 Pro is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer Goldshell. At 11 TH\/s it draws roughly 2,820 W (256.4 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e11 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e256.4 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 55 dB – quieter than typical industrial miners, but still better suited to a workshop, garage or technical room than a living room.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"Goldshell","offers":[{"title":"In stock abroad \/ At home","offer_id":53058794422559,"sku":null,"price":270399.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058794455327,"sku":null,"price":212661.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/Goldshell_SC5_Pro_11TH_SC_2820W.webp?v=1792223692"},{"product_id":"goldshell-sc-lite-4-4-th-s","title":"Goldshell SC Lite 4.4 TH\/s","description":"\u003cp\u003eThe Goldshell SC Lite is an ASIC miner for the Blake2b-Sia algorithm from the manufacturer Goldshell. At 4.4 TH\/s it draws roughly 950 W (215.9 J\/TH). Originally a Siacoin machine – today it can also mine BTCB2 (Bitcoin BLAKE2b, a 2026 fork of Bitcoin). Switching between coins is just a matter of pool settings.\u003c\/p\u003e\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4.4 TH\/s on Blake2b-Sia\u003c\/strong\u003e – mines BTCB2 or Siacoin, whichever is more profitable at the moment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e215.9 J\/TH\u003c\/strong\u003e – efficiency is how miners are compared: it decides how much of the revenue is eaten by electricity.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNoise level around 55 dB – quieter than typical industrial miners, but still better suited to a workshop, garage or technical room than a living room.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eThings to keep in mind\u003c\/h3\u003e\u003cp\u003eBTCB2 is a young network: both difficulty and price can change quickly. The calculator on this page shows the current earnings based on today’s data – treat it as an estimate, not a promise.\u003c\/p\u003e","brand":"Goldshell","offers":[{"title":"In stock abroad \/ At home","offer_id":53058794520863,"sku":null,"price":166799.0,"currency_code":"CZK","in_stock":true},{"title":"In stock abroad \/ Hosted","offer_id":53058794553631,"sku":null,"price":133784.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/Goldshell_SC_Lite_4.4TH_SC_950W.webp?v=1792223694"},{"product_id":"goldshell-sc-box-ii-1-9-th-s","title":"Goldshell SC Box II","description":"\u003cp\u003e\u003cstrong\u003eGoldshell SC Box II\u003c\/strong\u003e is an air-cooled ASIC miner from Goldshell for Blake2b-Sia (BTCB2 and Siacoin). Hashrate 1.9 TH\/s, power draw 400 W, efficiency 210.5 J\/TH.\u003c\/p\u003e\u003cp\u003eWith a power draw of 400 W and noise of around 35 dB, you can run it at home – or in our hosting.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAlgorithm: Blake2b-Sia (BTCB2 and Siacoin)\u003c\/li\u003e\n\u003cli\u003eHashrate: 1.9 TH\/s\u003c\/li\u003e\n\u003cli\u003ePower draw: 400 W\u003c\/li\u003e\n\u003cli\u003eEfficiency: 210.5 J\/TH\u003c\/li\u003e\n\u003cli\u003eCooling: air\u003c\/li\u003e\n\u003cli\u003eNoise: approx. 35 dB\u003c\/li\u003e\n\u003cli\u003eCondition: new, manufacturer's warranty\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis model is not yet in our suppliers' price lists – we will confirm the price and delivery date on request. Specifications are based on manufacturer data; actual power draw may vary slightly by version and settings. You can estimate the indicative return at your electricity price with the calculator on this page.\u003c\/p\u003e","brand":"Goldshell","offers":[{"title":"1.9 TH\/s \/ At home","offer_id":53087260147999,"sku":null,"price":28199.0,"currency_code":"CZK","in_stock":true},{"title":"1.9 TH\/s \/ Hosted","offer_id":53087260180767,"sku":null,"price":22585.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0976\/4693\/6351\/files\/pcpraha-goldshell-sc-box-ii-1-9-th-s-1.jpg?v=1792582585"}],"url":"https:\/\/pcpraha.cz\/en\/collections\/asic-minery-btcb2.oembed","provider":"PCPRAHA","version":"1.0","type":"link"}