{"id":13331,"date":"2026-09-15T01:14:06","date_gmt":"2026-09-15T09:14:06","guid":{"rendered":"https:\/\/www.punkhash.com\/?post_type=product&#038;p=13331"},"modified":"2026-10-16T00:35:14","modified_gmt":"2026-10-16T08:35:14","slug":"bitmain-antminer-s21j-xp-hyd-495t-bitcoin-miner","status":"publish","type":"product","link":"https:\/\/www.punkhash.com\/es\/product\/bitmain-antminer-s21j-xp-hyd-495t-bitcoin-miner\/","title":{"rendered":"Miner de Bitcoin BITMAIN Antminer S21j XP Hyd 495T"},"content":{"rendered":"<h1>Miner de Bitcoin BITMAIN Antminer S21j XP Hyd 495T<\/h1>\n<h2>495 TH\/s Hydro-Cooled Bitcoin Mining at 12 J\/TH<\/h2>\n<p>The BITMAIN Antminer S21j XP Hyd 495T is a high-performance hydro-cooled SHA-256 ASIC miner designed for professional Bitcoin mining farms and high-density industrial deployments.<\/p>\n<p>Delivering 495 TH\/s of hashrate with a rated power consumption of 5940W, the S21j XP Hyd achieves an energy efficiency of approximately 12 J\/TH. Its hydro-cooling architecture helps maintain stable operating temperatures during continuous 24\/7 mining.<\/p>\n<h2>Caracter\u00edsticas principales<\/h2>\n<ul>\n<li>495 TH\/s rated hashrate<\/li>\n<li>5940W rated power consumption<\/li>\n<li>12 J\/TH energy efficiency<\/li>\n<li>SHA-256 mining algorithm<\/li>\n<li>Hydro-cooled thermal management<\/li>\n<li>380\u2013415V three-phase power input<\/li>\n<li>Ethernet network connection<\/li>\n<li>Designed for industrial mining farms<\/li>\n<li>Suitable for containerized hydro deployments<\/li>\n<\/ul>\n<h2>Especificaciones t\u00e9cnicas<\/h2>\n<table>\n<thead>\n<tr>\n<th>Especificaciones<\/th>\n<th>Value<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Fabricante<\/td>\n<td>BITMAIN<\/td>\n<\/tr>\n<tr>\n<td>Modelo<\/td>\n<td>Antminer S21j XP Hyd<\/td>\n<\/tr>\n<tr>\n<td>Hashrate<\/td>\n<td>495 TH\/s \u00b13%<\/td>\n<\/tr>\n<tr>\n<td>Consumo energ\u00e9tico<\/td>\n<td>5940W \u00b15%<\/td>\n<\/tr>\n<tr>\n<td>Energy Efficiency<\/td>\n<td>12 J\/TH \u00b15%<\/td>\n<\/tr>\n<tr>\n<td>Algoritmo<\/td>\n<td>SHA-256<\/td>\n<\/tr>\n<tr>\n<td>Mineable Coins<\/td>\n<td>BTC, BCH y BSV<\/td>\n<\/tr>\n<tr>\n<td>M\u00e9todo de refrigeraci\u00f3n<\/td>\n<td>Refrigeraci\u00f3n hidr\u00e1ulica<\/td>\n<\/tr>\n<tr>\n<td>Tensi\u00f3n de entrada<\/td>\n<td>380\u2013415V AC<\/td>\n<\/tr>\n<tr>\n<td>Frecuencia de entrada<\/td>\n<td>50\u201360Hz<\/td>\n<\/tr>\n<tr>\n<td>Maximum Input Current<\/td>\n<td>12A<\/td>\n<\/tr>\n<tr>\n<td>Network Connection<\/td>\n<td>Ethernet RJ45 10\/100 M<\/td>\n<\/tr>\n<tr>\n<td>Coolant Flow<\/td>\n<td>8\u201310L\/min<\/td>\n<\/tr>\n<tr>\n<td>Maximum Coolant Pressure<\/td>\n<td>\u22643,5 bar<\/td>\n<\/tr>\n<tr>\n<td>Miner Dimensions<\/td>\n<td>Approximately 410 \u00d7 170 \u00d7 209mm<\/td>\n<\/tr>\n<tr>\n<td>Packaged Dimensions<\/td>\n<td>Approximately 570 \u00d7 316 \u00d7 430mm<\/td>\n<\/tr>\n<tr>\n<td>Peso neto<\/td>\n<td>Approximately 13.1kg<\/td>\n<\/tr>\n<tr>\n<td>Gross Weight<\/td>\n<td>Approximately 15.4kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Performance values are typical ratings measured under specified conditions. Actual hashrate and power consumption may vary according to firmware, coolant temperature, operating mode and site conditions.<\/p>\n<h2>High-Density Hydro Mining<\/h2>\n<p>With 495 TH\/s from a single unit, the S21j XP Hyd allows mining operators to deploy substantial SHA-256 computing power within a limited physical footprint.<\/p>\n<p>Its 12 J\/TH efficiency makes it suitable for:<\/p>\n<ul>\n<li>New hydro-cooled Bitcoin mining farms<\/li>\n<li>Replacement of older S19 Hydro equipment<\/li>\n<li>Expansion of existing S21 Hydro fleets<\/li>\n<li>ANTSPACE and compatible container deployments<\/li>\n<li>Mining projects with limited electrical capacity<\/li>\n<li>Long-term fleet efficiency upgrades<\/li>\n<\/ul>\n<h2>Hydro-Cooling Requirements<\/h2>\n<p>The Antminer S21j XP Hyd does not use a conventional air-cooling system. It requires a properly engineered external liquid-cooling circuit.<\/p>\n<p>A complete deployment normally requires:<\/p>\n<ul>\n<li>Compatible hydro mining container or cooling cabinet<\/li>\n<li>Circulation pumps<\/li>\n<li>Heat exchanger, dry cooler or cooling tower<\/li>\n<li>Water treatment system<\/li>\n<li>Suitable coolant and piping<\/li>\n<li>Three-phase electrical distribution<\/li>\n<li>Network and monitoring infrastructure<\/li>\n<\/ul>\n<p>Recommended coolant flow is approximately 8\u201310L\/min per miner, with coolant pressure not exceeding 3.5 bar.<\/p>\n<h2>Electrical Requirements<\/h2>\n<p>The S21j XP Hyd requires a 380\u2013415V three-phase industrial power supply. It is not designed for connection to a standard residential electrical outlet.<\/p>\n<p>Before deployment, the transformer, circuit breakers, cables, connectors and power distribution system should be reviewed by a qualified electrical engineer.<\/p>\n<h2>Why Buy from PunkHash?<\/h2>\n<ul>\n<li>Hong Kong and international supply channels<\/li>\n<li>Pre-shipment visual and operating inspection<\/li>\n<li>Hashrate and machine-status verification<\/li>\n<li>Serial-number verification when available<\/li>\n<li>Miner and container compatibility support<\/li>\n<li>International logistics coordination<\/li>\n<li>Bulk-order and project pricing<\/li>\n<li>Mining containers, transformers and supporting equipment<\/li>\n<li>Complete mining infrastructure consultation<\/li>\n<\/ul>\n<h2>Preguntas frecuentes<\/h2>\n<h3>What is the hashrate of the S21j XP Hyd?<\/h3>\n<p>The rated hashrate is 495 TH\/s with a manufacturer tolerance of approximately \u00b13%.<\/p>\n<h3>How much power does it consume?<\/h3>\n<p>Rated power consumption is 5940W, with a typical manufacturer tolerance of approximately \u00b15%.<\/p>\n<h3>Can it operate without an external cooling system?<\/h3>\n<p>No. The miner requires a compatible hydro-cooling circuit, including coolant circulation and heat-dissipation equipment.<\/p>\n<h3>Can it run on residential electricity?<\/h3>\n<p>No. The machine requires a 380\u2013415V three-phase industrial power supply.<\/p>\n<h3>Which cryptocurrencies can it mine?<\/h3>\n<p>It supports the SHA-256 algorithm and can mine Bitcoin, Bitcoin Cash, Bitcoin SV and other compatible SHA-256 cryptocurrencies.<\/p>\n<h3>Is the hydro container included?<\/h3>\n<p>No. Unless specifically stated in the quotation, the miner price does not include a cooling container, cooling tower, transformer, piping or other site infrastructure.<\/p>\n<h2>Request a Quotation<\/h2>\n<p>Contact PunkHash for current availability, batch information, bulk pricing, international freight and complete hydro-mining deployment support.<\/p>\n<p>Compute the Future, Together.<\/p>","protected":false},"excerpt":{"rendered":"<p>Compra el minero de Bitcoin BITMAIN Antminer S21j XP Hyd 495T, con una potencia de 5940 W y una eficiencia de 12 J\/TH. Suministro desde Hong Kong y env\u00edo a todo el mundo.<\/p>","protected":false},"featured_media":13332,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[125],"product_tag":[],"class_list":["post-13331","product","type-product","status-publish","has-post-thumbnail","product_cat-bitmain","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product\/13331","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/comments?post=13331"}],"version-history":[{"count":1,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product\/13331\/revisions"}],"predecessor-version":[{"id":13333,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product\/13331\/revisions\/13333"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/media\/13332"}],"wp:attachment":[{"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/media?parent=13331"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product_brand?post=13331"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product_cat?post=13331"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.punkhash.com\/es\/wp-json\/wp\/v2\/product_tag?post=13331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}