Shenzhen Romanta Technology Co.,Ltd established in 2015, which is a professional technology company focused on design, R&D, production , and sales. After several years of rapid development, Romanta has specialized in blockchain miners, including Antminer ,Whatsminer,Avalon miner, Innosilicon miner, Aisen Miner, Cheetah miner and accessories for miner device.
We always focus on providing customers with high quality products, competitive prices and comprehensive services. Please feel free to contact us for details if you are interested in any of our products. 
Romanta still keep on moving forward, and bring more better and reliable products to our customers.
For bulk orders, please contact with us [email protected].
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Bitmain Antminer Blockchain Miners Store
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MARTECH DF1203812B2FN 12V 4.5A 7000RPM fan for Antminer S19kpro S21 S19jxp KS5pro AL1 AL1PRO S19jxp 7000RPM cooling fan
Mellanox ConnectX-5 VPI adapter card, EDR IB (100Gb/s) and 100GbE, dual-port QSFP28, PCIe3.0 x16, tall bracket, ROHS R6
Mellanox ConnectX-5 VPI adapter card, EDR IB (100Gb/s) and 100GbE, dual-port QSFP28, PCIe3.0 x16, tall bracket, ROHS R6
  • Connectors: QSFP28 / QSFP+ / QSFP
  • Features: Data Transfer Rate: 100 Gbps Data Link Protocol: 100 Gigabit Ethernet Connectivity Technology: Wired
  • Weight: 0.44
  • Model #: MCX556A-ECAT
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$790.00
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LSI Logic Controller Card 05-25699-00 9305-24i 24-Port SAS 12Gb/s pci-e 3.0
LSI 9305-24i x8 lane, PCIe 3.0 Full Height SAS SAS 9305 12 Gb/s SAS Host Bus Adapter
LSI 9305-24i x8 lane, PCIe 3.0 SAS SAS 9305 12 Gb/s SAS Host Bus Adapter
  • External Connectors: 24
  • Transfer Rate: Up to 12Gb/s
  • Part: 05-25699-00
  • Dimensions: 2.70" x 6.60" (H x W)
  • Model #: 05-25699-00
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$375.76
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MARTECH DF1203812B2UN 12V 2.7A 6000RPM cooling fan for Antminer L9, S21, T21, L7, S19 series miners
MARTECH DF1203812B2UN 12V 2.7A 6000RPM cooling fan for Antminer L9, S21, T21, L7, S19 series miners
$30.15
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Canaan Avalon Nano 3S 6Th/s 140W Home Bitcoin Miner
Canaan Avalon Nano 3S 6Th/s 140W Home Bitcoin Miner
$622.05
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Bitmain Antminer S19k Pro 120TH/S 2760W Bitcoin Miner with Power Supply
Bitmain Antminer S19k Pro 120TH/S 2760W Bitcoin Miner with Power Supply
$2,055.00
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Canaan Avalon Q 90Th/s 1674W Bitcoin Miner
Canaan Avalon Q 90Th/s 1674W Bitcoin Miner
$2,738.35
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LSI MegaRAID LSI00295 (9266-8i SGL) PCI-Express 2.0 x8 Low Profile SATA / SAS RAID Controller - Single--Avago Technologies
LSI MegaRAID LSI00295 (9266-8i SGL) PCI-Express 2.0 x8 Low Profile SATA / SAS RAID Controller - Single--Avago Technologies
  • Internal Connectors: 2 x SFF-8087 mini-SAS
  • Transfer Rate: Up to 6Gb/s
  • RAID: RAID 0/1/5/6/10/50/60
  • Cache Memory: 1 GB 1333MHz DDRIII SDRAM
  • Model #: LSI00295
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$214.39
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LSI MegaRAID LSI00330 (9271-8i) PCI-Express 3.0 x8 SATA / SAS RAID Controller - Single--Avago Technologies
LSI MegaRAID LSI00330 (9271-8i) PCI-Express 3.0 x8 SATA / SAS RAID Controller - Single
  • Internal Connectors: 2 x SFF-8087 mini-SAS
  • Transfer Rate: Up to 6Gb/s
  • RAID: RAID 0/1/5/6/10/50/60
  • Cache Memory: 1GB 1333 MHz DDRIII SDRAM
  • Model #: LSI00330
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$156.06
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LSI MegaRAID SAS 9280-4i4e 6Gb/s PCI-Express 2.0 w/ 512MB onboard memory RAID Controller Card, Single--Avago Technologies
LSI LSI00209 PCI-Express 2.0 x8 SATA / SAS MegaRAID SAS 9280-4i4e SGL
  • External Connectors: 1 x SFF-8088 mini-SAS
  • Internal Connectors: 1 x SFF-8087 mini-SAS
  • Transfer Rate: Up to 6Gb/s
  • RAID: RAID 0/1/5/6/10/50/60
  • Model #: LSI00209
  • Return Policy: View Return Policy
$395.15
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LSI MegaRAID Internal SAS 9265-8i 6Gb/s Dual Core ROC w/ 1GB cache memory RAID Controller Card, Kit
LSI MegaRAID Internal SAS 9265-8i 6Gb/s Dual Core ROC w/ 1GB cache memory RAID Controller Card, Kit
  • Internal Connectors: 2 x SFF-8087 mini-SAS
  • Transfer Rate: Up to 6Gb/s
  • RAID: RAID 0/1/5/6/10/50/60
  • Cache Memory: 1GB DDRIII
  • Model #: LSI00278
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$262.12
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LSI 9300-4i4e PCI-Express 3.0 SATA / SAS 4-Port Int, 4-Port Ext SAS3 12Gb/s HBA - Single--Avago Technologies
LSI 9300-4i4e PCI-Express 3.0 SATA / SAS 4-Port Int, 4-Port Ext SAS3 12Gb/s HBA - Single
  • External Connectors: 1 x SFF-8644 mini-SAS HD
  • Internal Connectors: 1 x SFF-8643 mini-SAS HD
  • Transfer Rate: Up to 12Gb/s
  • Part: LSI00348
  • Model #: LSI00348
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$178.79
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Spot Sell Antminer S19k Pro 120T 2760W Bitcoin Miner BCH Profitable Mining Machine Bitmain Asic Miner
Spot Sell Antminer S19k Pro 120T 2760W Bitcoin Miner BCH Profitable Mining Machine Bitmain Asic Miner
  • Crypto Algorithm: Sha256
  • Compatible Currency: BTC/BCH
  • Hashrate: 120Th/s
  • Noise level: 75db
  • Model #: APRenaS19Kpro120T
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$2,055.00
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New Antminer S19 82T Asic Miner 2829W SHA256 Bitcoin BTC Miner with Power Supply
New Antminer S19 82T Asic Miner 2829W SHA256 Bitcoin BTC Miner with Power Supply
  • Crypto Algorithm: SHA256
  • Compatible Currency: BTC
  • Hashrate: 82Th/s
  • Network Connection: RJ45 Ethernet 10/100M
  • Model #: SMTIESBHBJGBD0110
  • Return Policy: View Return Policy
$1,999.00
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LSI SATA / SAS 9212-4i4e 6Gb/s PCI-Express 2.0 RAID Controller Card, Single--Avago Technologies
LSI LSI00192 x4 lane PCI Express 2.0 SATA / SAS 9212-4i4e Single Pack
  • External Connectors: 1 x SFF-8088 mini-SAS
  • Internal Connectors: 4 x SATA
  • Transfer Rate: Up to 6Gb/s
  • RAID: RAID 0/1/1E/10E
  • Model #: LSI00192
  • Item #: 9SIB3FAKP26433
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$227.27
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New Goldshell CK LITE Miner CKB Miner Machine 6.3TH/s 1200W Nervous Network Miner Better than CK BOX / CK5 / CK6
New Goldshell CK LITE Miner CKB Miner Machine 6.3TH/s 1200W Nervous Network Miner Better than CK BOX / CK5 / CK6
  • Hashrate: 6.3TH/s
  • Noise level: 50dB
  • Power Consumption: 1200W
  • Model #: CKLITE0908
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$1,560.00
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LSI Logic Accessory 05-50039-00 CacheVault Accessory for 9460/9480 Series
LSI Logic Accessory 05-50039-00 CacheVault Accessory for 9460/9480 Series
$193.33
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PCIe x8 to 24 Port SFF-8087 12Gb/s Expansion Card-Compatible for SAS 9305-24I