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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].READ MORE
Bitmain Antminer Blockchain Miners Store
  • 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
MARTECH DF1203812B2FN 12V 4.5A 7000RPM fan for Antminer S19kpro S21 S19jxp KS5pro AL1 AL1PRO S19jxp 7000RPM cooling fan
$30.15
Free Shipping
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
  • Return Policy: View Return Policy
$790.00
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LSI Logic Controller Card 05-25699-00 9305-24i 24-Port SAS 12Gb/s pci-e 3.0
(1)
LSI Logic Controller Card 05-25699-00 9305-24i 24-Port SAS 12Gb/s pci-e 3.0
$301.52
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LSI 9305-24i x8 lane, PCIe 3.0 Full Height SAS SAS 9305 12 Gb/s SAS Host Bus Adapter
(7)
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
  • Return Policy: View Return Policy
$375.76
Free Shipping
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
Free Shipping
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
(8)
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
  • Return Policy: View Return Policy
$214.39
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LSI MegaRAID LSI00330 (9271-8i) PCI-Express 3.0 x8 SATA / SAS RAID Controller - Single--Avago Technologies
(5)
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
  • Return Policy: View Return Policy
$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
(20)
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
  • Return Policy: View Return Policy
$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
(15)
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
  • Return Policy: View Return Policy
$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
  • Return Policy: View Return Policy
$2,055.00
Free Shipping
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
(10)
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
  • Return Policy: View Return Policy
$227.27
Free Shipping
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
  • Return Policy: View Return Policy
$1,560.00
Free Shipping
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
Free Shipping
PCIe x8 to 24 Port SFF-8087 12Gb/s Expansion Card-Compatible for SAS 9305-24I
PCIe x8 to 24 Port SFF-8087 12Gb/s Expansion Card-Compatible for SAS 9305-24I
$406.06
Free Shipping
Juniper Networks EX2300 Switch, Compact Fanless 12-port 10/100/1000BASE-T, 2 x 1/10GbE SFP/SFP+ (optics sold separately) | EX2300-C-12T
Juniper Networks EX2300 Switch, Compact Fanless 12-port 10/100/1000BASE-T, 2 x 1/10GbE SFP/SFP+ (optics sold separately) | EX2300-C-12T
  • Brand: Juniper Networks, Inc.
  • Series: EX2300-C
  • Part Number: EX2300-C-12T
  • Format: Desktop
  • Model #: EX2300-C-12T
  • Return Policy: View Return Policy
$567.12
Free Shipping
New Goldshell Mini Doge Pro LTC & Doge Miner With Power Supply 205MH/s 220W Super Slience Home Mining machine
New Goldshell Mini Doge Pro LTC & Doge Miner With Power Supply 205MH/s 220W Super Slience Home Mining machine
$741.00
Free Shipping
New Bitmain Antminer S19k pro 120T SHA-256 BTC Miner
New Bitmain Antminer S19k pro 120T SHA-256 BTC Miner
$2,055.00
Free Shipping
LSI Logic Controller Card 05-25708-00 9361-16i 16 Port MegaRAID PCIe 3.0 12Gb/s SAS
LSI Logic Controller Card 05-25708-00 9361-16i 16 Port MegaRAID PCIe 3.0 12Gb/s SAS
  • Internal Connectors: 4 x SFF-8643 mini-SAS HD
  • Transfer Rate: Up to 12Gb/s
  • Cache Memory: 2GB 1866 MHz DDR3 SDRAM
  • Package Contents: MegaRAID SAS 9361-16i, QIG, LP bracket
  • Model #: 05-25708-00
  • Return Policy: View Return Policy
$1,645.45
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Axiom 1000BASE-BX40-U SFP Transceiver for Juniper - EX-SFP-GE40KT13R15
Axiom 1000BASE-BX40-U SFP Transceiver for Juniper - EX-SFP-GE40KT13R15
  • Device Type: Transceiver
  • Wavelength: TX-1310nm / RX-1550nm
  • Fiber Cable: Single-mode Optical Fiber
  • Max Distance: 40km
  • Model #: EX-SFP-GE40KT13R15AX
  • Item #: 9SIB3FAKGF5053
  • Return Policy: View Return Policy
$408.22
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GT Miner V66 600Mh/s 390W 6G EtHash Algorithm Server GT Miner V66 ETC ETHW Mining
GT Miner V66 600Mh/s 390W 6G EtHash Algorithm Server GT Miner V66 ETC ETHW Mining
$2,115.00
Free Shipping
Juniper Networks EX Series EX2300-24P - switch - 24 ports - managed - rack-mountable
Juniper Networks EX Series EX2300-24P - switch - 24 ports - managed - rack-mountable
$1,643.82
Free Shipping
Bitmain Antminer S19 Pro 110Th 3250W BTC Bitcoin Miner, in Stock BTC Asic mining Machine with PSU
Bitmain Antminer S19 Pro 110Th 3250W BTC Bitcoin Miner, in Stock BTC Asic mining Machine with PSU
$3,422.00
Free Shipping
Antminer E9Pro 3680MH/s Bitmain Crypto ETC ETHf ETHw Mining Machine Asic Miner E9pro
Antminer E9Pro 3680MH/s Bitmain Crypto ETC ETHf ETHw Mining Machine Asic Miner E9pro
$3,099.00
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iPollo V1 Mini 300MH/240 Watt,ETC Miner, 6GB RAM, Wi-Fi,
iPollo V1 Mini 300MH/240 Watt,ETC Miner, 6GB RAM, Wi-Fi,
$899.00
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Juniper Networks EX3400-24T Ethernet Switch, 24 Ports
Juniper Networks EX3400-24T Ethernet Switch, 24 Ports
  • Switch Type: Ethernet Switch
  • Format: Rackmount
  • Primary Ports: 24 x Gigabit Ethernet Network 4 x 10 Gigabit Ethernet Expansion Slot 2 x 40 Gigabit Ethernet Uplink
  • Jumbo Frames: 9216 bytes
  • Model #: EX3400-24T
  • Return Policy: View Return Policy
$1,501.37
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LSI Logic MegaRAID 9460-16i 16Port 12Gb/s SAS/SATA PCI Express3.1 (05-50011-00)
LSI Logic MegaRAID 9460-16i 16Port 12Gb/s SAS/SATA PCI Express3.1 (05-50011-00)
$1,042.42
Free Shipping
117 Electrician's Digital Multimeter with Non-Contact Voltage
117 Electrician's Digital Multimeter with Non-Contact Voltage
$323.29
Free Shipping
Mellanox ConnectX-6 VPI 200Gb/s InfiniBand & Ethernet Adapter Card
Mellanox ConnectX-6 VPI 200Gb/s InfiniBand & Ethernet Adapter Card
$1,927.40
Free Shipping
LSI 05-25420-08 Logic MegaRAID SAS SAS 9361-8i SAS Controller
LSI 05-25420-08 Logic MegaRAID SAS SAS 9361-8i SAS Controller
$151.50
Free Shipping
Juniper EX4300-48T EX4300-48T Ethernet Switch
Juniper EX4300-48T EX4300-48T Ethernet Switch
$4,106.85
Free Shipping
Juniper Networks - EX3400-48P - Juniper EX3400-48P Layer 3 Switch - 48 Ports - Manageable - 3 Layer Supported - Modular
Juniper Networks - EX3400-48P - Juniper EX3400-48P Layer 3 Switch - 48 Ports - Manageable - 3 Layer Supported - Modular
$1,641.10
Free Shipping
Juniper Networks - EX3400-24P - Juniper EX3400-24P Layer 3 Switch - 24 Ports - Manageable - 3 Layer Supported - Modular
Juniper Networks - EX3400-24P - Juniper EX3400-24P Layer 3 Switch - 24 Ports - Manageable - 3 Layer Supported - Modular
$1,361.64
Free Shipping
Juniper EX3400-48T-DC EX3400-48T-DC Layer 3 Switch
Juniper EX3400-48T-DC EX3400-48T-DC Layer 3 Switch
$3,300.00
Free Shipping
iPollo V1 Mini SE Miner 200MH/s 116W Crypto ETC, ZIL, QKC, WiFi Version with PSU
(1)
iPollo V1 Mini SE Miner 200MH/s 116W Crypto ETC, ZIL, QKC, WiFi Version with PSU
$848.00
Free Shipping
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