Bitmain Antminer L11 Pro 21Gh/s 3612W Litecoin Dogecoin Miner

Bitmain Antminer L11 Pro (21Gh) – Premium Scrypt Miner for DOGE, LTC & BEL
21Gh/s Hashrate • 0.172 J/Mh Efficiency • Air-Cooled Reliability
The Bitmain Antminer L11 Pro (21Gh) sets a new standard for Scrypt mining, delivering 21Gh/s hashrate at just 3612W power consumption—achieving an industry-leading 0.172 J/Mh efficiency. Optimized for Dogecoin (DOGE), Litecoin (LTC), and BEL (BELLS), this air-cooled ASIC miner outperforms previous models with higher profitability and lower operational costs, making it the ultimate choice for mining farms and ROI-driven professionals.
Why Upgrade to the L11 Pro?
✔ 21Gh/s Hashrate – 5% faster than L11 (20Gh) for increased block rewards.
✔ Unmatched Efficiency – 0.172 J/Mh reduces power costs by 7% vs. L11 (0.184 J/Mh).
✔ 24/7 Industrial Operation – Dual-fan cooling sustains performance in 5°C–40°C (41°F–104°F) environments.
✔ Future-Proof ROI – Dominates Scrypt mining with 4x better efficiency than GPU alternatives.
Specifications of Antminer L11 Pro



Manufacturer
Bitmain


Model
Antminer L11 Pro


Release
Sep 2025


Hashrate, Th/s
21Gh/s


Power on wall @25°C, Watt
3612W


Power efficiency on wall @25°C, J/Mh
0.172j/Mh


Noise Level
75db


Cooling
Fans（4）


Algorithm | Cryptocurrency
Scrypt algorithm | LTC | DOGE | BEL



Detailed Characteristics
Power Supply



Power supply AC Input voltage range V
220~277V AC


Power supply AC Input Frequency Range, Hz
50Hz/60Hz


Power Cable, A
20A



Hardware Configuration



Networking connection mode
RJ45 Ethernet 10/100M


Miner Size (Length*Width*Height, w/o package),mm
400 x 195 x 290mm


Server size (length*width*height, with package), mm
570 x 316 x 430mm


Net weight, kg
15.8


Gross weight, kg
17.8



Environment Requirements



Operation temperature,°C
0 – 75 °C


Storage temperature,°C
-10~70°C


Operation humidity(non-condensing) , RH
10 – 90 %


Operation altitude, m
≤2000


Warranty
180 days



 
 

 
Additional Information
丨Buying guide
1. Antminer S21+ 235Th/s prices do not include shipping, customs fees, and taxes, for some countries, we can provide low-price declaration as well as DDP service.
2. Product display is for reference only, the actual shipping version may change due to manufacturer updates.
3. X-ON MINING protects customer information, ensures the safety of customer transactions, and has cooperated with asicminervalue, asicminercompare, asicprices and other brands, with a high degree of reliability.
丨Shipping details
1. We will arrange the delivery of full payment orders according to the principle of payment order.
2. For pre-order orders, subject to the factory delivery date, X-ON MINING will inform the customer in time and follow up on the order at any time.
3. Need to buy additional power supply, chassis, water cooling air cooling system, please contact our salesman for detailed communication.
4. We provide verified video before delivery to ensure the normal operation of the machine.
丨Warranty
1. For different mining machines, Bitmain offers different warranty periods, which can be viewed in the repair guide.
2. In warranty time, the customer bears the postage to send back, Bitmain bears the postage to send back to the customer;
For machines outside the warranty, the customer needs to pay for maintenance and postage, machines paid on arrival will be rejected.
3. Do not assemble the faulty computing plate of multiple mining machines into one mining machine for maintenance.
4. Under normal circumstances, the maintenance cycle is about one week to complete the repair and return.
5. See the full list of terms at https://service.bitmain.com/support/terms