Unleash the full potential of your Bitcoin mining rigs
Designed in-house by MARA and preloaded with MARA's proprietary firmware – MARAFW – MARA UCB 2100 is a replacement control board for Bitmain Antminers.
Improve profitability, efficiency, and stability. Upgrade to MARA UCB 2100 today and start mining like MARA.
More Than Just A Control Board
Unlock the hidden capabilities within your ASIC miners.
Level Up Your Mining Game
Boost hash rate. Auto-tune like never before. Overclock or underclock with the click of a button. MARAFW can take your mining game to the next level.
Integrate Seamlessly
Our control board supports some of the industry’s leading mining rigs. Simply swap your miner’s current control board and connect it to a mining pool of your choice.
Frequently Asked Questions
Everything you need to know about MARAFW
What is MARA UCB 2100?
MARA UCB 2100 is a replacement control board that comes preloaded with MARA’s proprietary firmware – MARAFW.
What are the benefits of upgrading to MARA UCB 2100?
MARA UCB 2100’s primary benefits come through MARAFW, which offers several key features to optimize Bitcoin miners: It increases hash rate while maintaining optimal efficiency, allows quick auto-tuning or manual customization of settings for targeted performance, and provides options for overclocking to boost bitcoin production or underclocking for peak efficiency. Additionally, MARAFW includes intelligent thermal protection to prevent overheating, thereby protecting the longevity of miners.
Which mining hardware does MARA UCB 2100 support?
MARA UCB 2100 supports a majority of Bitmain Antminer S19 and S21 series models. However, you should check your control board package for an accurate list of models supported by your board.firmware@mara.com
Supported Miners:
- S19J
- S19J Pro
- S19 XP
- S19J Pro +
- S19K Pro
- S21
- T21
What does the lifetime license offer?
You can purchase the MARA UCB 2100 with or without the Lifetime License (LTL). Opting for the standard offering without the license incurs a 2.0% developer fee, whereas the premium offering includes the LTL and carries no developer fees, for as long as you are using the control board.
Which mining pools is MARA UCB 2100 compatible with?
There are no limitations on which mining pools can be used with MARA UCB 2100. You can configure multiple pools using the MARAFW dashboard or using common mining management tools.
How do I install MARA UCB 2100?
Simply swap your miner’s current control board and connect it to a mining pool of your choice. If you have any questions, reach out to firmware@mara.com.
Ready to Mine Like MARA?
We're here to help. To schedule a call or a demo with MARA, complete this form.
Email: firmware@mara.com
Telegram: @MARAFW