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The Urlacher: Revolutionizing Bitcoin Mining with 120V Power and Space Heating

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Bitcoin mining has long been synonymous with hefty power requirements and industrial-grade setups, often making it a challenge for home enthusiasts to participate without significant modifications or investments. The conventional 220V power systems used by high-performance ASIC miners like the Antminer S19 series limit accessibility, especially in regions where 110V power is standard. This scenario leaves a gap for home miners who seek efficiency and practicality without needing a complete overhaul of their electrical systems.

Enter The Urlacher—a groundbreaking innovation designed by AltairTech and manufactured and distributed in Canada by D-Central Technologies. Named after the pioneering LuxOS engineer David Urlacher, this device is set to transform the landscape of home Bitcoin mining. The Urlacher harnesses the power of a full S19k Pro 115T ASIC miner, yet uniquely operates on 110V power, making high-performance mining feasible for home users across the US and other 110V regions. This collaboration blends AltairTech’s cutting-edge design with D-Central Technologies’ manufacturing excellence, delivering a solution that combines robust mining capabilities with the convenience of a space heater, all powered by standard household outlets.

What is The Urlacher?

The Urlacher is a revolutionary Bitcoin mining device designed to bridge the gap between industrial-grade performance and home mining accessibility. Named after David Urlacher, a distinguished engineer at LuxOS who first conceived this configuration, The Urlacher embodies innovation and practicality for everyday miners.

David Urlacher, a pioneering LuxOS engineer, developed the concept of modifying high-performance ASIC miners to run efficiently on 110V power. His ingenuity inspired the creation of The Urlacher, which simplifies and enhances the home mining experience without compromising on power or efficiency.

Central to The Urlacher’s design is the Loki Kit, a transformative tool that enables S19 and S21 series miners to operate on 110V power. This kit plays a crucial role in adapting these powerful devices for home use, allowing miners to tap into professional-grade hashing power using standard household electrical outlets.

Key Features

  • 110V Power Compatibility: The Urlacher is engineered to run on 110V power, making it accessible for home miners in regions where this voltage is standard. This eliminates the need for extensive electrical modifications, simplifying the setup process.
  • Triple Hashboard Design: Unlike other modified miners that might limit functionality, The Urlacher retains the full capacity of its triple hashboards. This design ensures robust mining performance, delivering impressive hash rates even at lower power levels.
  • Dual-Purpose Functionality: Beyond its mining capabilities, The Urlacher also functions as an efficient space heater. This dual-purpose design maximizes utility, especially in colder climates, by providing both cryptocurrency mining and home heating solutions.

The Urlacher represents a significant leap forward in the accessibility and versatility of Bitcoin mining, bringing professional-level performance to the comfort of your home.

Technical Specifications

The Urlacher series stands out with its impressive technical specifications, designed to deliver top-notch performance while operating on 110V power. Here’s a detailed look at the specs for the Urlacher S19k Pro and S21 models:

The Urlacher S19k Pro:

  • Hash Rate: 56 TH/s
  • Power Consumption: 1200 Watts
  • Efficiency: 23 J/TH
  • Noise Level: 53 dB
  • Dimensions: Compact design suitable for home use
  • Weight: Lightweight for easy setup and portability

The Urlacher S21:

  • Hash Rate: 63 TH/s
  • Power Consumption: 1200 Watts
  • Efficiency: 19.05 J/TH
  • Noise Level: 53 dB
  • Dimensions: Compact and optimized for efficient space usage
  • Weight: Easily manageable for various home environments

Comparison of Models:

  • Hash Rates: The S21 model offers a higher hash rate at 63 TH/s compared to the S19k Pro’s 56 TH/s, providing more mining power for users seeking maximum output.
  • Power Consumption: Both models consume the same amount of power (1200 Watts), maintaining an efficient balance between performance and energy use.
  • Efficiency: The S21 model edges out with a better efficiency rate of 19.05 J/TH, compared to the S19k Pro’s 23 J/TH, making it slightly more energy-efficient per terahash.
  • Noise Levels: Both models operate at a low noise level of 53 dB, suitable for residential settings without causing significant disturbance.

LuxOS Firmware: The Urlacher series runs on the advanced LuxOS firmware, offering several benefits that enhance the overall mining experience:

  • Optimized Performance: LuxOS is designed to maximize the performance of ASIC miners, ensuring stable and efficient operation.
  • User-Friendly Interface: The firmware provides an intuitive and easy-to-navigate interface, making it accessible even for those new to Bitcoin mining.
  • Energy Management: LuxOS includes features for managing power consumption effectively, helping users maintain efficiency and control operational costs.
  • Customization: Users can tweak and customize settings to suit their specific mining needs, providing flexibility and control over the mining process.

The Urlacher, with its combination of high performance, energy efficiency, and user-friendly firmware, is an excellent choice for home miners looking to leverage the power of professional-grade mining equipment in a residential environment.

Advantages of The Urlacher

Accessibility: The Urlacher’s compatibility with 110V power is a game-changer for home miners. Traditional ASIC miners often require 220V power, limiting their use to industrial settings or necessitating extensive electrical modifications for home use. The Urlacher, however, operates seamlessly on standard 110V household outlets. This accessibility means that more users can participate in Bitcoin mining without the need for specialized electrical infrastructure, making the process more inclusive and convenient for everyday enthusiasts.

Dual-purpose Functionality: One of the standout features of The Urlacher is its dual-purpose functionality. Not only does it serve as a powerful Bitcoin miner, but it also functions as an efficient space heater. This versatility is particularly beneficial in colder climates, where the heat generated from mining can be repurposed to warm living spaces, thereby providing added value and utility. This dual functionality maximizes the device’s return on investment by addressing two needs simultaneously—cryptocurrency mining and home heating.

Energy Efficiency: The Urlacher strikes an impressive balance between performance and energy consumption. Both the S19k Pro and S21 models are designed to deliver high hash rates while maintaining efficient power usage. With power consumption rates of 1200 Watts and efficiencies of 23 J/TH and 19.05 J/TH respectively, The Urlacher ensures that users can achieve significant mining output without excessive energy costs. This balance of efficiency not only reduces operational expenses but also makes the mining process more environmentally friendly.

Ease of Use: The Urlacher is engineered for simplicity and minimal modifications, making it accessible even for those with limited technical expertise. Setting up The Urlacher involves straightforward steps: plug it into a 110V power socket, configure the Wi-Fi and pool credentials, and start mining within minutes. The included components, such as the custom-designed, 3D-printed PSU holder, further simplify the installation process. Users do not need to disassemble the miner or perform complex adjustments, ensuring a hassle-free setup. This ease of use encourages broader adoption and allows more people to engage in Bitcoin mining with minimal effort.

The Urlacher, with its innovative design and user-centric features, offers a practical and efficient solution for home Bitcoin mining, making it an appealing choice for enthusiasts and professionals alike.

Setting Up The Urlacher

Step-by-Step Guide on Setting Up The Urlacher for Home Mining:

  1. Unbox The Urlacher:
    • Carefully unpack The Urlacher and its components, ensuring all parts are present, including the miner, power supply unit (PSU), and necessary cables.
  2. Position the Miner:
    • Place The Urlacher in a well-ventilated area to ensure effective heat dissipation. Avoid enclosed spaces to maintain optimal performance and safety.
  3. Connect the Power:
    • Plug the provided power cord into the PSU and connect it to a standard 110V household outlet. Ensure a secure and stable connection to avoid any power issues.
  4. Connect to the Internet:
    • Insert the Wi-Fi dongle into the designated port on the miner. If using a wired connection, plug the Ethernet cable into the miner and your router.
  5. Power On the Miner:
    • Turn on The Urlacher by flipping the power switch on the PSU. The miner should start booting up, indicated by the lights and fan activity.
  6. Access the Miner’s Interface:
    • Open a web browser on a device connected to the same network as the miner. Enter the miner’s IP address, which can be found using a network scanning tool or the router’s admin interface.
  7. Log In to the Interface:
    • Enter the default login credentials (typically provided in the user manual). Change the default password after the first login for security purposes.
  8. Set Up Wi-Fi/Pool Credentials:
    • Navigate to the network settings in the miner’s interface and select your Wi-Fi network. Enter the Wi-Fi password to connect the miner to the internet.
    • Go to the mining pool settings and enter your pool credentials. Ensure the pool address, username, and password are correctly entered.
  9. Start Mining:
    • Save the settings and reboot the miner if necessary. Once connected to the pool and network, The Urlacher will start mining automatically. Monitor the miner’s performance through the interface.

Tips on Setting and Starting the Miner:

  • Wi-Fi Configuration: Ensure a strong and stable Wi-Fi signal to prevent connectivity issues. Position the miner closer to the router if necessary.
  • Pool Credentials: Double-check the pool URL, username, and password to avoid any typos that could prevent the miner from connecting properly.
  • Firmware Updates: Check for any firmware updates available for LuxOS and apply them to ensure optimal performance and security.

Overview of the Conversion Kit for Existing S19/S21 Miners:

For users looking to convert their existing S19 or S21 miners into a 110V compatible unit, The Urlacher Conversion Kit provides everything needed for a quick and efficient transformation:

  1. Kit Components:
    • Amlogic Loki Kit: Essential for adapting the miner to 110V power.
    • APW3++ PSU: A robust power supply unit designed to handle the 110V conversion.
    • Urlacher Plastic Case: Custom-designed case to house the PSU and secure all connections.
    • Cables and Connectors: Includes 4 AWG copper cables with ring terminals, M4 bolts, wingnuts, control board power cable with connector, and a Nema 5-15P to IEC C13 power cord.
    • Vonets WiFi Dongle: For wireless internet connectivity.
  2. Conversion Process:
    • Disassembly: Remove the existing PSU and disconnect any internal cables from the S19 or S21 miner.
    • Installation: Attach the new APW3++ PSU and connect it using the provided cables and connectors. Secure the PSU in the Urlacher plastic case.
    • Connection: Plug in the power cord, connect the Wi-Fi dongle, and follow the steps to set up the miner as described above.
  3. Final Steps:
    • Configuration: Access the miner’s interface, set up the Wi-Fi and pool credentials, and start mining.
    • Safety Check: Ensure all cables are securely connected and the case is properly closed to prevent any safety hazards.

By following these steps and tips, users can easily set up The Urlacher or convert their existing miners, enabling efficient Bitcoin mining with the added benefit of home heating.

Performance and Profitability

The Urlacher is designed to provide robust mining performance while operating on 110V power, making it a highly efficient option for home miners. Here’s a breakdown of the expected daily income and profitability:

  • Daily Income: On average, The Urlacher can generate approximately $3.25 in daily income, depending on the current Bitcoin price and mining difficulty.
  • Daily Profit: After accounting for electricity costs, which are typically around $0.08 per kWh, the daily profit can be approximately $0.85. This profitability can vary based on local electricity rates and other operational costs.

Comparison with Traditional 220V Miners:

When compared to traditional 220V miners, The Urlacher offers several advantages and some trade-offs:

  • Accessibility: Traditional 220V miners require a more complex electrical setup, often limiting their use to industrial settings. The Urlacher, on the other hand, runs on standard 110V power, making it accessible to home miners without the need for extensive electrical modifications.
  • Performance: While traditional 220V miners might offer slightly higher hash rates, The Urlacher maintains competitive performance with its 56 TH/s and 63 TH/s models. The efficiency per terahash is comparable, ensuring that home miners can achieve significant mining output.
  • Ease of Use: The Urlacher’s plug-and-play design simplifies the setup process, whereas traditional 220V miners often require more technical expertise and time to set up.
  • Cost Efficiency: The Urlacher reduces the need for additional infrastructure costs associated with 220V power setups, making it a cost-effective option for small-scale miners.

Discussion on Noise Levels and Operational Efficiency:

  • Noise Levels: The Urlacher operates at a noise level of approximately 53 dB, making it suitable for residential environments. This noise level is comparable to that of a quiet office, ensuring minimal disruption in a home setting. During booting or reboots, the noise level can briefly increase, but it remains within a manageable range.
  • Operational Efficiency: The Urlacher is designed for optimal energy efficiency, balancing performance with power consumption. The S19k Pro model operates at 23 J/TH, while the S21 model boasts an efficiency of 19.05 J/TH. This efficient use of power ensures that miners can achieve high hash rates without incurring excessive energy costs.
  • Dual-Purpose Functionality: In addition to mining, The Urlacher doubles as a space heater, providing added value during colder months. This dual-purpose design not only enhances its utility but also contributes to overall energy savings by repurposing the heat generated during mining.

In summary, The Urlacher offers a compelling blend of accessibility, performance, and efficiency for home miners. Its ability to run on 110V power, combined with competitive hash rates and low noise levels, makes it an attractive option for those looking to enter the Bitcoin mining space without the need for industrial-grade power setups.


The Urlacher stands out as a revolutionary solution in the Bitcoin mining landscape, combining accessibility, efficiency, and dual-purpose functionality. Designed to run on standard 110V power, The Urlacher eliminates the need for complex electrical modifications, making it an ideal choice for home miners. Its impressive hash rates, energy-efficient performance, and low noise levels ensure a seamless mining experience without sacrificing comfort or convenience.

Moreover, The Urlacher’s dual-purpose design, serving as both a high-performance miner and an effective space heater, maximizes utility and return on investment. This innovative approach not only enhances mining efficiency but also provides practical benefits during colder months, making it a versatile addition to any home setup.

Home miners looking for a powerful yet accessible mining solution should seriously consider The Urlacher. Its ease of use, robust performance, and cost-effectiveness make it a compelling option for those seeking to enter or expand their presence in the Bitcoin mining space.

For more information and to purchase The Urlacher, visit D-Central Technologies. Embrace the future of home Bitcoin mining with The Urlacher and start maximizing your mining potential today.


What is The Urlacher?

The Urlacher is a revolutionary Bitcoin mining device designed to operate on 110V power, making high-performance mining accessible for home users. It is named after LuxOS engineer David Urlacher and offers dual functionality as both a miner and a space heater.

Who designed The Urlacher?

The Urlacher was designed by AltairTech and is manufactured and distributed by D-Central Technologies in Canada. It is inspired by the innovative work of David Urlacher, a LuxOS engineer.

What makes The Urlacher different from traditional ASIC miners?

The Urlacher can run on standard 110V household power, unlike traditional high-performance ASIC miners that require a 220V setup. It also retains full capacity with a triple hashboard design and functions as a space heater.

What are the technical specifications of The Urlacher?

The Urlacher comes in two models: the S19k Pro with a hash rate of 56 TH/s and power consumption of 1200 Watts, and the S21 with a hash rate of 63 TH/s and the same power consumption, both featuring efficient operation and low noise levels.

How does The Urlacher benefit home miners?

It provides an accessible, efficient mining solution that operates on standard 110V power, reducing the need for electrical modifications. Its dual-purpose functionality offers additional value as a space heater.

Can existing S19 or S21 miners be converted to use The Urlacher’s technology?

Yes, with The Urlacher Conversion Kit, existing S19 or S21 miners can be adapted to run on 110V power, using components like the Amlogic Loki Kit and a custom-designed PSU housing.

What are the daily income and profitability like for The Urlacher?

The daily income averages around $3.25, with potential daily profit after electricity costs estimated at $0.85, depending on the current Bitcoin price, mining difficulty, and local electricity rates.

How does The Urlacher compare to traditional 220V miners in terms of noise and efficiency?

The Urlacher operates at a noise level of about 53 dB, comparable to a quiet office, and is designed for optimal energy efficiency with performance balanced against power consumption.

Where can more information or purchases of The Urlacher be made?

For more information or to purchase The Urlacher, visit D-Central Technologies’ website. This innovative mining solution is ideal for home miners seeking performance without the need for industrial-grade power setups.

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