FAQ
Register and Login
Why can't I receive the verification code when I register?
Please check your inbox and spam folder after requesting the
verification code. If you still haven't received it, contact
Mining US at info@miningus.io.
Why can't I log in? I've already registered on the website.
Make sure you are using the email address associated with your
account. You can also use the password reset option or contact
Mining US support for assistance.
Order and Processing
How can I place an order?
Select your mining equipment on MiningUS.io, add it to your
cart and complete checkout. For bulk orders, special
configurations or assistance, contact our sales team.
Can I get a discount?
Mining US may offer promotional pricing and volume discounts
on selected products. Contact our sales team for current
pricing and bulk-order quotations.
Can I pick-up the machine by myself?
Pickup availability depends on the product and warehouse
location. Contact Mining US before ordering to confirm whether
pickup can be arranged.
Can I visit your warehouse before placing an order?
Warehouse or facility visits may be available by appointment.
Contact Mining US in advance so our team can confirm the
available options.
How can I track my order?
Tracking information will be provided after your order has
shipped. You may also contact Mining US with your order number
for an update.
Will the price of miners fluctuate frequently?
Yes. Miner pricing can change according to manufacturer
pricing, market conditions, cryptocurrency prices, demand and
available inventory.
Can you fill in the declared amount according to my request?
Customs documentation must comply with applicable regulations.
Contact Mining US before shipment if you have questions
regarding declared values or shipping documentation.
Payment & Refund
What payment methods do you accept?
Available methods may include cryptocurrency and bank transfer.
Always use payment information published or verified through
official Mining US channels.
Can I pay for my order in installments?
Payment terms depend on the product and order type. Contact
Mining US for the payment requirements applicable to your
order.
Can I cancel my order after payment?
Cancellation eligibility depends on the order status and
product. Contact Mining US immediately if you need to request
a cancellation.
Can I make offline payments?
Approved offline payment arrangements may be available.
Always verify the receiving account against the official
payment information on MiningUS.io before transferring funds.
Can I make payment in a currency other than US$?
Your bank or payment provider may support currency conversion.
Confirm the final currency and amount before completing your
payment.
If I pay with crypto, do I need a specific wallet or exchange?
Generally, any compatible wallet or exchange can be used.
Always confirm the cryptocurrency, network and receiving
address before sending funds.
What if my payment is delayed?
Contact Mining US as soon as possible. Product availability
and pricing can change, so any payment extension must be
confirmed by our team.
A Simple Guide to Customs Clearance
How do I handle customs clearance?
Customs requirements vary by country. Make sure your recipient
information is correct and respond promptly if the carrier or
customs authority requests documents or payment.
How do you pay customs charges?
Customs duties are usually collected by the carrier, customs
broker or local customs authority. Responsibility depends on
the shipping terms for your order.
How long does customs clearance take?
Some shipments clear within hours while others may take
several days depending on documentation, inspections and
local customs procedures.
What documentation is required for customs clearance?
Common documents include a commercial invoice, packing list,
shipping document, certificate of origin and any additional
documentation required by the destination country.
Shipping & Warranty
Will manufacturers offer a warranty to all machines?
Warranty coverage varies by manufacturer, model and equipment
condition. Check the individual product information or contact
Mining US before ordering.
What should I do if my machine fails?
Contact Mining US with your miner model, serial number,
order information and a description of the problem so our team
can help determine the appropriate next step.
How long does it take for in-stock machines to ship?
Processing time depends on inventory, payment confirmation,
testing and warehouse location. Your order confirmation will
provide the applicable estimated timeframe.
When will future-batch miners be shipped?
Future-batch and pre-order miners are shipped according to the
manufacturer's production schedule and expected batch date.
What do "In Stock" and "Month Batch" mean?
In Stock: currently available, subject to
final inventory confirmation.
Month Batch: scheduled for a future manufacturer production or delivery batch.
Month Batch: scheduled for a future manufacturer production or delivery batch.
Will used machines be tested before shipment?
Testing availability depends on the product and condition.
Contact Mining US for the testing information applicable to
a particular used or refurbished unit.
How long does delivery take after shipment?
Delivery time depends on destination, carrier, shipping
service and customs clearance.
What if my package tracking hasn't updated?
Contact Mining US with your order and tracking number so our
team can review the shipment and contact the logistics provider
if necessary.
General FAQs
How do I ensure my order is confirmed?
You should receive official confirmation containing your order
details. If anything appears unusual, contact Mining US before
sending additional funds.
Can I modify my order after confirmation?
Contact us immediately. Some information may be changed before
processing or shipment begins.
What are the different types of crypto miners?
Cryptocurrency mining can use CPU, GPU or specialized ASIC
hardware. Mining US primarily focuses on ASIC mining hardware.
Can I mine multiple cryptocurrencies?
It depends on the mining algorithm supported by your hardware.
Some coins share algorithms or support merged mining.
What are the risks of mining?
Profitability can be affected by electricity prices,
cryptocurrency markets, mining difficulty, hardware
performance, maintenance and regulatory conditions.
Do I need technical knowledge to use ASIC miners?
Basic networking and mining knowledge is helpful. Mining US
can also assist with hardware, power, cooling and setup
requirements.
How do I set up a miner?
Connect power and networking, access the miner's management
interface, configure your mining pool and then monitor
hashrate, temperature and operating status.
How do I get started with mining?
Choose hardware for the algorithm you want to mine and confirm
your electrical, cooling, networking and operating
requirements.
How do I find my miner's IP address?
Check your router's connected devices or use the miner
manufacturer's IP discovery tool.
How do I set up a mining pool and crypto wallet?
Create or choose a compatible pool and wallet, then enter the
pool URL, worker information and other required credentials
in your miner's configuration interface.
General Questions About Immersion Cooling
What is Immersion Cooling?
Immersion cooling submerges mining hardware in a specially
designed dielectric fluid. The fluid absorbs heat directly
from the miners and transfers it to a heat exchanger or
external cooling system.
What kind of mining rigs are supported?
Immersion systems can support many popular ASIC miner brands
and models. Contact Mining US with your exact miner model so
compatibility can be confirmed.
How do I choose the right immersion cooling equipment?
Consider your miner models, total power load, available
space, climate, cooling capacity and plans for future
expansion. Mining US can help design a suitable configuration.
What are the benefits of immersion cooling?
Benefits can include improved heat removal, lower noise,
reduced dust, stable temperatures, greater overclocking
potential and opportunities to reuse waste heat.
What are the best use cases for immersion cooling?
Immersion cooling is especially useful for high-density mining
farms, hot climates, noise-sensitive installations and
operations focused on efficiency and hardware longevity.
Can I overclock miners with immersion cooling?
Immersion cooling can provide additional thermal headroom for
compatible miners, but safe overclocking limits depend on the
miner model, firmware, power supply and cooling design.
General Questions About Immersion Cooling Products
What sizes of immersion cooling containers are available?
Mining US can provide solutions ranging from compact immersion
tanks to larger containerized systems for industrial mining
deployments.
What is the difference between maximum power load and cooling capacity?
Maximum power load describes how much electrical power the
system can safely distribute. Cooling capacity describes how
much heat the cooling equipment can remove.
How much immersion fluid is required?
The required amount depends on tank dimensions, miner quantity
and equipment displacement. Mining US can calculate the
recommended fluid volume for your configuration.
What cooling options are available?
Depending on climate and project requirements, immersion
systems may use dry coolers, air coolers, closed-loop cooling
towers or other heat rejection equipment.
How do closed-loop cooling towers work?
They transfer heat from the circulating system to the outdoor
environment while maintaining a controlled closed-loop
cooling circuit.
What do you recommend for a 1+ MW project?
Large projects should be designed around your total MW load,
miner count, climate, electrical infrastructure and desired
redundancy. Contact Mining US for a customized design.
How much power does the cooling system consume?
Auxiliary consumption may include pumps, fans, controls and
other cooling components. Exact consumption depends on the
system configuration.
Why are multiple coolers used?
Modular cooling allows heat loads to be distributed across
multiple cooling circuits and can make maintenance and future
expansion easier.
How do air coolers work?
Air coolers transfer heat from the circulating fluid to the
surrounding outdoor air using heat exchanger coils and fans.
How much water does a cooling tower consume?
Water consumption varies according to system design, climate,
mining load and operating temperature. Mining US can estimate
consumption for your project.
After-Sale Related Questions
How do I install the immersion cooling system?
Smaller systems can be installed using installation
documentation and remote guidance. Larger deployments may
require professional commissioning and technical support.
Can I reuse heat from the miners?
Yes. Properly designed systems can capture waste heat for
applications such as space heating, water heating or other
compatible heat-recovery projects.
Can the equipment be used in snowy or rainy weather?
Outdoor cooling components can be selected for outdoor
conditions, but mining equipment and electrical components
must be installed in an appropriately protected environment.
Does the product have CE or UL certification?
Certification varies by product and configuration. Contact
Mining US for the compliance documentation available for the
specific equipment you are considering.
General Questions About Hydro Cooling
What is Hydro Cooling?
Hydro cooling uses a closed liquid circuit to absorb and
transfer heat away from compatible mining hardware. It can
provide excellent temperature control with significantly less
noise than traditional air cooling.
How do I choose the right Hydro Cooling equipment?
Consider miner compatibility, total power load, required
cooling capacity, available space, climate and future
expansion plans.
What mining rigs are supported?
Compatibility varies by miner. Mining US can help confirm
whether your Bitmain, WhatsMiner or other hydro-compatible
ASIC model can be used with a particular system.
How do I set up the system after receiving it?
Installation typically involves connecting the miner cooling
loop, pumps, piping, controls and heat-rejection equipment.
Follow the documentation supplied with your equipment or
contact Mining US for technical guidance.
What are the benefits of Hydro Cooling?
Advantages can include stable miner temperatures, lower noise,
reduced dust, improved operating stability and efficient heat
transfer.
How many miners can a Hydro Cooling system support?
Capacity depends on the cooling equipment and total heat load.
Solutions can range from single-miner systems to large-scale
mining deployments.
Can I reuse heat from the miners?
Yes. Heat recovery can potentially be integrated for water
heating, building heating, pools or other suitable
applications.
Does the product have CE or UL certification?
Certification varies by product. Contact Mining US for
certification and compliance information for the equipment
you intend to purchase.
General Questions About Hydro Cooling Products
Does the system come with a dry cooler?
Dry coolers can be supplied or selected according to the
cooling load and climate. Contact Mining US for help matching
the appropriate dry cooler.
What are the installation requirements for the dry cooler?
Dry coolers are normally installed outdoors with sufficient
unobstructed airflow and a stable, level installation base.
Exact clearance requirements depend on the model.
Is a heat exchanger included in the smart control system?
Heat exchanger configurations vary. A plate heat exchanger
may be added where separation of cooling loops or heat
recovery is required.
What is the miner operating temperature range?
Maximum recommended coolant temperatures depend on the miner
model and performance mode. Always follow the specifications
for your exact miner and cooling system.
Is the system cleaned before transportation?
Cooling circuits should be prepared and kept clean before
commissioning. Confirm the preparation procedure for your
specific Mining US system before installation.
Can the system monitor water conductivity?
Some systems can incorporate conductivity monitoring and
alerts to help maintain coolant quality. Contact Mining US for
available monitoring options.
What altitude range can the equipment operate at?
Cooling performance can be affected by altitude. For
high-altitude installations, contact Mining US with your site
elevation so the system can be properly sized.
Hosting Services & Site Operations
What hosting options are available?
Hosting availability depends on location, miner type, power
capacity and current site availability. Contact Mining US for
current hosting opportunities.
Does Mining US operate or work with mining sites?
Mining US can help customers evaluate available hosting and
mining infrastructure solutions. Contact our team for current
site and deployment information.
How can I host miners with Mining US?
Send us your miner models, quantity, power requirements and
preferred location. Our team can review available hosting
options and requirements.
How do I choose the best hosting service?
Important factors include electricity rates, uptime, climate,
cooling, security, contract terms, maintenance and facility
location.
I'm new to miner hosting. Can Mining US help?
Yes. Our team can help explain miner power requirements,
hosting costs, cooling options and other factors you should
consider before deployment.
Do you accept outside miners?
Acceptance policies vary by hosting site. Contact Mining US
with your miner models and quantity for confirmation.
What type of cooling is used?
Cooling methods vary by facility and may include air cooling,
hydro cooling or other cooling configurations.
Billing & Installation
What are your hosting rates?
Rates depend on power consumption, location, contract terms,
facility capacity and deployment size. Contact Mining US for
current pricing.
How are hosting bills calculated?
Hosting charges are generally based on miner power usage and
the electricity or hosting rate specified in your agreement.
When will installation take place?
Installation timing depends on equipment arrival, payment,
available site capacity and scheduling.
When is my next payment due?
Payment dates depend on the terms of your hosting agreement.
Review your contract or contact Mining US for your specific
billing schedule.
Pool Management, Access & Expansion
Do I have to use a specific mining pool?
Pool requirements depend on the hosting arrangement. Where
supported, customers can generally provide their preferred
compatible mining pool information.
Do I need to provide pool information before installation?
Pool credentials may be required during miner configuration.
Mining US or the hosting provider will tell you when this
information is needed.
Is pool status monitored?
Monitoring options vary by facility. Ask Mining US what
monitoring and alerting services are included with your
hosting plan.
What access will I have to my miners?
Depending on the hosting solution, remote dashboards or other
monitoring options may be available for hashrate,
temperatures, power and miner status.
Can I add more miners later?
Yes, subject to available power and facility capacity.
Contact Mining US before expanding your deployment.
Security, Support & Warranty
Do hosting providers offer support and repair?
Service availability varies by facility. Some hosting
arrangements may include troubleshooting, maintenance and
repair coordination.
What security is provided at hosting facilities?
Professional sites may use surveillance, controlled access,
fire protection and other physical security systems. Confirm
the exact measures for your chosen facility.
Is insurance available?
Insurance availability varies by site and agreement. Contact
Mining US to determine whether coverage is available for a
particular deployment.
Uptime, Downtime & Pause Options
What is the uptime specification?
Uptime expectations vary according to the hosting facility,
utility supply and service agreement. Review the applicable
hosting terms before deployment.
What is your average uptime?
Current uptime information depends on the hosting facility.
Contact Mining US for recent site-specific performance data.
What happens during downtime?
Downtime may result from utility interruptions, scheduled
maintenance, network problems or individual miner issues.
Procedures depend on the hosting facility.
Can I pause my mining?
Pause options depend on your hosting agreement and site
policies. Contact Mining US if temporary shutdown capability
is important to your operation.
Cooling & Infrastructure
Why is advanced cooling important?
ASIC miners generate substantial heat. Effective cooling helps
maintain stable performance, improve reliability and reduce
thermal stress on mining hardware.
Are mining data centers cooled?
Yes. Professional mining facilities require suitable cooling.
The specific method depends on the site and may include air,
hydro or immersion cooling.
What infrastructure should a hosting facility have?
Important features include reliable electrical infrastructure,
internet connectivity, cooling, monitoring, physical security
and appropriate maintenance procedures.
How does infrastructure affect mining success?
Reliable power, cooling and networking help reduce downtime
and allow mining equipment to operate more consistently.
Not finding what you are looking for?
Chat with us or send us an email.