Antminer S9i 14TH/s SHA256 Bitcoin ASIC Miner BMAIN-S9i Expand

Antminer S9i 14TH/s SHA256 Bitcoin ASIC Miner



Pre-order: Dispatches in 7-20 days


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& both get a R100 voucher!

By buying this product you can collect up to 1948 loyalty points. Your cart will total 1948 points that can be converted into a voucher of R292.

Power supply included, package deal

Hash Rate: 14 TH/s ±5%
Power Consumption: 1340W + 10% (at the wall, with APW3 ,93% efficiency, 25°C ambient temp)
Power Efficiency: 0.098 J/GH + 10%(at the wall, with APW3 93% efficiency, 25°C ambient temp)
Rated Voltage: 11.60 ~13.00V
Chip quantity per unit: 189x BM1387
Dimensions: 350mm(L)*135mm(W)*158mm(H)
Cooling: 2x 12038 fan Front fan: 6000 rpm, Rear fan: 4300 rpm
Operating Temperature: 0 °C to 40 °C
Network Connection: Ethernet
Frequency: Automatically set

Shipping & Processing

Delivery time is the processing time plus the transit time of your chosen delivery method, the availability of the product is displayed on the product page. A product can either be in-stock locally, overseas stock at an international warehouse or out of stock/restocking.

Overseas stock is first imported by us directly, once we've received the stock, it will be dispatched and a local tracking number will be provided.

Processing Times

AvailabilityProcessing Time
Local Stock1-2 Working Days
Overseas Stock7-15 Working Days
Out of Stock/RestockingContact for details
Digital ProductOn Payment Confirmation

Delivery Options

CarrierTransit TimeFree Shipping
Courier1-3 Working DaysR1000+
SAPO Parcel3-8 Working DaysR1000+
Speed Services2-3 Working DaysR1000+
Digital DeliveryInstantYes

Returns & Exchanges

We aim to make the return or exchange process as pain free as possible, we accept returns/exchanges for up to 30 days. A product can be returned without reason if we are informed within 7 days of delivery (No questions asked). Item's must be returned in brand new condition along with the undamaged box and all accessories. We do accept returns & exchanges for up to 30 days subject to a restocking fee in some instances as per our return and exchange policy found here.

**Digital products are not eligible for return or refund

How to Request a Return

In the unlikely case you must return your items to Doodah, please follow these steps.

  1. Log On to Your Account, in your accounts page click on Order History And Details.

  2. Find the Order with the product you wish to return, click the Plus sign and then Details.

  3. Scroll down the page to the Product/s in this order and check the item/s you wish to return.

  4. In the Merchandise Return section click on Make an RMA Slip.

  5. In the next page select the number of parts you wish to return and give an explanation for the return and click Make an RMA slip.

  6. We will respond to the return request accordingly and you will be notified once the request has been updated. (1-2 days)

Ask a question

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2 Question(s) answered

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  • Asked by Elisha
    on 12/12/2018
    I want to know how machine works and how am I going to make money out of it.Please forward me more info regarding the machines. Answer:
    Mining profitability has many factors which will determine whether it will be worth your while, use a profitability calculator to estimate your ROI. Main factors are: Cost of electricity, power usage, the miners initial cost and the hash rate achieved.
  • Asked by Glenn
    on 12/20/2018
    Does this Price include the Power Supply to Drive the S9 Answer:
    Yes, the PSU is included in this package deal.