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The Antminer KS3 marks the subsequent stage in the advancement of KAS mining. Created by Bitmain, this mining rig employs the kHeavyHash algorithm and is capable of reaching a peak hashrate of 8300GH/s, all while utilizing 3188W of electricity.

Antminer KS5 is available:



Brand Antminer
Model KS3
Algorithm | Cryptocurrency kHeavyHash | KAS-Kaspa
Hash Rate 8300GH/s ± 3%
Power on wall @25°C, Watt 3188W ± 5%
Power efficiency on wall @25°C, J/TH 0.38J ± 5%
Power Supply With PSU
Power supply AC Input voltage, Volt(1-1) 200~240
Power supply AC Input Frequency Range, Hz 47~63
Power supply AC Input current, Amp(1-2) 25(1-3)
Networking connection mode RJ45 Ethernet 10/100M
Miner Size (Length*Width*Height, w/o package),mm(2-1) 430*195.5*290
Miner Size (Length*Width*Height, with package),mm 570*316*430
Net weight, kg(2-2) 16.1
Gross weight, kg 17.7
Operation temperature,°C 0~40
Storage temperature,°C -20~70
Operation humidity(non-condensing) , RH 10~90%
Operation altitude, m(3-1) ≤2000
Warranty 180 days


Purchasing Guidelines

  • Customers can purchase up to 200 units.
  • If the hashrate of the delivered mining machine is lower than 8300GH/s, BITMAIN will refund the difference according to $/G.
  • Full payment is required for the product.
  • BITMAIN will not entertain requests to cancel an order, refund an ordered amount, or change the ordered item(s) to different item(s) or different batch(es) after an order has been submitted.


Shipping Details

  • Shipments will be scheduled on a first-paid-first-ship basis for orders on which BITMAIN has received full payment.
  • Customers are responsible for any customs delays or returned shipments due to a lack of proper documentation. It is highly recommended to be aware of local customs clearance policies and to prepare all customs documentation ahead of time to avoid any customs clearance delays or unexpected costs.



  • A 180-day warranty is provided starting from the shipping date. BITMAIN will cover shipping costs when shipping a replacement unit within the warranty period.
  • The warranty only applies to the original purchaser who purchased the machine directly from BITMAIN. Once the miner is resold, warranty coverage becomes the responsibility of the reseller.
  • If the user fails to use the product according to the given instructions, specifications, and conditions provided, or changes the function settings of the unit without BITMAIN’s prior consent, BITMAIN will not be liable for any damage arising therefrom.
Weight 18 kg
Dimensions 30.1 × 12.3 × 15.5 cm

Antminer KS3

Hash Rate

8300GH/s ± 5%


With PSU

Network Connection


Unit Type




67 reviews for Antminer KS3 KAS Miner

  1. venkat7542 (verified owner)

    Works great, recommended

    1 product
  2. carlosz8080 (verified owner)

    Perfect communication, Recommend to all!

    33 products
  3. pyroteknikon1 (verified owner)

    Easy to set up. And very nice after service from seller, helps a lot.

    454 products
  4. arno.stalpaert (verified owner)

    fast and trusted! recommended seller.

    323 products
  5. yP798Q (verified owner)

    Quick delivery, will buy again

    527 products
  6. snik777g (verified owner)

    looks amazing on me and delivery was fast !

    25 products
  7. kaitlynakhurst (verified owner)

    A regular client of this seller.

    23 products
  8. lobzz (verified owner)

    responsive reseller, Recommend

    37 products
  9. bunnyparugu777 (verified owner)

    Excellent service, Thank you

    8 products
  10. dasdas (verified owner)

    Very good quality.

    453 products
  11. sdsfsdfsdadfdsf (verified owner)

    Fast delivery and good quality, thank you

    1 product
  12. brandimeredith342 (verified owner)

    Great seller. excellent supplier

    1 product
  13. suv7770 (verified owner)

    Excellent service, all good, thx

    4 products
  14. typot15 (verified owner)

    This buyer its perfect. Fast shipping, 5 miner Buyed. All Good. 100% recomended.

    1 product
  15. tysonmacdevitt (verified owner)

    Good seller! thanks!

    1 product
  16. ef5aes5f25 (verified owner)

    good! will buy again

    316 products
  17. seoakademija.kursai (verified owner)

    Excellent! thanks!

    43 products
  18. belazir (verified owner)

    As what I ordere.. nice

    16 products
  19. jj.rbcnet (verified owner)

    As always. Everything perfect. Miner working

    1 product
  20. ar9on1830 (verified owner)

    Great reseller. thanks a lot

    1 product
  21. ds5fgs5dg5 (verified owner)

    Good seller! Strongly recommend!

    1 product
  22. blacksystem (verified owner)

    Second buy. Last time 3080 mining machine installation and shipping problems noted. This time, the seller Packaging, Shipping for you if lots of having thank thanx.

    358 products
  23. toshimalalljee (verified owner)

    professional, recommended seller!

    1 product
  24. yt.nischal (verified owner)

    responsive seller, will order again

    10 products
  25. emmaknappfund (verified owner)

    good miner, low HW error rate. Operates at the expected speeds.

    10 products
  26. sf54sa5df (verified owner)

    responsive reseller, Recommend!

    494 products
  27. aaadasaf124 (verified owner)

    Excellent goods, packing as high as possible, the price is good. Recommend to cooperate

    1 product
  28. quadding19 (verified owner)

    best seller, Thank you

    1 product
  29. peterpaul (verified owner)

    fast shipment

    390 products
  30. service-client (verified owner)

    good miner, Recommend

    13 products
  31. RunAndHide123 (verified owner)

    Miner working properly at 14 th, I’ll buy more again, thanks.

    1 product
  32. kiethtibor (verified owner)


    35 products
  33. futuret (verified owner)

    Perfect! recommended reseller!

    1 product
  34. chopper15 (verified owner)

    Works great, Recommend!

    295 products
  35. aasd (verified owner)

    quick response, recommended seller.

    1 product
  36. Dale.carter79 (verified owner)

    The goods came quickly! It’s all right! Also, the power cord was included.Answers messages! Thank you!!!

    1 product
  37. pamwhiteinfo (verified owner)

    best reseller, will buy again

    1 product
  38. vaeros (verified owner)

    Got it. The miner started.

    25 products
  39. cryptothreads (verified owner)

    best seller. Recommend

    1 product
  40. poojakro45 (verified owner)

    good communication, Strongly recommend!

    1 product
  41. arodriguez (verified owner)

    Perfect communication, recommended seller!

    242 products
  42. apollotechno (verified owner)

    Perfect! recommended reseller!

    41 products
  43. afgerge (verified owner)

    best seller, all good, thx

    1 product
  44. giorgiomarchesi1985 (verified owner)

    good communication, Strongly recommend!

    101 products
  45. giomirashvili (verified owner)

    perfect! Thank you

    1 product
  46. tyax (verified owner)

    Fast Shipping, recommended seller.

    17 products
  47. emrulhasan20 (verified owner)

    Fast Shipping, Recommend

    36 products
  48. julian.goffin (verified owner)

    fast shipment, recommended reseller.

    1 product
  49. arlenaitnyre (verified owner)

    good seller!

    36 products
  50. Bioesti (verified owner)

    responsive seller, Recommend to all!

    412 products
  51. guanadigital (verified owner)

    The very attentive seller and the item corresponds to what is specified, when you order 1 unit it arrives very fast.

    131 products
  52. bessadetbessadet (verified owner)

    Good seller!

    188 products
  53. fritz18 (verified owner)

    responsive seller

    1 product
  54. joanmazzie (verified owner)

    quick response, Strongly recommend!

    388 products
  55. MakatiR (verified owner)

    All excellent. Thank you

    1 product
  56. bryan74k (verified owner)

    responsive seller, recommended seller.

    2 products
  57. jennazoe2 (verified owner)

    best seller, all good, thx

    116 products
  58. asdf (verified owner)

    very helpful, Strongly recommend!

    2 products
  59. danhkienxpe (verified owner)

    No damage. Accurate description. I have five of these now.

    1 product
  60. nigelrandymanhoralall (verified owner)

    perfect! recommended seller!

    501 products
  61. valiollah41 (verified owner)

    Perfect! Recommend!

    5 products
  62. nickusman48 (verified owner)

    Goods quality, everything was perfectly packed. Thank you seller.

    161 products
  63. ravimart5 (verified owner)

    very helpful, will buy again

    269 products
  64. erfun499 (verified owner)

    Very Nice!

    380 products
  65. zunilfinconsults (verified owner)

    Fast shipping thanks.

    1 product
  66. andalousy9 (verified owner)

    responsive seller, Recommend

    24 products
  67. vaeros (verified owner)

    작동 잘됩니다

    464 products

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