
Last updated: 18/03/2026
X4 3U-Z 840Mh from Jasminer mining Etchash algorithm with a maximum hashrate of 840.00 MH/s for a power consumption of 340W
| Coin | Hashrate | Revenue | Profit | |
|---|---|---|---|---|
| 840.00 MH/s | 0.05 ETC • $0.49 | $0.16 | Coin: | |
| 840.00 MH/s | 4.23 OCTA • $0.48 | $0.15 | Coin: |
Get ready to download a firmware upgrade for your X4 3U-Z 840Mh that will soon be available here! Firmware is designed to boost hashrate and reduce power consumption.
↓ Coming soonLooking to purchase a X4 3U-Z 840Mh? We've compiled an up-to-date list of verified vendors and authorized retailers that offer X4 3U-Z 840Mh for sale. This curated selection includes both online shops and physical stores to help you make an informed buying decision.
| Vendor | Country | Coupon | |
|---|---|---|---|
| Worldwide | Kryptex(–$50) | Buy | |
| PRC HongKong | apextomining(–$30) | Buy | |
| Czech Republic | KRYPTEX25(–$25) | Buy | |
| Worldwide | xgj967vh(–$20 (>1000$)) | Buy | |
| Canada | KRYPTEX50(–$50) | Buy | |
| Worldwide | kryptex20(–$20) | Buy | |
| Worldwide | kryptex-30usd(–$30) | Buy | |
| Worldwide | KRYPTEX(–%1) | Buy | |
| UK & USA | Kryptex25(–$25) | Buy | |
| Worldwide | KRYPTEX(–$50) | Buy | |
| Worldwide | Kryptex10(–$10) | Buy | |
| USA | KRYPTEX(–$30) | Buy | |
| France | Buy | ||
| UA, Worldwide | Buy |









ASICs, CPUs and GPUs sellers
The profitability chart shows the revenue from mining the most profitable coin on X4 3U-Z 840Mh on a given day minus the electricity costs.