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KHeavyHash · air-cooled

Bitmain Antminer KS3

An earlier Kaspa generation carrying almost the same power draw as the KS5 Pro for around 40% of the hashrate. Hard to justify at current difficulty.

At your electricity rate

$/kWh

Operating profit

-$4.59

per day · 0.00000311 KAS

Break-even electricity

$0.00

per kWh · $0.06 below your rate

Payback period

No payback while the machine runs at a loss

Revenue / day$0.00
Electricity / day$4.59
Energy / day76.5 kWh

Revenue assumes a 1% pool fee at the current KAS price and network difficulty, with the machine running continuously. Payback needs a hardware cost, which we do not publish because we have no verified retailer feed — add your own purchase price in the calculator. Your rate is saved in this browser and applies across the site.

Specifications

ManufacturerBitmain
ModelAntminer KS3
AlgorithmKHeavyHash
CoinsKaspa
Hashrate8.3 TH/s
Power3,188 W
Efficiency384.1 W/TH
CoolingAir
TypeASIC
Released2023
Home suitableNo — noise and power draw

Data provenance

Manufacturer figures. Last verified 2026-07-31.

Noise, dimensions, weight and warranty are not listed because we have not verified them for this machine. We would rather leave a field empty than publish a figure you cannot check.


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