Avalon Nano 3S
Canaan's consumer miner, about the size of a wifi router and quiet enough for a living room. 6 TH/s at 140W is only middling efficiency, but it is the most appliance-like device here: a GaN adapter in the box, an app, Ethernet, and a real manufacturer warranty. The 140W of waste heat is deliberate — it is marketed as a space heater.
What it costs, what it might win
Running costs across the site use this rate. The default is a typical household tariff — check your own bill for the real number.
The odds, honestly
At the current network difficulty of 1.262e+14, a Avalon Nano 3S is expected to find a block roughly once every 2.86K years. That is an average across infinite attempts, not a countdown — a block could come tomorrow, or never.
If you pooled instead
Point the same device at a normal mining pool and you would receive the statistical average steadily instead of gambling on it: about $0.0000 a month, against $17.39 of electricity. At your electricity rate that loses money — every 302 sats mined costs $0.5712 in power. Buying the same BTC on an exchange would be cheaper.
Full specifications
- ASIC chip
- 12× Canaan A3S (4nm)
- Stock hashrate
- 6.00 TH/s
- Stock power
- 140 W
- Efficiency
- 23.3 J/TH
- Power input
- USB-C PD 3.1 GaN adapter included
- PSU included
- Yes
- Connectivity
- Wi-Fi 2.4GHz, Ethernet
- Display
- Status LEDs
- Noise
- ~37 dB
- Dimensions
- 137 × 137 × 63 mm
- Weight
- 1.2 kg
- Form factor
- desktop
- Firmware
- Canaan (app-managed)
- Open source
- No
- Solo mining
- Yes
- Pool mining
- Yes
- Built-in full node
- No
- Released
- 2025
The verdict
Best for: Buyers who want a warrantied appliance and usable heat, not a project.
Strengths
- Highest hashrate per unit of desk space at this price
- 33-40 dB, genuinely living-room quiet
- Ethernet as well as Wi-Fi
- Manufacturer warranty and support
Trade-offs
- 23.3 J/TH — clearly behind a NerdQAxe++
- Closed firmware, app-managed rather than a web UI
- Solo mining setup is less flexible than AxeOS
About Canaan Avalon
One of the two large ASIC manufacturers. The Avalon Nano, Mini and Q lines are Canaan's consumer push: closed firmware and an app instead of a web UI, but proper industrial silicon, real warranties and usable waste heat.
canaan.io →