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Bitcoin Solo Miner•NQX-PP-R61
NerdQaxe++ Revision 6.1 Bitcoin Solo Miner
Open-source quad-chip solo miner • 4× Bitmain S21 Pro ASICs
Choose build
Black Stand
Stand ($249) or Case ($259) • PSU + power cord included
From
$249.00
Ships from Houston, Texas, USA
365-day warranty
Ships worldwide
Tracked express delivery
Rev 6.1 stability upgrades
Fuse-free reliability, heavier copper, improved trace layout, XT30 power input, and a spring-mounted heatsink designed for better contact and cooling under load.
XT30 power input
Replaces the 8A connector. Supports up to 15A without voltage sag.
1oz copper + cooler traces
Lower board temps and improve clock stability under load.
Spring-mounted heatsink
Uniform pressure on ASICs improves heat transfer and boosts efficiency.
Detailed overview
The NerdQaxe++ is an open-source quad-chip Bitcoin solo miner designed for home enthusiasts. Revision 6.1 upgrades power delivery, improves copper weight and trace routing, relocates temperature sensors for more accurate readings, and supports stable overclocking beyond 6 TH/s.
Key upgrades (Rev 6.1)
- XT30 power input (up to 15A).
- 1oz copper + improved trace layout for lower temps.
- Spring-mounted heatsink for better contact.
- Relocated sensors for accurate ASIC readings.
- 2mm FR-4 PCB improves durability.
- Fuse-free design for uninterrupted uptime.
- Up to ~12% efficiency gain over Rev 5 (reported).
Onboard LCD (LilyGO 1.9″)
Monitor hashrate and temperatures at a glance, plus display live BTC price/network stats depending on firmware configuration.
Default hashrate
~4.8 TH/s
Overclock hashrate
~6.0+ TH/s
Power (OC)
~101–103 W
Connector
XT30
Performance specs
Two popular profiles shown below (values listed as provided).
Default vs Overclock
Metric
600 / 1150
800 / 1250
Frequency / Voltage
600 / 1150
800 / 1250
Hashrate (±15%)
4.82 TH/s
6 TH/s
Power draw (±15%)
70.6 W
103 W
Efficiency (±15%)
14.66 J/TH
15.65 J/TH
ASIC temperature
48.1 °C
57.2 °C
VRM temperature
41.2 °C
54.4 °C
ASIC frequency
600 MHz
800 MHz
ASIC core voltage
1.150 V
1.250 V
Input voltage
12.1 V
11.9 V
Fan speed
100%
100%
What’s included
- NerdQaxe++ unit (assembled & firmware flashed).
- Full setup guide.
- 12.4V • 10A • 124W power supply.
- Selected AC power cord / plug chosen during checkout.
- Black Stand included with your selection.
Express Delivery
Estimated delivery: 3–7 business days
Ships from Houston, TX • Tracking included
Additional information
Weight
3.00 lbs
Dimensions (shipping)
6.5 × 6.5 × 5.5 in
Board design
Revision 6.1
Display
LilyGO 1.9″ LCD
PCB thickness
2 mm FR-4
Copper weight
1 oz
Power connector
XT30
Fuse
None (fuse-free design)
Assembly
USA
Warranty
365 days
Ships from
Houston, Texas, USA
Rear fan
Optional
Solo mining note
Solo mining is probabilistic — a small miner can hit a full block reward, but outcomes vary. This device is built for enthusiasts who want transparent, hackable hardware at home.
FAQ
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Black Stand • $249.00
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From
$249.00
Black Stand • Express Delivery included
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$249.00
In Stock • Express Delivery included