NODE29

Resources

Notes from the parts desk and the bench

Compatibility notes, sourcing and freight explainers, and repair write-ups. Written for the operators, resellers and technicians who order the parts and keep the machines running.

Parts and sourcing

Confirming compatibility, choosing between new and used, when China shipping or US stock makes sense, and what a complete quote request needs.

Cheap Part, Expensive Downtime: How to Compare ASIC Parts Quotes3 min readCheap Part, Expensive Downtime: How to Compare ASIC Parts QuotesA cheaper ASIC part can cost more once downtime is counted. How to compare parts quotes by price, freight, lead time and lost hashrate.Read the article →2 min readAPW121215 version letters: which ones are interchangeableAPW121215 versions a/b/c and d/e/f are not interchangeable, and ver g is a 277 V unit. How to read the label before replacing an...Read the article →2 min readWhat to Include in an ASIC Parts Quote RequestGet an accurate ASIC parts quote faster. The miner model, part number, quantity, condition and shipping details to include in your quote request.Read the article →

Repair and operations

Confirming the fault, deciding between repair and replacement, testing after repair, and how firmware settings and day-to-day running affect the hardware.

Hashprice Is Recovering: What to Check Before Restarting Idle Miners4 min readHashprice Is Recovering: What to Check Before Restarting Idle MinersHashprice is back above $40/PH/day and older miners are coming back online. What to check before powering on idle machines, and how to test...Read the article →4 min readAfter Retirement: Should Old ASIC Miners Be Redeployed, Repaired, or Parted Out?A miner retired at one power price can still earn at another. How to decide whether an old ASIC should be redeployed, repaired, parted...Read the article →3 min readOverclocking vs Undervolting: What Firmware Tuning Does to Your ASIC HardwareOverclocking and undervolting change how ASIC parts wear. What each does to PSUs, hashboards and fans, and how to plan repairs and spares.Read the article →Hashboard Repair or Replacement: Which Is Better?4 min readHashboard Repair or Replacement: Which Is Better?Should you repair a failed Antminer hashboard or replace it? How to weigh diagnosis, repair turnaround, downtime and board compatibility.Read the article →

Mining economics

Hashprice, shutdown prices, the halving, network hashrate and power costs: the numbers behind when to run, tune, repair or retire a machine.

4 min readBitcoin Halving and Miner Economics: What Happens to Your Fleet When the Reward Is CutThe block reward halves every four years and miner revenue falls with it. What the halving does to fleet margins, what usually happens around...Read the article →3 min readWhat Is Hashprice? How to Read It and Use It for Fleet DecisionsHashprice is what your hashrate earns per day. How it is calculated, how to compare it with power cost, and how to use it...Read the article →3 min readWhy Network Hashrate Grows Fast or Slow, and What It Means for Your MachinesMore network hashrate means less bitcoin for every machine. What drives hashrate growth, what holds it back, and how it affects the life of...Read the article →Where Bitcoin Mining Power Makes Sense: Surplus, Stranded and Flexible Energy3 min readWhere Bitcoin Mining Power Makes Sense: Surplus, Stranded and Flexible EnergySurplus hydro, curtailed wind and solar, demand response, flare gas, heat reuse and hosting: where miners find cheap power and what to check before...Read the article →3 min readPrice Is Outrunning Hashrate: What It Means for Miners Heading Into 2027Bitcoin is up about 40% since July while network hashrate has risen about 3%. Why that favours existing fleets, the macro risk to watch,...Read the article →3 min readShutdown Price: At What Bitcoin Price Does Your Miner Stop Covering Its Power?At what Bitcoin price does your miner stop paying for its power? A shutdown price table by J/TH and electricity cost, and what to...Read the article →