Sell inventory
Have model, quantity, condition and location ready? Submit a structured request and we will return a firm cash quote.
Open quote formContact
Talk directly with our sourcing desk about retired ASIC lots across the United States. Prefer structure? Use the quote form — we reply within 24–48 hours.
Explore a partnership
Mining companies, hosts and brokers who expect recurring flow — tell us how your refresh cycle works and we will map a standing process.
Email about partnershipQuick answers first
Broken units, freight, payment timing and minimums — check the FAQ before you write. Still stuck? Email us.
Browse FAQWhat to include
A short, accurate note gets you a faster firm offer. You do not need a polished spreadsheet — these four details are enough to start.
- Models & counts S19 / S19j Pro / S19 XP / S21 or other retired ASICs, with approximate quantities
- Condition Working, broken or mixed — rough percentages are fine at first contact
- Location Site city and state so we can plan freight and pickup windows
- Timing When machines are free to move — ASAP, scheduled, or ongoing flow
What happens after you reach out
We keep the first exchange simple and commercial — no runaround, no soft quotes that fall apart later.
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We review your inventory
Model mix, condition and location — enough to price a real lot.
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You get a firm cash offer
Within 24–48 hours. Proof of funds available on request.
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We handle the rest
Logistics and payment terms coordinated with a single point of contact.
Prefer the full walkthrough? See how it works
Reach the desk
Email is the primary way to reach GreenCoin Metals. Send inventory details or questions to the sourcing desk — we reply within 24–48 hours.
Sourcing
Ready to move a lot?
Email the desk or submit inventory details — we will come back with a firm quote.