Bitmain Antminer R4 Buy Apr 2026

is an older model, it is no longer sold directly by Bitmain . You can find units on secondary markets: antminer r4 silent bitcoin miner - Bitmain's blog

is a specialized SHA-256 ASIC miner originally released in late 2016. Unlike industrial-grade miners, the R4 was explicitly designed for , featuring a slim form factor and a unique centrifugal fan system to minimize noise. Current Purchasing Options (April 2026) bitmain antminer r4 buy