- Factory-sealed and authentic
- Dispatch in 1-2 business days
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Highlights
The Bitmain Antminer Control Board (S21 Immersion, S21 XP Immersion) is an original replacement control board designed for Bitmain’s latest immersion-cooled S21 series. It ensures stable miner control, system monitoring, and reliable operation—ideal for repairs, maintenance, and minimizing downtime in professional immersion mining setups.
Description
Original Bitmain Part
S21 Immersion Series
Control Board
Bitmain Antminer Control Board for S21 Immersion & S21 XP Immersion
The Bitmain Antminer Control Board for S21 Immersion and S21 XP Immersion miners is a critical system component responsible for controlling, monitoring, and managing all miner operations in immersion-cooled environments.
Designed specifically for Bitmain’s next-generation immersion models, this control board ensures stable communication with hash boards, network interfaces, and firmware—making it the ideal solution for replacing faulty boards and restoring full mining performance.
Compatibility
S21 Imm. / S21 XP Imm.
Cooling Type
Immersion
Use Case
Repair / Maintenance
Note: This control board is designed exclusively for immersion-cooled S21 series miners. It is not compatible with air-cooled S21 models.
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Key Features & Benefits
Designed for Immersion Mining
Engineered specifically for Bitmain S21 immersion-cooled ASIC miners.
Restores Full Miner Control
Fixes boot failures, control issues, and communication errors caused by faulty boards.
Stable & Reliable Operation
Ensures consistent miner management and monitoring in 24/7 immersion setups.
Original Bitmain Hardware
Genuine replacement part matching Bitmain specifications and firmware.
Reduces Downtime
Quickly restore immersion miners and minimize revenue loss in professional mining farms.
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Technical Specifications
- Product Type
- ASIC Miner Control Board
- Compatible Models
-
Bitmain Antminer S21 Immersion
S21 XP Immersion - Cooling Environment
- Immersion Cooling Only
- Function
- System control, monitoring & firmware management
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Who Is This Product For?
- ✔ Professional immersion mining farms
- ✔ Hosting providers running S21 immersion hardware
- ✔ Technicians repairing Bitmain S21 immersion miners
- ✔ Operators needing original Bitmain spare parts
In immersion mining environments, reliable control hardware is critical. This control board ensures your S21 immersion miners stay online, stable, and fully manageable.
Shipping and Returns
- Same- or next-business-day dispatch for in-stock items after your payment has been confirmed.
- Worldwide free shipping to supported countries - typical transit time 8-16 business days.
- No shipping to restricted countries or sanctioned regions.
- Returns for sealed items within 14 days of delivery (buyer pays return shipping unless we made a mistake).
- Full details: Shipping Policy and Right of Withdrawal.
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