Overview
The second-generation blower silencer is designed to move hot exhaust air away from compatible ASIC miners while reducing the harsh character of stock fan noise. Select the version that matches the miner outlet and confirm fit before ordering.
Blower Silencer 2nd Gen for ASIC Miner
Check compatibility
Confirm fit before adding this part to your order.
Specifications
- Fan Speed
- Up to 1,800 RPM
- Airflow
- Approx. 1,300 m³/h
- Noise Level
- Approx. 70.7 dB; ambient conditions affect measurements
- Outlet Diameter
- 150 mm
- Air Velocity
- Approx. 12 m/s
- Maximum Power
- 182 W
- Speed Control
- Stepless / variable
- Motor Type
- Brushless DC
- Packaging Dimensions
- 400 × 300 × 200 mm
- Weight
- Standard: approx. 7 kg; with adapter: approx. 9 kg
Compatible models & conditions
Bitmain
Models: Antminer S19 series, Antminer S21 series
Confirm: Confirm a 150 mm outlet or the correct outlet adapter before ordering.
Miner revisions can use different fan shrouds and mounting points.
MicroBT
Models: WhatsMiner M30 series, WhatsMiner M50 series, WhatsMiner M60 series
Confirm: Confirm the outlet size and selected adapter version.
Share a rear-outlet photo when the exact revision is uncertain.
Canaan
Models: Avalon A12 series, Avalon A13 series, Avalon A14 series, Avalon A15 series
Confirm: Confirm the outlet dimensions and mounting clearance.
Compatibility depends on the selected adapter version.
IceRiver
Models: IceRiver KS series
Confirm: Confirm the miner outlet and available installation space.
Ask Bitark to verify the exact model before dispatch.
iPollo
Models: iPollo V series, iPollo B series
Confirm: Confirm the outlet size and selected adapter version.
Ask Bitark to verify the exact model before dispatch.
Package contents
- Blower silencer assembly
- Power lead set
- Selected outlet adapter/version components
Installation & safety
Installation
Confirm a 150 mm opening or the correct outlet adapter, then place the assembly on a stable surface with sufficient clearance for unrestricted airflow.
Safety
Disconnect the miner and blower from power before installation. Keep the air inlet and outlet clear. Ask a qualified technician for help if the mounting or electrical connection is uncertain.
Shipping & warranty
Worldwide parcel delivery is available. Final shipping cost, lead time and warranty coverage are confirmed for the selected version before dispatch.
FAQs
Does this blower silencer fit every ASIC miner?
No. Fit depends on the outlet dimensions, mounting clearance and selected adapter. Confirm the exact miner model and revision before ordering.
How do I choose the correct blower version?
Match the variation to your miner brand and outlet. If the revision is uncertain, send Bitark the model name and a clear rear-outlet photo.
Can I install it myself?
Installation is straightforward for experienced operators, but power must be disconnected first and the inlet and outlet must remain unobstructed.
What warranty applies?
Warranty coverage and delivery terms are confirmed for the selected version before dispatch.
Bulk / project quote
Tell us the quantity, destination and exact miner model. The selected product and variation will be included automatically.
Blower Silencer 2nd Gen for ASIC Miner
Upgrade your mining farm with the 2nd-gen blower silencer. Compatible with Antminer, Whatsminer & Avalon. Effectively reduces sharp noise while boosting energy efficiency. Shop now!
Price range: $90.00 through $129.00
BITARK20
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Manufacturer Warranty
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Overview
The second-generation ASIC miner blower silencer is a compact noise reduction solution engineered for Antminer, Whatsminer, Avalon, and Iceriver miners. Crafted with a durable, high-temperature resistant engineering plastic shell, it is lightweight, energy-efficient, and built to last. Inside, a high-power brushless DC motor and turbo fan work together, paired with a stepless speed controller that lets you easily adjust airflow to significantly reduce mining noise. For enhanced control, the WiFi version adds remote operation, no-airflow auto shut-off, high-temperature protection, and seamless switching between manual and automatic modes.
Specification
| Outlet Diameter | 150 mm |
| Package Dimensions | 400 x 300 x 200 mm |
| Air Velocity | Approx. 12 m/s |
| Fan Speed | 1800 rpm |
| Airflow | 1300 m³/h |
| Max. Power Consumption | 162W |
| Noise Level | Approx. 78 dB* (ambient dependent) |
| Speed Control | Stepless / Variable |
| Motor Type | Brushless DC |
| Cooling Performance | Lowers miner temperature by approx. 10°C |
| Unit Weight | Standard: 7 kg / WiFi: 9 kg |
Product Measurements



Blower Silencer 2nd Gen FAQs
The Blower Silencer 2nd Gen is a compact noise reduction device designed for ASIC miners. It is compatible with popular models such as Antminer, Whatsminer, Avalon, and Iceriver, especially those with dual 120mm/140mm fans or a single 140mm fan.
The blower shell is made of high-temperature resistant engineering plastic, making it lightweight, durable, and energy-efficient.
It features a high-power brushless DC motor, which offers a wider speed range, quieter operation, and 30%-50% energy savings compared to traditional AC motors.
Yes. Unlike AC motor blowers, the brushless DC motor in this silencer is not affected by local frequency standards and operates seamlessly at both 50Hz and 60Hz.
Yes, it comes with a stepless speed regulation controller. The large, comfortable knob allows you to easily adjust the wind speed based on ambient temperature for optimal cooling and energy efficiency.
The WiFi version supports remote control, automatic power-off when no airflow is detected, high-temperature protection, and dual-mode operation (manual/automatic) for smarter and safer use.
The standard version weighs 7 kg, while the WiFi version weighs 9 kg, making it easy to handle and install.
After installation, the Blower Silencer 2nd Gen can lower the miner’s operating temperature by approximately 10°C, helping to improve performance and extend equipment lifespan.
It operates at approximately 78 dB, depending on environmental conditions. The noise is softer and lower in frequency compared to standard miner fans.
Yes, installation is straightforward. Simply remove the original miner fan, replace it with a speed simulator, and connect the blower. It is designed for quick and hassle-free setup.
Main Parameters
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