Product Image - Antminer KA3

Bitmain Antminer KA3

Price valid as of October 18, 2025
Technical specifications
Hash-rate
166
Algorithm
Blake2S
Power consumption
3154
Release year
2022
Availability
Out of Stock

The Bitmain Antminer KA3 is a high-performance ASIC miner engineered for Kadena (KDA) cryptocurrency mining, utilizing the Blake2S algorithm. Designed for maximal hashrate efficiency and optimized power consumption, the KA3 enhances profitability for both individual miners and large-scale mining operations.

Its industrial-grade design ensures continuous and reliable computational supply, allowing sustained mining with minimal downtime, while maintaining energy-conscious performance for long-term operational cost management.

Why Choose Antminer KA3?

The Antminer KA3 is engineered to maximize profit while minimizing energy costs, making it a preferred solution for professional miners. Key advantages include:

  • Exceptional Hashrate – High processing capability improves Kadena block validation rates.
  • Energy Efficiency – Optimized power consumption reduces operating costs and increases overall profitability.
  • Durability and Longevity – Industrial-grade hardware supports extended continuous mining sessions.
  • Scalable Mining – Multi-unit setups are supported for increased computational throughput.

As an expert, the Antminer KA3 demonstrates how Blake2S ASIC design can achieve peak efficiency, providing superior profitability relative to energy consumption.

 

Antminer KA3 Specifications
Feature Bitmain Antminer KA3
Mining Algorithm Blake2S (Kadena)
Hashrate 75 TH/s ± 5%
Power Consumption 2640 W ± 10%
Efficiency 35.2 J/TH
Noise Level 75 dB
Dimensions 600mm x 295mm x 305mm
Weight 17 kg
ASIC Chips High-performance Blake2S ASIC

 

The Bitmain Antminer KA3 combines high-performance Blake2S ASIC chips with optimized energy efficiency, delivering a robust hashrate of 75 TH/s while maintaining controlled power consumption. Its industrial-grade construction and compact form factor enable durable, long-term deployment in professional mining environments. 

Overall, the Antminer KA3 buy offers a balanced integration of computational power, operational efficiency, and reliability, making it a competitive choice for miners seeking sustainable profitability in Kadena network operations.

How to Start Mining with Antminer KA3

Step 1: Setup – Connect to a stable power source and network. Ensure sufficient cooling and airflow.

Step 2: Pool Integration – Join a reliable mining pool to reduce reward variability.

Step 3: Configuration – Use the miner’s interface to input pool credentials and adjust operational parameters. Monitor hashrate and power consumption for optimal Antminer KA3 profitability.

Step 4: Operational Monitoring – Track energy usage and reward output to maximize profit.

Step 5: Maintenance – Perform routine firmware updates and physical cleaning to sustain long-term performance.

 

Advantages Disadvantages
High hashrate improves Kadena mining High Antminer KA3 price
Energy-efficient reduces electricity costs Requires technical knowledge for setup
Industrial-grade durability Noise levels may affect home environments
Supports multi-unit mining farms Limited to Blake2S-based coins

 

As an expert, the Antminer KA3 for sale design illustrates the critical relationship between hashrate efficiency and profitability, highlighting how energy-conscious ASICs can optimize mining returns.

Estimate Time

  • ROI Estimate: Depending on Kadena network difficulty and electricity costs, ROI typically ranges from 4–8 months.
  • Initial Setup Duration: 30–45 minutes for experienced users.

Shipping

  • Delivery Time: 7–14 business days worldwide.
  • Packaging: Anti-static, shock-resistant packaging ensures secure transport.

Returning Policy

  • Returns accepted within 14 days if the unit remains unopened and in original condition.
  • Defective units are eligible for replacement under warranty.

Warranty

  • Standard 12-month Bitmain warranty for manufacturing defects.
  • Extended support packages are available via EZBlockchain.net service plans.

The Bitmain Antminer KA3 delivers scientifically optimized Blake2S mining, combining high hashrate, energy-conscious design, and industrial durability to maximize Antminer KA3 profitability. Its reliability and efficiency make it an ideal solution for both professional miners and dedicated hobbyists seeking long-term profit in Kadena mining operations.

KEY ADVANTAGES of Bitmain Antminer KA3

Unmatched Hashrate & Efficiency

Delivers up to 166 TH/s on the Blake2S algorithm, offering industry-leading performance for Kadena (KDA) mining with maximum profitability.

Next-Gen Cooling System

Equipped with advanced thermal design and dual high-performance fans to ensure stable, 24/7 operation without overheating.

Ultra-Quiet & Dust-Reduced Mining

Optimized for reduced noise and dust build-up, making it more adaptable for different mining environments.

Extended Hardware Longevity

Durable build and efficient cooling extend the hardware’s lifespan, keeping performance stable for years.

Lower Power Consumption

Consumes approximately 3154W, optimized to deliver a high hashrate-to-power ratio for better ROI.

Plug-and-Play Design

Features an integrated controller, built-in PSU, and user-friendly interface for quick installation and easy monitoring.

OTHER ASIC MINERS FOR SALE

Bitmain Antminer S21 Pro for sale
Bitmain
Antminer S21 Pro
$4030
Price valid as of March 12, 2026
In stock
Hash-rate 235 TH/s
Algorithm
SHA-256
Power consumption
3510
Release year
2025
Buy now
MicroBT WhatsMiner M50S++ for sale
MicroBT
WhatsMiner M50S++
$2790
Price valid as of March 12, 2026
In stock
Hash-rate 160 TH/s
Algorithm
SHA-256
Power consumption
3360
Release year
2023
Buy now
Bitmain Antminer S21 XP for sale
Bitmain
Antminer S21 XP
$5700
Price valid as of March 12, 2026
In stock
Hash-rate 270 TH/s
Algorithm
SHA-256
Power consumption
3645
Release year
2025
Buy now
Bitmain Antminer S21+ for sale
Bitmain
Antminer S21+
$3350
Price valid as of March 12, 2026
In stock
Hash-rate 225 TH/s
Algorithm
SHA-256
Power consumption
3564
Release year
2025
Buy now
Bitmain Antminer L9 for sale
Bitmain
Antminer L9
$4760
Price valid as of March 12, 2026
In stock
Hash-rate 0,017 TH/s
Algorithm
Scrypt
Power consumption
3360
Release year
2025
Buy now
Contact Us for Expert Consultation
little-secret-ezblockchain