Bitmain Antminer S21e Hyd 288 TH/s – Bitcoin ASIC miner

Key information about Bitmain Antminer S21e Hyd 288 TH/s

Bitmain Antminer S21e Hyd 288 TH/s is a high-performance liquid-cooled ASIC miner designed for efficient Bitcoin mining on the SHA-256 algorithm. This model delivers a hashrate of 288 TH/s with power consumption of about 4896 W, resulting in an energy efficiency of roughly 17 J/TH in real operating conditions. Such parameters place the S21e Hyd 288 TH/s among the more efficient hydro-cooled BTC miners and make it attractive for farms that want to balance hashrate, power draw and hardware cost.

The miner uses an advanced hydro cooling system that circulates coolant through integrated water blocks to keep chip temperatures stable even under sustained full load. This design removes the need for high-speed fans on the device itself, significantly reducing dust exposure and shifting most of the noise to pumps and external equipment in the cooling loop. The S21e Hyd 288 TH/s is built for 24/7 operation in professional environments such as hydro mining rooms, containers and industrial boiler facilities, where it is integrated into a closed liquid circuit with pumps, manifolds and heat exchangers.

Specifications

• Model: Bitmain Antminer S21e Hyd 288 TH/s
• Hashrate: 288 TH/s (SHA-256)
• Algorithm: SHA-256 (Bitcoin and related coins)
• Power Consumption: approximately 4896 W
• Energy Efficiency: approximately 17 J/TH in real conditions
• Cooling Type: hydro cooling (liquid-cooled)
• Input Voltage: industrial three-phase AC input, typically 380–415 V, 50–60 Hz
• Noise Level: around 50 dB at miner level (most noise from pumps and external infrastructure)
• Release Date: around April–May 2025 for the first batches
• Dimensions: approximately 339 × 173 × 207 mm (miner body)
• Weight: about 13.8 kg net
• Network Connection: Ethernet (RJ-45)
• Typical Use Case: professional BTC mining farms, hydro containers, boiler rooms and heat-recovery projects

Profitability and ROI of Bitmain Antminer S21e Hyd 288 TH/s

The profitability of the Bitmain Antminer S21e Hyd 288 TH/s is driven by its hashrate of 288 TH/s and energy efficiency of about 17 J/TH, as well as by external factors such as Bitcoin price, network difficulty, pool fees and your electricity cost. To estimate potential income, you can use ASIC mining calculators, entering a hashrate of 288 TH/s and a power draw close to 4896 W for your real operating conditions. This will show expected daily and monthly revenue and help you compare the S21e Hyd 288 TH/s with other miners in terms of net profit and payback period.

The basic ROI formula remains simple: payback period equals miner price divided by the difference between monthly mining income and monthly electricity bill. Thanks to its decent efficiency and hydro-cooled design, the S21e Hyd 288 TH/s can offer a more favorable cost per terahash than many older air-cooled generations, especially in regions with industrial electricity tariffs or access to relatively cheap power. At the same time, Bitcoin price and network difficulty are dynamic, so profitability is not fixed and should be reviewed regularly. Professional operators typically model several scenarios over 12–36 months with different BTC prices, difficulty growth rates and possible heat-recovery benefits to evaluate the long-term potential of this miner.

Advantages of Bitmain Antminer S21e Hyd 288 TH/s

Balanced efficiency – with about 17 J/TH, the Bitmain Antminer S21e Hyd 288 TH/s is more efficient than many previous ASIC generations, enabling more hashrate per kilowatt and lower electricity costs per terahash compared to legacy hardware. Moderate hashrate density – 288 TH/s per unit allows you to scale your farm with a reasonable number of miners while still achieving competitive total hashrate. Hydro cooling – liquid cooling keeps chip temperatures stable, reduces thermal stress on components and removes the need for noisy, high-speed fans on the miner itself, which improves reliability and reduces dust-related problems.

Another key advantage is the potential for heat reuse. Because nearly all the power consumed by the S21e Hyd 288 TH/s is transferred into the coolant, it is relatively easy to integrate this thermal energy into heating systems, dry coolers or industrial processes that require low- to medium-temperature heat. In cold regions or in buildings with constant heating demand, this allows you to mine Bitcoin and heat premises at the same time, offsetting part of your electricity cost with useful thermal output. For industrial projects, multiple S21e Hyd units can provide solid thermal power, making them suitable for “mining plus heat” concepts where both BTC and heat are important.

Potential drawbacks and what to consider

Complex hydro infrastructure – Bitmain Antminer S21e Hyd 288 TH/s is not a plug-and-play device for beginners. It requires a properly designed liquid loop with pumps, manifolds, pipes, filters, expansion tanks and heat exchangers, as well as careful attention to coolant quality, possible use of antifreeze, leak detection and regular maintenance. Initial capital expenditure for such infrastructure is higher than for simple air-cooled racks, and errors in hydraulic design can reduce performance or even damage equipment.

Higher entry threshold – as a modern hydro miner, the S21e Hyd 288 TH/s usually has a higher purchase price than many air-cooled alternatives and requires industrial-grade electrical and hydraulic infrastructure. Profitability, as with any ASIC, remains sensitive to electricity price, Bitcoin market conditions and network difficulty, so investors should plan with a long-term perspective and be prepared for periods of lower income. The miner reveals its full potential mainly in projects where competitive power and stable hydro infrastructure are available, and where some form of heat reuse or very dense deployment is planned.

Who is Bitmain Antminer S21e Hyd 288 TH/s suitable for?

Bitmain Antminer S21e Hyd 288 TH/s is best suited for professional mining companies, hosting providers and industrial projects that already have or plan to build hydro infrastructure and want to improve efficiency compared to older air-cooled fleets. It is a good choice for boiler-room projects, compact hydro containers and industrial facilities where noise and dust must be minimized and where there is at least partial demand for low- to medium-temperature heat. For such projects, the S21e Hyd 288 TH/s can act both as a BTC miner and as a stable heat source that improves overall project economics.

The model is also attractive for operators who want to diversify their fleet with a mid-range hydro unit rather than only top-end XP models, balancing capex and efficiency. For hosting providers specializing in hydro-cooled solutions, adding S21e Hyd 288 TH/s miners to the offering can help cover client demand for more affordable hydro ASICs. In all cases, successful deployment of this miner requires careful electrical and hydraulic design and realistic profitability calculations tailored to the specific site conditions.

How to buy Bitmain Antminer S21e Hyd 288 TH/s from us

Buying Bitmain Antminer S21e Hyd 288 TH/s in our shop is straightforward. First, check the current price and availability on this product page and review the key specifications, including hashrate, power consumption, cooling type and infrastructure requirements. If you need help choosing the right number of units or estimating profitability for your electricity rate and potential heat-recovery use cases, contact our support team and we will prepare an individual calculation for your project. We can also help you compare this model with other hydro and air-cooled ASIC miners if you are building a mixed fleet.

After you confirm the configuration, add the Antminer S21e Hyd 288 TH/s to your cart and proceed to checkout. We support secure payment methods, including bank transfer and cryptocurrency, and for bulk orders we can reserve miners after receiving a deposit. Once payment is confirmed, we test the devices where applicable, carefully pack them and arrange delivery with tracking so you can monitor the order in transit. Our team also provides basic guidance on integrating the miners into your hydro loop, connecting them to mining pools and monitoring performance, so you can start mining and using the recovered heat as quickly as possible.

Bitmain Antminer S21e Hyd 288 TH/s Video Review

To increase user engagement on the product page, you can embed a video review of the Bitmain Antminer S21e Hyd 288 TH/s that shows real hashrate, power consumption, coolant temperatures and stability under load in a working hydro setup. A video overview helps potential buyers understand how the miner behaves in practice, what to expect during installation and how quiet and efficient a correctly designed hydro-cooled Bitcoin mining system can be.