Bitmain Antminer S21++ 235TH 3878W Bitcoin - image 01

Bitmain Antminer S21++ 235 TH/s 3878W Bitcoin

Bitmain Antminer S21++ 235 TH/s 3878W Bitcoin

$2,328.99

In stock

Same Product Family

S21++ 235TH S21++ 216TH S21++ 225TH

Product Description

Bitmain Antminer S21++ 235 TH/s 3878W Bitcoin

The Bitmain Antminer S21++ 235 TH/s 3878W Bitcoin is a Bitmain mining machine built to produce hashrate on Bitcoin with the SHA256 algorithm. Evaluate it as an operating asset: available power, electricity consumption, purchase price, installation conditions and profitability potential in your own environment.

Why It Fits Your Setup

235.0 TH to estimate your potential revenue.
Efficiency of 16.5 J/TH to compare this model with other ASIC miners in the same family.
Linked to the OMS calculator so you can test your electricity costs before ordering.

Check Before You Buy

Power: 3878 W, a suitable PDU and a C20 to P13 power cord.
Cooling (Air): installation, noise, ambient temperature and maintenance.
Hardware revision, firmware and control board before flashing, overclocking or repairs.

DIY & Accessories

Buy the machine on its own or build a complete setup: cables, PSUs, fans, PDUs, networking, cooling and maintenance parts for this miner family. The recommended accessories below help make sure nothing is missing at installation time.

Manufacturer / BrandBitmain (Antminer)

ModelS21++ 235TH

AlgorithmSHA256

Hashrate235.0 TH

Power consumption3878 W

Energy efficiency16.5 J/TH

Mineable coinsBTC, BCH, BSV

Cooling typeAir cooled

Dimensions (L×W×H)400*195*290 mm

Weight22 kg (48.5 lbs) net / 25.7 kg (56.7 lbs) gross

Noise level75.0 dB

Operating temperature10~40 °C (50~104 °F)

Network interfaceEthernet

Voltage220–240 V AC, single-phase

Plug typeC20 to P13 (APW17 version A power supply)

Release dateFebruary or June 2025, depending on variant

Warranty365 days – manufacturer warranty

Compare profitability, power draw, noise and ROI with the OMS calculator on this product page.

Installation

Recommended Products for This Miner

Selected by cooling type, miner family and available OMS parts.

C20 to P13 Power Cord – Bitmain S21 $23.80 View Product Control board Antminer S21 aircooled $71.99 View Product Control Board for Antminer S21 Plus / S21 XP / S21 Pro (Air-Cooled) $72.99 View Product APW17 Version A PSU for Antminer S21 $321.99 View Product Cable Ethernet CAT 5 $12.00 View Product PDU 50Amp $288.99 View Product View All ASIC Parts Fans, PSUs, cables, PDUs and cooling Open the Collection

Volume Quote

Need 7 or More Miners?

Contact OMS to check stock and batch availability and get up-to-date pricing for your quantity.

Request a Quote

Required Power Cord C20 to P13

Dispatch and delivery Dispatch and delivery times are separate. Please review our shipping policy; unconfirmed dates are not guaranteed.

Manufacturer Documentation Download the Antminer S21 user guide

Frequently Asked Questions

Is the displayed profitability guaranteed?

No. The calculation is an estimate based on recent network data, the BTC price and the electricity rate you enter.

Is the power cord included?

It depends on the model and batch. Always check the required power cord field and contact us before ordering if you are unsure.

Can I order multiple ASIC miners?

Yes. For 7 units or more, use the contact page to get a volume quote and confirmed availability.

Customer Reviews & Questions

Customer reviews and product comments are coming soon. For technical questions about this product, contact OMS before you buy.

235.0 TH/s

BTC Power 3878 W Efficiency 16.5 J/TH

Mineable Coins

QUAI Quai (SHA-256)

BTC Bitcoin

BCH Bitcoin Cash

BSV Bitcoin SV

NMC Namecoin

XEC eCash

PPC Peercoin

FB Fractal Bitcoin

Algorithm compatibility. Profitability varies with the network, difficulty and the pool you use.

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