Instruction Manual for BITMAIN models including: S21 235T-10, S21 225T-10, S21 216T-10, S21 Plus Profitability Asic Miner, S21 Plus, Profitability Asic Miner, Asic Miner

AntMiner S21 product manual

Bitmain, AntMiner, S21

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Bitmain Antminer S21 Bitcoin Miner - Ultrabit


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s21-product-manual-v106
S21+
Product Manual
Jul. 2024
BITMAIN TECHNOLOGIES INC. www.bitmain.com

S21+ Product Manual

1.Specification

Product Glance

Value

Model
Version
Crypto algorithm/coins
Typical Hashrate, TH/s(1-1) Power on wall @25(1-2), Watt(1-1) Power efficiency on wall@25(1-2), J/TH(1-1)

S21+

(235T-10) (225T-10) (216T-10)

SHA256 | BTC/BCH/BSV

235

225

216

3878

3713

3564

16.5

Detailed Characteristics

Value

Power supply

Phase Input voltage range(2-1), Volt

1 220~277

Input frequency range, Hz Maximum input current, Amp
Hardware Configuration

50~60 20

Network connection mode Server size (Length*Width*Height, w/o package), mm
Server size (Length*Width*Height, with package), mm
Net weight, kg
Gross weight, kg Noise(2-2)@30, dBA

RJ45 Ethernet 10/100M 449*219*293
640*360*450 21.5 24.5 76

Environment Requirements
Operation temperature, Storage temperature,  Operation humidity(no condensation), RH Operation altitude(2-3), m

-20~45 -20~70 10%~90% 2000

Notes:
(1-1) The Hashrate value, Power on wall, and Power efficiency on wall are all typical value. The actual Hashrate value fluctuates by ±3%, and the actual Power on wall and Power efficiency on wall fluctuate by ±5%. (1-2) Inlet air temperature. (2-1) Caution: Wrong input voltage may probably cause server damaged. (2-2) The noise is loudest when the fan is under maximum RPM(rotation per minute). (2-3) When the server is used at an altitude from 900m to 2000m, the highest operating temperature decreases by 1 for every increase of 300m.

-2-

2. Performance Curves
(1) Hashrate vs. Ambient Temperature

S21+ Product Manual

TH/S

S21+ 216 Hashrate

250 216 216 216 216 216 216 216 216 216 216 216 216 216

200
200 200 150

100

50

0 -20 -15 -10 -5

0 5 10 15 20 25 30 35 40 45
Ambient Temperature()

(2) J/T vs. Ambient Temperature

-3-

J/T

S21+ J/T

25

20 16.5 16.5 16.5 16.5 16.5 16.5 16.5 16.5 16.5 16.5 16.5

17

17.6 18.2

15

10

5

0 -20 -15 -10 -5

0 5 10 15 20 25 30 35 40 45
Ambient Temperature()

-4-



References

Microsoft Word 2016 Microsoft Word 2016