What are the power system specifications?

It operates on a 380V power system with a 225A master switch, 100A*3 AC contactors, 35 square meter main lines, and 16 square meter branch lines.

What is the PUE value of this cooling system?

The system achieves a PUE as low as 1.03, ensuring high efficiency and energy savings.

How does the smart control system work?

It offers manual and automatic dual-mode control. The automatic mode uses full closed-loop water temperature control to keep miners in optimal condition and supports online program upgrades.

S21 200t Air Cooling Machine S2117.5W/T

Name: S21 200t Air Cooling Machine S2117.5W/T
Brand: Shenzhen Letine Technology Co., Ltd.
SKU: 2093889125

Guangdong, ChinaShenzhen Letine Technology Co., Ltd.

US$449.00-16,999.00

1 Piece

Product profile

Customization

Available

After-sales Service

Warranty for Radiator

Warranty

Warranty for Radiator

Model NO.

S21 200t

Type

Water-Cooled

Cooling Water

Industrial Water

System Type

Closed System

Fans Species

Double-speed fan

Noise Level

Ultra Low

Application Fields

Electronics

Certification

RoHS, CE

Condition

New

Product

Water Cooling Radiator

Power Connector Type

12-Bit 16A

Maximum Power Consumption

70kw

Net Weight

170kg

Pipe Diameter

1.5 Inches

Product Size

105*W: 65*H 235

Power System

380V

Transport Package

Box

Specification

195 x 290 x 400mm

Trademark

Origin

China

HS Code

8471504090

Production Capacity

5000/ Week

Key features

High-Density Design: 200KW cooling capacity supports up to 20 water-cooled mining machine positions.

Energy Efficiency: PUE as low as 1.03 with variable frequency fan control to reduce energy and noise.

Smart Control System: Dual-mode control with automatic closed-loop water temperature regulation and online upgrades.

Comprehensive Protection: Features water temperature, current, power, and leakage protection with alarm systems.

Secure Access Control: Equipped with fingerprint identification and emergency stop fire push bar lock.

Versatile Compatibility: Compatible with various water-cooled miners like M33S, M53, S19 Hydro, and air-cooled models with plates.

Customization Options: Flexible customization available for power connectors, heating components, and overclocking setups.

Certified Safety: RoHS and CE certified ensuring compliance with international safety standards.

Company profile

Low MOQCustomization from SamplesODM ServicesOEM Services

Shenzhen Letine Technology Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 19 years CertifiedNearest Port: Shenzhen Yantian PortAverage Response Time: ≤3.97h

AI-Powered supplier vetting

SummaryShenzhen Letine Technology Co., Ltd. is a China-based limited company established in 2006, with 78 employees and business activities covering computer hardware, software, peripherals, digital products, artificial intelligence hardware/software, wearable devices, and import/export. The supplier reports strong customization options, OEM service for popular brands, SDK availability, inventory capability, quality assurance, documented complaint and corrective-action procedures, and 19 years of export experience. It also states that 90% of sales are exports and that it has participated in the 2025 ISE-Spain trade show. However, no valid manufacturing-capacity contract exists with its factory or related subcontractors, and it lacks overseas warehouses, showrooms, agents, or branches. The supplied information does not provide verifiable certifications, detailed customer cases, or sufficient financial-performance evidence.

Supplier typeThe supplier is identified as a combined company and a limited company, Shenzhen Letine Technology Co., Ltd., operating from Guangdong, China. Its stated scope includes computer hardware, software, peripherals, digital products, AI-related products, wearable devices, and import/export activities, indicating a technology supplier with both trading and manufacturing-related activities.

After-Sales capabilityThe supplier states that it has fast and professional after-sales capabilities, with a sales team available online 24 hours. It also reports clear procedures and followed records for handling customer complaints and corrective and preventive actions, providing explicit evidence of an established service process.

R&D capabilityThe supplier reports R&D capability with an available SDK and business activities involving AI application software development, AI hardware sales, wearable smart-device manufacturing, and sales. These details support relevant technical and product-development capability, although no specific patents, R&D team size, or developed products are provided.

Customization capabilityThe supplier explicitly offers flexible, minor, and full customization, including customization from customer designs and samples. This directly indicates broad customization options across different starting inputs and project scopes.

Product Q&A

Q:Which mining machines are compatible with this unit?

It supports water-cooled miners like M33S, M53, S19 Hydro, and S19PRO+ Hydro. Air-cooled models like S19, L7, D7, M20, M30s, and M50 can also be used with a water-cooling plate.

Q:Can I overclock the mining machines with this system?

Yes, for overclocking, you need to add an air-cooling overclock power supply and a water-cooling overclock board for air-cooled miners. Water-cooled models only require the air-cooling overclock power supply.

Q:What is the cooling capacity and how many machines can it support?

The unit offers 200KW cooling capacity and can accommodate up to 20 water-cooled mining machine positions.

Q:What safety protections are included?

The system includes water temperature protection, current protection, power protection, leakage protection, and an alarm system.

Q:Is customization available for this product?

Yes, flexible customization is available for power connectors, heating components, and overclocking configurations based on your requirements.