What is the minimum order quantity?

The minimum order quantity is 1 unit.

What are the payment terms accepted?

We accept LC, T/T, PayPal, Western Union, and small-amount payments.

How long is the lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

Best Seller Water Cooling Container for Antminer S19 S19j PRO + S19XP Hydro L7 Ka3 K7 D9 HS3 Mining Machine Water Cooling Kit Liquid Cooler System

Name: Best Seller Water Cooling Container for Antminer S19 S19j PRO + S19XP Hydro L7 Ka3 K7 D9 HS3 Mining Machine Water Cooling Kit Liquid Cooler System
Brand: Shenzhen Letine Technology Co., Ltd.
SKU: 2050676935

Guangdong, ChinaShenzhen Letine Technology Co., Ltd.

US$399.00-15,099.00

1 Piece

Sample price:US$2999.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After-Sales Service Support

Warranty

One Year

Model NO.

water cooling container

Type

Water-Cooled

Cooling Water

Normal Water Is Ok

System Type

Closed System

Fans Species

Double-speed fan

Noise Level

Low

Application Fields

Electronics

Certification

North America/Standards: Nfpa 79:2021, UL 508A:201

Condition

New

Model 1

Water Cooling System

Model 2

Used for Antminer S19

Model 3

Used for Antminer S19j PRO

Model 4

Used for S19XP

Model 5

Used for S19 Hydro

Others

Used for All Water Cooling Machine

Transport Package

Standard Original Packing

Specification

one container can put 210 units -S19 Hyd. Series m

Trademark

Original Brand

Origin

China

HS Code

8471800000

Production Capacity

10000PCS Per Months

Key features

High Efficiency Cooling: PUE of 1.0526 with input voltage 380V/50Hz for optimal energy performance.

Wide Compatibility: Compatible with Antminer S19, S19j PRO, S19XP Hydro, L7, KA3, K7, D9, HS3.

Low Noise Operation: Double-speed fan design ensures low noise level at only 65 dB(A).

Robust Build Quality: New condition with 100% inspection including visual and function checks.

Flexible Customization: Offers full customization, minor customization, and customization from designs.

Certified Safety: Meets North America standards Nfpa 79:2021 and UL 508A:201.

Fast Delivery: Average lead time within 15 workdays for both peak and off-season.

One Year Warranty: Comprehensive one-year warranty with after-sales service support.

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: ≤3.43h

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.