What is the cooling medium used in this system?

The system uses Helium as the coolant for direct cooling.

Can the cooler be installed in any direction?

Yes, the installation allows for any direction to be workable.

RS40 Stirling Cooler for Compact Deep Freezing Applications

Name: RS40 Stirling Cooler for Compact Deep Freezing Applications
Brand: RIGID HVAC CO., LTD.
SKU: 1965872701

Zhejiang, ChinaRIGID HVAC CO., LTD.

US$680.00-780.00

1 Piece

Sample price:US$780.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

One Year

Model NO.

RS40

Type

Air-Cooled

Cooling Water

Helium Direct Cooling

System Type

Closed System

Fans Species

Single-speed Fan

Noise Level

Low

Application Fields

Fast and Deep Freezing

Certification

RoHS, CE, CCC

Condition

New

Net Weight

2.2kg (4.8lbs)

Coolent

Helium=3G

Temp Range in Cold Fin (Cold Part)

-100°c~ 0°c

Installation

Any Direction Is Workable

Transport Package

Wooden Box

Specification

Diameter 86mm X Length 260mm

Trademark

RIGID HVAC

Origin

China

HS Code

8418699090

Production Capacity

5000PCS/Month

Key features

High Efficiency & Energy Saving: Significantly improves efficiency and saves energy compared to refrigerated compressor systems.

Robust & Reliable Design: Features no moving parts except pistons, reducing the risk of mechanical failure.

Flexible Customization Options: Offers flexible customization to meet specific application requirements.

Versatile Application Range: Suitable for food, cold chains, labs, medical imaging, and electronic component cooling.

Compact & Lightweight: Net weight is only 2.2kg (4.8lbs), ideal for compact deep freezing applications.

Low Noise Operation: Designed with single-speed fans for low noise level performance.

Comprehensive Certifications: Certified with RoHS, CE, and CCC standards for safety and quality assurance.

Company profile

High Repeat Buyers ChoiceR&D CapabilitiesQuality AssuranceLow MOQ

RIGID HVAC CO., LTD.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Flexible customization CertifiedExport Year: 7 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤1.36h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryThe supplier is a limited trading company with eight employees, focused on miniature refrigeration and thermal-management products, including miniature compressors, DC air conditioning, compact liquid chillers, and free-piston Stirling coolers. It holds a valid import and export license, exports approximately 90% of sales, and serves domestic, East Asian, European, and North American markets. Stated production volumes are substantial across several product categories, but the supplier’s organizational scale and service infrastructure appear limited. It offers flexible customization but does not provide SDKs, ODM services, or OEM services for popular brands, and reports no new products in the past year. Service procedures exist for corrective actions and customer complaints, but written records are unavailable; no overseas service countries are identified. Financial data is only represented by years, without financial performance figures, so credibility cannot be assessed. No certifications or customer...

Supplier typeThe supplier is identified as a trading company and a limited company, with no larger corporate-group affiliation. It has eight employees and a valid import and export license, indicating a legally registered, independently operated trading entity rather than a stated manufacturing-group subsidiary.

After-Sales capabilityThe supplier has procedures for corrective and preventive actions and customer complaints, but no written records are maintained. It reports zero countries offering overseas services and only one qualified service-capability supplier, indicating limited documented and international after-sales support.

R&D capabilityThe supplier describes itself as a miniature compressor innovation leader and offers flexible customization, but it has no available SDK, reports no new products in the past year, and does not provide ODM services. The evidence supports product-domain positioning but not strong current innovation output or development infrastructure.

Production capacityThe supplier offers multiple refrigeration products and reports annual outputs of 50,000 condensing units, 30,000 free-piston Stirling cryocoolers, 50,000 custom cooling systems, 50,000 compact liquid chillers, and 100,000 DC compressors. These stated volumes indicate established supply capability, although the company has only eight employees and is classified as a trading company, so the underlying production ownership is not clarified.

Customization capabilityThe supplier explicitly provides flexible customization and lists custom cooling systems among its offerings. However, it does not provide ODM services, so customization is supported but does not extend to the stated ODM model.