What distinguishes direct from indirect cooling systems?

Direct systems channel cooling directly to internal piping or air, while indirect systems use a heat exchanger to separate external cooling from internal distribution.

How does a DX system differ from a chilled water system?

DX units specialize in air cooling, whereas chiller units cool water for integration into liquid-based systems like chilled water handlers.

What are the typical applications for this unit?

Ideal for portable fridges, medical cooling, laser cooling, direct refrigeration, cold plates, small freezers, and precision instruments.

Efficient Miniature Compressor DC Condensing Unit for Small Freezers

Name: Efficient Miniature Compressor DC Condensing Unit for Small Freezers
Brand: RIGID HVAC CO., LTD.
SKU: 2204086385

Zhejiang, ChinaRIGID HVAC CO., LTD.

US$299.00-399.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1year

Model NO.

DV1920

Principle

Rotary Compressor

Application

Low Back Pressure Type

Performance

Low Noise

Mute

Lubrication Style

Lubricated

Drive Mode

Electric

Configuration

Portable

Power Source

DC Power

Material

Copper

Weight

2.5kgs (5.51lbs)

Certificate

CE&RoHS

Transport Package

Carton

Specification

190*160*138mm (7.48x6.3x5.43 inch)

Trademark

RIGID

Origin

China

HS Code

8418699090

Production Capacity

50000pieces/Year

Key features

Ultra-Compact Design: World's smallest air direct cooling system, pocket-size for easy transport.

Direct Expansion Cooling: Eliminates secondary coolant loops, piping, and pumps for simplified integration.

Versatile DC Power: Supports 12V, 24V, and 48V DC inputs for diverse portable applications.

High Efficiency: Brushless compressor and variable speed drive board ensure energy savings.

Wide Capacity Range: Cooling capacity from 100W to 550W (360-1,880 Btu) for various needs.

Eco-Friendly Refrigerants: Uses R134a or R290 refrigerants for environmentally safe operation.

Low Noise Operation: Designed for mute performance, suitable for medical and precision instruments.

Flexible Customization: Offers flexible customization options for weight and certificates.

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: ≤1.82h 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.

Product Q&A

Q:What is a DC Condensing Unit?

It is a Direct Expansion system where refrigerant expands to cool a coil directly contacting the conditioned air, offering superior cooling efficiency without secondary coolants.

Q:What components are included in the unit?

The unit includes a mini compressor, controller, condenser, capillary, filter drier, and other essential refrigeration components.

Q:What are the advantages of RIGID DC Condensing Units?

Features include eco-friendly refrigerants (R134A/R290), brushless compressor, driver board, micro-channel condenser, and ultra-compact size for high efficiency and reliability.

Q:What is the cooling capacity of the unit?

The unit offers a robust cooling capacity ranging from 100W to 550W (360-1,880 Btu), with specific models delivering up to 450W.

Q:How does the system operate?

Expansion components regulate refrigerant flow into the evaporator coil. The fan propels air over the coil, where refrigerant absorbs heat, expands, and lowers air temperature.