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RIGID HVAC CO., LTD., stands at the forefront of innovation, revolutionizing the mini compressor and compact cooling systems industry. Renowned for its exceptional design and unparalleled quality, RIGID has quickly ascended as a trailblazer in microcooling technology.
As a dynamic and agile young company, we pride ourselves on rapid adaptability and a steadfast commitment to responsibility. Our diverse array of businesses encompasses Mini Compressor, Water Chiller, and Micro DC Aircon. Additionally, we offer specialized and cutting-edge solutions such as Stirling Cryocooler (-160ºC) and DC Condensing Unit, primarily addressing the needs of micro deep refrigeration and air conditioning.
At RIGID, we place a high priority on aligning with client budgets while enhancing their competitive edge. Our dedicated team collaborates closely with clients to craft custom refrigeration solutions that precisely fulfill their unique requirements.
| Compressor Model | QX1902VDL |
| Refrigerant | R134a, R290, R1234fy, R404A, R600A |
| Cooling Capacity | 100W~500W Adjustable |
| Compressor | Brushless Inverter Compressor |
| Coolant Temperature | 0°C to 50°C (32°F to 122°F) |
| Maximum Power Draw | 450 Watts |
| Voltage | 24V DC |
| Motor Type | Variable Speed Motor |
| Noise | <40 dBA |
| Net Weight | 1.6 lbs / 0.72kgs |
| Dimensions ( L x W x H ) | 57 x 78 mm ( 2.2 x 3.07 in ) |
| Orientation | Must operate within 30° of flat |
| Operating Ambient Temperature | 0°C to 43°C (32°F to 109°F) |
| Applications | Cooling and Refrigeration |
The miniature size and lightweight design of RIGID compressors make them perfectly suited for small, mobile, or portable applications, including:
1. What is a DC Mini Compressor?
A DC mini compressor is a small, electrically powered compressor that operates on direct current (DC), typically 12V, 24V, or 48V. It is commonly used in portable refrigeration, medical cooling, automotive air conditioning, and compact cooling applications.
2. What are the advantages of a DC Mini Compressor?
Compact Size: Suitable for tight spaces. Energy Efficient: Uses only the required power, often with variable speed control. Low Noise & Vibration: Quieter than traditional AC compressors. Low Starting Current: Works well with battery-powered or solar applications.
3. What applications use DC Mini Compressors?
Portable refrigerators & freezers (camping, RVs, medical transport). Automotive cooling systems (car mini air conditioners). Medical cooling (vaccine storage, insulin coolers). Electronics cooling (laser systems, high-performance computing). Small chillers & lab equipment.
4. What power sources can be used for DC Mini Compressors?
Batteries (Lithium-ion, Lead-acid). Solar panels (common in off-grid cooling applications). Vehicle alternators (for mobile refrigeration). AC-DC power adapters (for stationary applications).
5. How is speed controlled in a DC Mini Compressor?
Most DC mini compressors use a PWM signal, 1-5V analog signal, or UART communication to adjust speed. Higher speeds increase cooling capacity, while lower speeds reduce power consumption.
6. What are common issues with DC Mini Compressors?
Overheating: Poor ventilation or excessive load.
Startup failure: Low voltage or incorrect wiring.
Communication errors: Issues with UART or PWM control signals.
Refrigerant leakage: Can affect cooling performance.
7. How efficient are DC Mini Compressors?
DC mini compressors are highly efficient, often achieving a COP (Coefficient of Performance) of 1.5 to 2.0+, depending on operating conditions. Efficiency is improved with variable speed operation and good thermal insulation.
8. What refrigerants are used in DC Mini Compressors?
R134a (commonly used, good for medium temperatures).
R600a (eco-friendly, used in small cooling systems).
R290 (high efficiency but flammable).
R1234yf (low GWP alternative).
9. Can a DC Mini Compressor be used with a PID Controller?
Yes, many models support PID (Proportional-Integral-Derivative) control via 1-5V input or UART for precise temperature regulation.
10. How do I choose the right DC Mini Compressor?
Voltage Compatibility: 12V, 24V, or 48V based on your power source.
Cooling Capacity: Measured in watts (W) or BTU/hr, match it to your load.
Refrigerant Type: Choose based on efficiency and environmental impact.
Control Interface: PWM, 1-5V, or UART, depending on your system needs.
Size Constraints: Ensure it fits within your application's dimensions.
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