| Customization: | Available |
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| After-sales Service: | Yes |
| Warranty: | One Year Warrty, Lifetime Technical Support |
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RIGID is at the forefront of innovation in the realm of mini compressors and compact cooling systems. Renowned for its exceptional design and unparalleled quality, RIGID has swiftly ascended to become a trailblazer in the microcooling industry.
Despite our youthful presence, we are a dynamic company that acts with speed and a strong sense of responsibility. Our expansive portfolio encompasses Mini Compressors, Water Chillers, and Micro DC Air Conditioning units. Additionally, we offer specialized solutions such as Stirling Cryocoolers (capable of reaching -160ºC) and DC Condensing Units, tailored specifically for micro deep refrigeration and air conditioning applications. Our commitment to prioritizing client budgets is unwavering, and we collaborate intensively with our clients to boost their competitive edge. Our dedicated team partners with clients to deliver customized refrigeration solutions that align perfectly with their unique requirements.
| Model | QX1903VDL |
| Refrigerant | R134a, R290, R1234fy, R404A, R600A |
| Compressor type | Hermetic rotary dc Inverter Compressor |
| Motor type | DC Brushless motor |
| Voltage | DC 48V |
| Running speed range | 2000~6000rpm |
| Size | 78x56mm(HxD) |
| Cooling Capacity | 130-450W(443-1535Btu) |
| Current | Rated current 1~8A Max current 10A |
| Drive Board | Included |
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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