Cool Room Evaporator
Brand:RFJ
Model number:RFJ-D9.1E4.5
Refrigerating Capacity:9.1KW
Air Volume:2x3900m³/h
Fan Voltage:380V
Quantity of Fans:2
Description
Dedicated Food Preservation Cold Chain Solution
The D9.1E4.5 cool room evaporator is a high-performance, ceiling-suspended commercial cooling unit specifically engineered for medium and high-temperature storage projects maintaining a stable 0°C to 5°C room baseline. Providing a substantial 9.1 kW nominal cooling capacity, this robust cool room evaporator is expertly optimized to meet the strict thermal parameters required for high-humidity food warehousing. It serves as a dependable environmental control system for storing delicate dairy products, fresh meats, poultry, and agricultural produce where consistent temperature regulation is paramount.


Overcoming Dehydration and Thermal Inefficiencies
Traditional commercial cooling units often struggle with slow cooling recovery and localized air stagnation, leading to accelerated product dehydration, moisture loss, and spoilage. The D9.1E4.5 cool room evaporator eliminates these operational issues by pairing custom dual sine wave louvered fins with high-turbulent, internally grooved copper tubes. This advanced configuration drastically reduces the internal oil film thermal resistance and delivers a strong, uniform air throw to maintain balanced relative humidity and minimize temperature fluctuations throughout the room.
Heavy-Duty Structural Crafts & Compatibility
Built to endure continuous high-moisture refrigeration duty, the unit features a high-grade steel exterior covered in a premium corrosion-resistant powder finish. It is equipped with two dual low-temperature external rotor motors running at 180 W each with an IP55 protection rating and Class F insulation to ensure exceptionally quiet operation from -40°C up to 60°C. For seamless project integration, the system provides full compatibility with a variety of standard refrigerants (R404A, R507A, R23, R134a, R22) and successfully withstands a mandatory 2.8 MPa clean air pressure test.

Parameter Table
| Model | D9.1E4.5 |
| Nominal Cooling Capacity | 9.1 kW |
| Air Volume | 2 × 3900 m³/h |
| Motor Power | 2 × 180 W |
| Fan Voltage | 380 V |
| Liquid Inlet / Gas Return Diameter | 12 mm / 22 mm |
| Electric Defrost Power | 4.2 kW |
Company Profile

Shenzhen Ruifujie Technology Co., Ltd.
Ruifujie operates as a modernized, large-scale industrial refrigeration pioneer with an established track record spanning over 20 years. Our diverse product catalog encompasses scroll, piston, rotor, semi-hermetic, and screw-type refrigeration compressors, seamlessly integrated with matching cold storage systems, blast freezers, and industrial ice machinery. Backed by robust engineering capabilities, we offer versatile OEM/ODM customization services tailored to specific client configurations. Ruifujie's premium equipment is exported globally to major markets including the United States, United Kingdom, Russia, UAE, and Saudi Arabia, winning widespread international acclaim for exceptional cost-performance and long-term operating stability.
16+ Years Experience
Sea-near Factory
Freight Cooperation
Global Shipping
Certifications






FAQ
01.How does the internal grooved structure of the copper tubes benefit daily operation?
02.What specialized anti-corrosion treatments are applied to the outer casing for harsh environments?
03.How is the electric defrosting system designed to prevent ice buildup in the water tray?
04.What is your standard Minimum Order Quantity (MOQ) for this model?
05.What are your standard terms of trade and logistics packaging details?

One-Stop Procurement Solution
Ruifujie provides integrated B2B procurement packages to seamlessly supply entire refrigeration systems for large-scale logistics operations and food processing complexes. We excel at combining our specialized cool room evaporator lines with matched commercial condensing units, compressors, and control systems to optimize your energy footprint. Please forward your project dimensions, required cooling load capacities, or target purchasing quantities, and our application engineering department will deliver a comprehensive configuration proposal within 8 hours.
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