RFJ Durable 3400W DJ20 Air Cooler For 20㎡ Cold Storage Room
Brand :RFJ
Model number :DJ20
Refrigerating Capacity: 3.4KW
Nominal Area:20㎡
Coil Internal Volume:5.8L
Quantity of Fans:2
Description
RFJ Durable 3400W DJ20 Air Cooler for 20㎡ Cold Storage Room
Product Detail


Product Advantage
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3400W nominal cooling output is customized for 20㎡ ceiling-mounted cold room dedicated to fresh meat short-term preservation, saving valuable floor storage space.
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Dual 400mm-diameter fan units deliver total 6800m³/h airflow with 10-meter effective blowing distance to realize even temperature distribution inside cold storage.
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Full electric defrost setup with 2400W fin heater plus 1200W drain pan heater effectively clears frost in high-humidity raw meat refrigeration environment.
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Standard φ16/φ22 refrigerant inlet-outlet tubing enables quick field piping connection and is compatible with various mid-temperature condensing units.
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Optional 380/220V dual working voltage fits diverse local power supply conditions for butcher shop and small fresh food retail cold storage projects.
Technical Data
| Parameter Item | Specification |
|---|---|
| Model | DJ-3.4/20 |
| Nominal Cooling Capacity | 3400 W |
| Nominal Applicable Cold Storage Area | 20 m² |
| Tube Volume | 5.8 L |
| Refrigerant Inlet & Outlet Pipe Size | φ16/φ22 mm |
| Fan Quantity | 2 pcs |
| Single Fan Diameter | 400 mm |
| Fan Rated Voltage | 380/220 V |
| Single Fan Power | 180 W |
| Total Air Volume | 6800 m³/h |
| Air Blowing Range | 10 m |
| Fin Electric Defrost Power | 2400 W |
| Water Pan Defrost Power | 1200 W |
Company Profile
Shenzhen Ruifujie Technology Co., Ltd. has more than 20 years of industry experience, specializing in high-quality refrigeration products and refrigeration compressors. Our main products include scroll, piston, rotor, semi-hermetic and screw compressors, which are sold to Jaipur, New Delhi, the USA, UK, Russia and other global regions. We have rich experience in ice machines and cold storage equipment, offer customized OEM/ODM services, and are highly recognized by global customers for premium refrigeration compressors and reasonable prices.






Package and Shipping
| Supply Ability | 1000000 pieces/year,MOQ is usually one piece, |
| Shipping Time | Sample order in stock within 3 days,Bulk order generally 10-15 working days after receiving deposit |
| Shipping Method | Support by sea,by air,by express(DHL,FedEx,UPS...) |
| Payment Terms | TT/Western Union |
| 30% Advance Payment,70% Final Payment | |
| Shipping Port | Ningbo Port, Shanghai Port, Shenzhen Port |

FAQ
Q: What are the main products?
A: Semi-hermetic compressor,Hermetic Compressor,Condenser Unit,Air Cooler,Spare Parts,Chillers and Evaporators
Q: What info do you need for quotation?
A: Cooling capacity/HP,application temperature range,power supply ,refrigerant type,compressor construction,end usage,replacement for original brand.
Q: What services and after-sales support do you provide?
A: We guarantee product quality with a 1-year warranty. Our team ensures reliable support throughout and after your purchase.
Q: Can I get free samples?
A: Samples are not free. Customer bears sample cost and courier freight. We will refund sample fees once bulk order quantity reaches agreed MOQ.
Q: What is your payment terms?
A: TT/WESTERN UNION
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