Cooler — 220V, 380V, 420V, 440V, cooling capacity 50ton. The complete factory specification follows. Made by OnlyKem (Jinan) Technology Co., Ltd. (17 years on the platform, factory-assessed). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Cooler
- Voltage: 220V, 380V, 420V, 440V
- Cooling Capacity: 50ton
- Steel Material: color steel , stainless steel
- Refrigerant: R404A,R507
- Warranty: 1 Year
- Warranty Of Core Components: 1 Year
Technical Specifications
| Cooling Capacity | 50ton |
|---|---|
| Temperature | -35℃ ~ +20℃ |
| Compressor Brand | Copeland, Bitzer, Emerson |
| Voltage | 220V, 380V, 420V, 440V |
| Panel Thickness | 100 mm, 200 mm, 120 mm, 75mm, 50 mm, 150 mm |
| Machinery Test Report | Provided |
| Warranty | 1 Year |
| Feature | Solar |
| Video Outgoing-Inspection | Provided |
| Core Components | Pressure Vessel, Motor, Bearing, Gear, Gearbox, PLC, Pump, Engine |
| Key Selling Points | Long Service Life |
| Place Of Origin | China |
| Brand Name | OnlyKem |
| Dimension(L*W*H) | Customized |
| Color | white, optional |
| Keywords | Walk In Cooler Panels |
| Refrigerant | R404A,R507 |
| Usage | Beer , meat , fish , fruit , vegetable, Cold Storage |
| Door Type | sliding door , hinged door |
| Density | 40~42KG/M3 |
| Panel Connection | cam-lock |
| Steel Material | color steel , stainless steel |
| Applicable Industries | hotels, Garment Shops, Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Food & Beverage Factory, Farms, Restaurant, Home Use, Retail, Food Shop, Printing Shops, Construction works , Energy & Mining, Food & Beverage Shops, Advertising Company |
| Condition | New |
| Warranty Of Core Components | 1 Year |
| Weight | 100 |
| Selling Units | Single item |
| Single Package Size | 60X30X20 cm |
| Single Gross Weight | 60.000 kg |
Product Details
Walk In Cooler Pu Insulation Wall Floor sandwich Panels For Cold Storage Room Freezer








1. Our Pu Panel Standard width is 960mm , The length can be customized according to your requirements .
2. PU panel is B2 fire proof grade, keep best insulation effect and safety.
3. Durable zinc-coated cam lock, very easy to install, anti-corrosion effect is very good.
4. 40-42 kg/m3 density PU foam, the insulation effect is good . In other words , can save your electricity cost .
5. CFC FREE raw material , environmental friendly.
After placing order ,our designer will design an exact drawing for your cold room , you can install it easily .














PU sandwich panel (Polyurethane)is composed of 2 layers of weather-proof colored steel sheets and jetted the hard forms of polyurethane between 2 layers which feature fireproof materials, which is embedded the eccentric hook in the mould around the sandwich panel when produce, convenient assembly, and generally applicable to small or medium-sized cold room.


Cold room panel specification | ||
Panel Type | Polyurethane Sandwich Panel | |
Thickness of panels | 75mm 5℃ to 15℃ | |
100mm -15℃ to 5℃ | ||
120mm -20℃ to -15℃ | ||
150mm -30℃ to -20℃ | ||
200mm lower than -30℃ | ||
Panel Length | Customized longest: 11.8m (according to container dimension) | |
Panel Width | 960mm standard | |
PU Density | 40-42kg/m3 | |












Ordering and Pricing
- Minimum order quantity: 1 square meter
- Volume pricing:
- 1–49 square meter: US $21 / square meter
- 50–99 square meter: US $18 / square meter
- 100+ square meter: US $15 / square meter
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this cooler?
The standard minimum order quantity is 1 square meter. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the cooler be supplied for my local voltage?
The standard configuration is 220V, 380V, 420V, 440V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by OnlyKem (Jinan) Technology Co., Ltd., based in China. The company 17 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full OnlyKem (Jinan) Technology Co., Ltd. range on HVACR Nexus.
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