Solar Refrigerator
110mm CFC-free PU insulation wall
384L large capacity
DC 12V/24V input (75W power consumption)
External rotor brushless DC compressor + matching condenser/evaporator
R134A refrigerant
- Introduction
- Main features
- Specifications
- Recommended
The Demax freezer series (DM384F, DM315RF, etc.) is an ultra-energy-efficient DC 12V/24V cooling line (212L-433L capacities). Equipped with brushless DC compressors, 110mm CFC-free insulation, and R134A refrigerant, it cools down to -22°C (works at 43°C ambient) with 12hrs power-off cold retention. Supporting wind/solar/grid power, it features dual-zone options (some models), intelligent controls, multiple protections, and durable steel cabinets. CE-certified, it’s ideal for households, rural areas, cold chains, etc., with 60% energy savings vs. standard freezers and low maintenance.

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Features |
Advantages |
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1. 110mm CFC-free PU insulation wall |
1. Minimizes heat transfer; locks cold efficiently |
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2. 384L large capacity |
2. Sufficient storage for various frozen goods |
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3. DC 12V/24V input (75W power consumption) |
3. Ultra energy efficiency (60% solar/battery savings vs. standard freezers) |
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4. External rotor brushless DC compressor + matching condenser/evaporator |
4. Stable cooling; low energy loss |
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5. R134A refrigerant |
5. Environmental-friendly; safe for use |
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6. Freezes to -18°C (ambient 43°C; max -22°C) |
6. Effective cooling even in high-temperature environments |
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7. 12hrs cold retention (power off) |
7. No rapid thawing when power is cut |
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8. Dual fridge/freezer function |
8. Versatile for different storage needs |
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9. Automatic voltage detection |
9. Adapts to unstable power supplies; avoids damage |
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10. Multiple protection functions (electronic/reverse polarity/deep discharge) |
10. Safe operation; extends device/battery lifespan |
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11. Celsius/Fahrenheit switch |
11. User-friendly for different regions |
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12. Self-detect fault alarm |
12. Timely problem alert; reduces maintenance risks |
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13. 2 solid + 4 gas lids |
13. Seals cold tightly; prevents temperature leakage |
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14. Fully numerical controller |
14. Precise temperature adjustment; easy operation |
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15. Self-locked DC cord plug |
15. Avoids accidental disconnection; ensures stable power |
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16. Built-in backup temperature probe |
16. Ensures accurate temperature monitoring |
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17. 4 castors + robust steel cabinet |
17. Easy mobility; durable & long-lasting |
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18. 60% solar/battery saving (vs. standard models) |
18. Lowers energy/operation costs |
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19. 15% longer battery life (vs. normal models) |
19. Reduces frequent battery replacement |
| Model No | DM384F | DM315RF | DM277RF | DM362RF | DM212RF | DM433F |
| Capacity | 384L | 315L/145L-fridge/170L-freezer | 277L/127L-fridge/150L-freezer | 362L/169L-fridge/193L-freezer | 212L/94L-fridge/118L-freezer | 433L |
| Input voltage | DC12V/24V | DC12V/24V | DC12V/24V | DC12V/24V | DC12V/24V | DC12V/24V |
| Power consumption | 75W | 63W | 58W | 65W | 57W | 75W |
| Product size(mm) | 1613(L)*736(W)*888(H) | 1613(L)*736(W)*814(H) | 1213(L)*736(W)*965(H) | 1613(L)*736(W)*888(H) | 1213(L)*736(W)*814(H) | 1613(L)*736(W)*965(H) |
| Carton size(mm) | 1660(L)*750(W)*940(H) | 1660(L)*750(W)*865(H) | 1260(L)*750(W)*1015(H) | 1660(L)*750(W)*940(H) | 1260(L)*750(W)*865(H) | 1660(L)*750(W)*1015(H) |
| N.W./G.W(KG) | 83/89 | 80/86 | 68/74 | 83/89 | 60/66 | 86/92 |
| Loading quantty | 20PCS/20GP 56PCS/40HQ | 20PCS/20GP 63PCS/40HQ | 26PCS/20GP 74PCS/40HQ | 20PCS/20GP 56PCS/40HQ | 26PCS/20GP 81PCS/40HQ | 20PCS/20GP 56PCS/40HQ |
| Cooling performance | Max-22℃ | Max - 22°C | Max - 22°C | Max - 22°C | Max - 22°C | Max - 22°C |
| Accessory(optional) | DC cableAC/DC adaptor(optional) | DC cable, AC/DC adaptor(optional) | DC cable, AC/DC adaptor(optional) | DC cable, AC/DC adaptor(optional) | DC cable, AC/DC adaptor(optional) | DC cable, AC/DC adaptor(optional) |
| Insulation wall | PU/110mm/CFC Free | PU/110mm/CFC Free | PU/110mm/CFC Free | PU/110mm/CFC Free | PU/110mm/CFC Free | PU/110mm/CFC Free |
| Refrigerant | R134A | R134A | R134A | R134A | R134A | R134A |
| Certificate | CE | CE | CE | CE | CE | CE |
| Cabinet | Outer shel:Prepainted Steel Cabinet Plate:Galvanized Steel,4 Castor | Outer shell: Prepainted Steel Cabinet Plate : Galvanized Steel, 4Castor | Outer shell: Prepainted Steel Cabinet Plate : Galvanized Stee1,4 Castor | Outer shell: Prepainted Steel Cabinet Plate : Galvanized Steel, 4Castor | Outer shell: Prepainted Steel Cabinet Plate : Galvanized Steel, 4Castor | Outer shell: Prepainted Steel Cabinet Plate : Galvanized Steel , 4Castor |
| Compressor | External Rotor,Brushless DC compressor | External Rotor, Brushless DC compressor | External Rotor,Brushless DC compressor | External Rotor,Brushless DC compressor | External Rotor, Brushless DC compressor | External Rotor, Brushless DC compressor |
| Condenser | Fin coil | Fin coil | Fin coil | Fin coil | Fin coil | Fin coil |
| Evaporator | tube on sheet,low pressure designed suitable for DC compressor | tube on sheet , low pressure designed suitable for DC compressor | tube on sheet, low pressure designed suitable for DC compressor | tube on sheet, low pressure designed suitable for DC compresssor | tube on sheet, low pressure designed suitable for DC compressor | tube on sheet, low pressure designed suitable for DC compressor |