Air-cooled Vertical Four-door Refrigerator (Dual-Temp)
Highlights:
- Dual Temperature Zones
Upper freezer (-22 ~ -18°C) and lower refrigerator (-2 ~ +8°C) for versatile storage needs. - Energy-Efficient Inverter Refrigeration
R290 refrigerant with inverter compressor ensures low energy consumption (4.56 kWh/24h). - Smart Airflow with EC Fans
Optimized duct circulation guarantees uniform cooling and temperature stability in both zones. - Premium Insulation & Durable Construction
Cyclopentane foam + VIP panels with SUS304 stainless steel interior provide high thermal efficiency and hygienic storage. - Easy Maintenance & Smart Control
Auto defrost, self-evaporating condensate, front-access filter, and RS485/ModBus remote monitoring for convenient operation.
The YHA-4FR-E Air-cooled Vertical Four-door Dual-Temp Refrigerator from Realmann combines dual-zone refrigeration with advanced energy-efficient technology, offering a freezer (-22 ~ -18°C) on the upper compartment and a refrigerator (-2 ~ +8°C) on the lower compartment. With a total net capacity of 934L, this dual-purpose unit is ideal for commercial kitchens, supermarkets, foodservice operations, and laboratories where simultaneous cold and frozen storage is required.
Featuring a smart airflow system and EC fans, the unit ensures precise air distribution for consistent temperatures across both zones. Equipped with an inverter compressor and eco-friendly R290 refrigerant, the YHA-4FR-E delivers stable performance with minimal temperature fluctuations.
Built with AISI 304 food-grade stainless steel and VIP insulation panels, it offers durability, hygiene, and energy efficiency. Additional features like auto defrost, remote monitoring (RS485 / ModBus), and easy-clean design make it both convenient and reliable for professional use.
Features
✔ Dual Temperature Zones
Upper freezer (-22 ~ -18°C) and lower refrigerator (-2 ~ +8°C) for versatile storage.
✔ Energy-Efficient Inverter Refrigeration
R290 refrigerant with inverter compressor ensures low energy consumption (4.56 kWh/24h).
✔ Smart Airflow & EC Fans
Controlled duct circulation delivers uniform cooling across both zones.
✔ Premium Insulation & Durable Construction
Cyclopentane foam + VIP panels with SUS304 stainless steel interior for hygiene and thermal efficiency.
✔ Easy Maintenance & Smart Control
Auto defrost, self-evaporating condensate, front-access filter, and RS485 remote monitoring support convenient operation.
Technical Specifications
| Category | Specification |
|---|---|
| Model | YHA-4FR-E |
| Brand | Realmann |
| Temperature Zones | Upper Freezer: -22 ~ -18°C Lower Refrigerator: -2 ~ +8°C |
| Cooling Type | Air-cooled, Forced Air Circulation |
| Net Capacity | 934 L |
| Usable Capacity | 467 L (Freezer) / 467 L (Fridge) |
| Gross Capacity | 1040 L |
| Refrigeration Capacity | 520 W |
| Refrigerant | R290 (GWP=3) |
| Refrigerant Charge | 150 g |
| Energy Consumption | 4.56 kWh / 24h |
| Annual Energy Use | 1664 kWh |
| Energy Class | Class B |
| Power Supply | 220–240V / 50–60Hz |
| Rated Power | 650 W |
| Rated Current | 2.31 A |
| Insulation | Cyclopentane + VIP (60 mm incl. VIP panel) |
| Defrost System | Electric, microprocessor-controlled |
| External Material | SUS304 + galvanized steel |
| Internal Liner | SUS304 |
| Shelves | 4 pcs (550×580 mm, food-grade) |
| External Dimensions (W×D×H) | 1230 × 800 × 1980 mm |
| Internal Dimensions (W×D×H) | 1110 × 660 × 1420 mm |
| Weight | 135 kg (Net) / 160 kg (Gross) |
| Climate Class | 4 (5~43°C ambient) |
Applications
- Commercial Kitchens & Restaurants
- Supermarkets & Grocery Stores
- Hotels & Catering Services
- Laboratories & Pharmaceutical Storage
- Food Processing & Cold-Chain Facilities
FAQ
Q1: What temperature zones does this refrigerator support?
A: The unit features a dual-zone design: upper freezer (-22 ~ -18°C) and lower refrigerator (-2 ~ +8°C).
Q2: Is the unit energy-efficient?
A: Yes. It uses an inverter compressor with R290 refrigerant, consuming just 4.56 kWh per 24h under standard conditions.
Q3: Does it require manual defrosting?
A: No. The automatic electric defrost system with self-evaporating condensate eliminates the need for a drain pipe.
Q4: Can it be integrated into a remote monitoring system?
A: Yes. The RS485 interface with ModBus protocol allows smart control and monitoring.
Q5: How easy is it to maintain hygiene?
A: The interior is food-grade SUS304 stainless steel with rounded corners, plus removable filters for effortless cleaning.






