This commercial kitchen water heater is made for restaurant and kitchen use. It provides a constant large flow of hot water. Hangzhou Honny Heat Pump Technology Co., Ltd has 17 years of experience. Our factory follows local environmental rules. We have a dedicated after sales team. One person handles your case from start to finish. We do 100% full inspection during production. Finished products are checked by sample. We accept third party inspection. If goods are damaged during shipping, we will remake the machine. This protects your rights.
Four Models with Complete Parameters
| Parameter | KFRS-18E2 | KFRS-22E2 | KFRS-36E2 | KFRS-72E2 |
| Heating capacity | 18 kW | 22 kW | 36 kW | 72 kW |
| Rated input power | 4.2 kW | 5.3 kW | 8.6 kW | 16.8 kW |
| COP | 4.29 | 4.15 | 4.19 | 4.17 |
| Rated hot water output | 386 L/h | 473 L/h | 770 L/h | 1550 L/h |
| Floor heating capacity | 14 kW | 17.5 kW | 28 kW | 58 kW |
| Floor heating COP | 3.9 | 3.8 | 3.8 | 3.8 |
| Circulating water flow | 3.1 m³/h | 3.8 m³/h | 6.2 m³/h | 7.8 m³/h |
| Water resistance | ≤35 kPa | ≤35 kPa | ≤50 kPa | ≤50 kPa |
| Compressor type | Rotary | Rotary | Rotary | Scroll |
| Number of compressors | 1 | 1 | 1 | 2 |
| Refrigerant | R410A | R410A | R410A | R410A |
| Noise | 58 dB | 58 dB | 64 dB | 64 dB |
| Net weight | 120 kg | 125 kg | 250 kg | 270 kg |
| Unit dimension (mm) | 1000×390×1370 | 1000×390×1370 | 950×1110×1670 | 2025×1030×1995 |
| Water pipe connection | DN25 | DN25 | DN40 | DN40 |
| Ambient temperature | -15~43°C | -15~43°C | -15~43°C | -15~43°C |
| Water flow switch | Optional | Optional | Built-in | Built-in |
| Built-in water pump | Optional | Optional | Optional | Not built-in |
| Auxiliary electric heating | Supported | Supported | Supported | Supported |
| Indoor signal control | Supported | Supported | Supported | Supported |
| Modular control | Not supported | Not supported | Supported | Supported |
We also offer a high temperature version of this commercial kitchen water heater with 75°C output. Standard high temp units are KFRS-20K7 and KFRS-45K7. They use R134a and scroll compressors.
This commercial kitchen water heater uses R410A refrigerant. The compressor runs smoothly. Noise is only 58-64 dB. Models 18, 22, and 36 have a built-in water pump. The unit works from -15°C to 43°C. Pipe connections are standard DN25 or DN40. Installation is quick and easy. We provide free spare parts for overseas customers. For batch quality problems, our company takes full responsibility. Custom product delivery is 30-35 days. This commercial kitchen water heater is perfect for restaurant kitchens. It gives you steady hot water for dishwashing and cooking. Choose it for your next kitchen project.
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