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WaterFurnace Home > Global Sales > 50 Hz Product Comparison
Envision NK |
Envision NK (Large) |
EKW Hydronic |
NKW Chiller |
Versatec VK |
Versatec VK (Large) |
Versatec VKW Hydronic |
Versatec VKW Chiller |
Versatec CK Console |
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| Style | Water to Air | Water to Air | Water to Water | Reversible Chiller | Water to Air | Water to Air | Water to Water | Reversible Chiller | Water to Air |
| Capacity Range | 2 to 18 kW | 20 to 72 kW | 6 to 17 kW | 90 and 130 kW | 2 to 18 kW | 22 to 78 kW | 9 to 29 kW | 44 and 88 kW | 1.5 to 5 kW |
| Sizes Available | 2, 3, 4, 5, 7, 8, 10, 11, 14, 16, 18 kW | 20, 23, 29, 37, 44, 58, 72 kW | 6, 8, 12, 17 kW | 90, 130 kW | 2, 3, 4, 5, 6, 8, 10, 11, 13, 16, 18 kW | 22, 26, 33, 49, 65, 78 kW | 9, 14, 19, 29 kW | 44, 88 kW | 1.5, 2, 3, 4, 5 kW |
| Efficiency: Cooling COP |
4.5 - 5.9 | 4.8 - 5.6 | 5.1 - 6.1 | 5.2 - 5.4 | 3.6 - 4.2 | 3.4 - 4.2 | 3.2 - 3.8 | 3.6 | 3.2 - 3.7 |
| Heating COP | 3.5 - 5.0 | 3.4 - 4.2 | 4.1 - 4.3 | 4.1 - 4.9 | 3.1 - 3.4 | 3.0 - 3.6 | 2.9 - 3.4 | 3.2 | 3.1 - 3.4 |
| Compressor | Scroll | Scroll | Scroll | 2 - Scroll | Recip or Rotary | Scroll or Recip | Scroll | Scroll | Rotary |
| Refrigerant | R-410A | R-410A | R-410A | R-410A | R-22 | R-22 | R-22 | R-22 | R-22 |
| Blower | ECM | High Static Belt Drive | NA | NA | PSC | High Static Belt Drive | NA | NA | PSC |
| Cabinet Configuration | Vertical: Upflow Horizontal |
Vertical: Upflow Horizontal |
NA | NA | Vertical: Upflow Horizontal |
Vertical: Upflow Horizontal |
NA | NA | Console: Floor Mount |
| Control Type | FX Platform | FX Platform | FX Platform Base water to water control |
FX Platform | FX Platform Electromechanical |
FX Platform Electromechanical |
FX Platform Electromechanical |
FX Platform | FX Platform Electromechanical |
| Desuperheater | NA | NA | 8, 12, 17 kW only | NA | NA | NA | NA | NA | NA |
| Available Voltages | 240/50/1 420/50/3 |
420/50/3 | 240/50/1 420/50/3 |
420/50/3 | 240/50/1 420/50/3 |
420/50/3 | 240/50/1 420/50/3 |
420/50/3 | 240/50/1 |
| CE Marked | Yes | Yes | Yes | Yes | No | No | No | No | No |
| Weight Data - LB [KG] | 300 - 447 [136] - [203] |
620 - 843 [281] - [382] |
202 - 360 [92] - [164] |
1163 - 1920 [518] - [871] |
91 - 355 [41] - [161] |
725 - 1200 [329] - [544] |
244 - 460 [111] - [209] |
563 - 853 [255] - [387] |
190 - 235 [86] - [107] |
| Sound Data | 45 to 72 dBA | NA | 54 to 58 dBA | 65 to 78 dBA | NA | NA | NA | NA | NA |
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