Air-Water Heat Exchangers - Selection Guide

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  • Hammond Manufacturing offers an extensive line up of air to water heat exchanger solutions.
  • If there is a source of cool water available, these can provide a very economical cooling solution. Hammond also offers chillers to supply cold water if needed.
  • Indoor/Outdoor and Stainless Steel units to suit your application
  • Full technical specifications and cut-out diagrams are available on our website.
  • For climate control selection assistance, please utilize our Online Sizing Software.

Part Details

Click Part No, below, for details (e.g., Product drawings, assembly instructions, ship weight)

Type 3R/4 Air to Water Heat Exchangers

Units shown: inch. Switch units to: mm

Cooling Capacity (BTU) Protective Dimensions
Part # Voltage (Air/Water ▲T = 45°F/25°C) Rating Finish H W D
PWS7102A115N4LG 115 3242 NEMA 3R/4 RAL 7035 19.68 7.88 5.55
PWS7102A230N4LG 230 3242 NEMA 3R/4 RAL 7035 19.68 7.88 5.55
PWS3062A115N4LG 115 2216 NEMA 3R/4 RAL 7035 24.10 10.13 5.62
PWS3062A230N4LG 230 2216 NEMA 3R/4 RAL 7035 24.10 10.13 5.62
PWS7332A115N4LG 115 2898 NEMA 3R/4 RAL 7035 24.10 10.13 5.62
PWS7332A230N4LG 230 2898 NEMA 3R/4 RAL 7035 24.10 10.13 5.62
PWS3102A115N4LG 115 3753 NEMA 3R/4 RAL 7035 32.05 15.80 6.28
PWS3102A230N4LG 230 3753 NEMA 3R/4 RAL 7035 32.05 15.80 6.28
PWS3152A115N4LG 115 5800 NEMA 3R/4 RAL 7035 36.65 11.78 8.11
PWS3152A230N4LG 230 5800 NEMA 3R/4 RAL 7035 36.65 11.78 8.11
PWS3202A115N4LG 115 7165 NEMA 3R/4 RAL 7035 51.89 15.76 9.07
PWS3202A230N4LG 230 7165 NEMA 3R/4 RAL 7035 51.89 15.76 9.07
PWS7332A115N4LG 115 10748 NEMA 3R/4 RAL 7035 37.40 15.75 7.56
PWS7332A230N4LG 230 10748 NEMA 3R/4 RAL 7035 37.40 15.75 7.56
PWS3302A115N4LG 115 12283 NEMA 3R/4 RAL 7035 51.89 15.76 9.07
PWS3302A230N4LG 230 12283 NEMA 3R/4 RAL 7035 51.89 15.76 9.07
PWS3502A115N4LG 115 21496 NEMA 3R/4 RAL 7035 57.09 15.76 8.60
PWS3502A230N4LG 230 21496 NEMA 3R/4 RAL 7035 57.09 15.76 8.60
PWS31X2A230N4LG 230 34121 NEMA 3R/4 RAL 7035 65.52 19.75 12.10

Type 4X Stainless Air to Water Heat Exchangers

Units shown: inch. Switch units to: mm

Cooling Capacity (BTU) Protective Dimensions
Part # Voltage (Air/Water ΔT = 45°F/25°C) Rating Finish H W D
PWS7102A115N4SS 115 3242 NEMA 4X #4 304SS 19.68 7.88 5.55
PWS7102A230N4SS 230 3242 NEMA 4X #4 304SS 19.68 7.88 5.55
PWS3062A115N4SS 115 2216 NEMA 4X #4 304SS 24.10 10.13 5.62
PWS3062A230N4SS 230 2216 NEMA 4X #4 304SS 24.10 10.13 5.62
PWS7332A115N4SS 115 2898 NEMA 4X #4 304SS 24.10 10.13 5.62
PWS7332A230N4SS 230 2898 NEMA 4X #4 304SS 24.10 10.13 5.62
PWS3102A115N4SS 115 3753 NEMA 4X #4 304SS 32.05 15.80 6.28
PWS3102A230N4SS 230 3753 NEMA 4X #4 304SS 32.05 15.80 6.28
PWS3152A115N4SS 115 5800 NEMA 4X #4 304SS 36.65 11.78 8.11
PWS3152A230N4SS 230 5800 NEMA 4X #4 304SS 36.65 11.78 8.11
PWS3202A115N4SS 115 7165 NEMA 4X #4 304SS 51.89 15.76 9.07
PWS3202A230N4SS 230 7165 NEMA 4X #4 304SS 51.89 15.76 9.07
PWS7332A115N4SS 115 10748 NEMA 4X #4 304SS 37.40 15.75 7.56
PWS7332A230N4SS 230 10748 NEMA 4X #4 304SS 37.40 15.75 7.56
PWS3302A115N4SS 115 12283 NEMA 4X #4 304SS 51.89 15.76 9.07
PWS3302A230N4SS 230 12283 NEMA 4X #4 304SS 51.89 15.76 9.07
PWS3502A115N4SS 115 21496 NEMA 4X #4 304SS 57.09 15.76 8.60
PWS3502A230N4SS 230 21496 NEMA 4X #4 304SS 57.09 15.76 8.60
PWS31X2A460N4SS 460 34121 NEMA 4X #4 304SS 65.52 19.75 12.10

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Data subject to change without notice.

Tags: air to water, heat exchange, climate, indoor, outdoor, stainless steel, cooling, mini, Type 3R, Type 12, Type 4X