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| The 4 chamber RA-18 is the ideal choices for the apartment or condominium dwelling, where the incoming water temperature rarely drops below 60 degrees F. Also, great as a back-up to passive heat recovery systems, excellent for split systems serving individual entities such as lavatories, shower/bath rooms and kitchens. Spas and hot tubs. |
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Features
- Size:15 3/4" x 15 3/4" x 6 1/4"
- Heat output (max.): 75,080 BTU
- Power rating (max.): 22 kW
- Voltage rating (nominal): 240 VAC
- Current rating (max.): 91 A
- Energy factor: 0.99+
- Heating elements: 5500 watts x 4
- Temp. output (dial): 90-130°F
- Built-in DSM utility integration option
- Small and compact
- 3/4" plumbing connections
- Continuous venting
- High performance polymer nylon chamber material
- Built-in leak detector and alarm
- UL 499 approval listing for water heating applications
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