Model S18   18 KW

• Castone® lined tank with a 10-year limited warranty.
• Features include a temperature/pressure relief valve and gauges, a
  high-temperature limit control, indicator light, on-off switch, and a
  low-water cut-off to prevent element burnout due to a low water condition.
• Features include a temperature / pressure relief valve, a pressure reducing
  valve, two temperature / pressure gauges, a high-temperature limit control,
  pilot indicator light, on-off switch, and a low-water cut-off to prevent element
  burnout due to low water condition.
• Each Booster has a built-in heat trap and fiberglass insulation to minimize
  heat loss.
• Hatco electric booster heaters are factory pre-plumbed and pre-wired
  with calibrated immersion thermostat and high-temperature limit switch.
• A stainless steel front panel and powder-coated silver-gray hammer-tone
  body is standard on all Imperial models.