The dual-element system is uniquely compatible with Infratech’s Duplex Stack Switches
It participates in the safe operation of drainage by ensuring proper alignment and clearance in the cover area
A failed switch can keep the heater from proving flow and make a Raypak heater not working issue look like a larger system failure
Used in residential and commercial pools
Pentair designs commercial-grade pumps for continuous-duty aquatic environments
Raypak Professional Digital Natural Gas Pool Heater, 399,000 BTU, Cupro-Nickel | 013744 Bastille The dual-element system is uniquelyRaypak Professional Series Digital B R408 EN X #51 399,000 BTU Natural Gas Cupronickel Heater (2,0006,000 ft) The B R408 EN X is Raypak's top tier Professional Series heater bronze headers, cupro nickel heat exchanger, natural gas, maximum 399,000 BTU output. This #51 version is rated for 2,0006,000 ft elevation; if you're below 2,000 ft, order the #50 version instead. Quick Stats 399,000 BTU input the highest output in this lineup Natural gas Cupro