Rinnai C53e Picture

It not only heats up your hot water... it heats up your profits too! This compact interior unit is sealed combustion and can be mounted in a variety of space saving locations and applications.

Rinnai Logo C53e Exterior Commercial Tankless Heater

Advanced Tankless Water Heating & Style

  • Heavy Gauge Cabinet
  • Grey Textured Powder Coat Finish

Tankless Technology

  • Continuous Hot Water on Demand Delivered from 0.7 to up to 5.3 GPM
  • Provides Heated Water For a Variety of Commercial Applications
  • MC-91 Digital Temperature Controller =/-2° F included
  • Direct Electronic Ignition - No Pilot Light
  • On Board Diagnostics And Safety Monitoring
  • Click To See Service Code Information
  • Exterior Unit - No Venting Required
  • Multiple Units May Be Manifolded Together for Unlimited Capacity

Tankless Energy Efficiency

Warranty

Specification Table

  • Minimum / Maximum Gas Rate (Input Btu/Hr.) 19,000 - 150,000
  • Dimensions: 8"D x 14"W x 22" H
  • Weight: 34 lbs.
  • 5.3 GPM Maximum Hot Water Capacity at 35° Rise
  • 3.4 GPM Maximum Hot Water Capacity at 75° Rise
  • NoX Emissions Less Than 40Ng/J
  • Temperature Range 120 - 185° F
  • Click Here To See Complete Flow VS. Temperature Rise Graph

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