Hi Delta Hydronic Boiler, 992C-2342C

Raypak's family of Hi Delta Hydronic Boilers, 992C-2342C, feature 84% efficiency, indoor and outdoor certifications, and are available in natural gas and propane variants.

Hi Delta Hydronic Boiler, 992C-2342C


Full Input in BTUH
Flue Dia.
# of Stages
 H8-992C and H8-992CD  990,000 10" 3
 H9-1262C and H9-1262CD  1,260,000 12" 4
 H9-1532C and H9-1532CD  1,530,000 12" 4
 H9-1802C and H9-1802CD  1,800,000 14" 4
 H9-2002C and H9-2002CD  1,999,000 14" 4
 H9-2072C and H9-2072CD  2,070,000 14" 4
 H9-2342C and H9-2342CD  2,340,000

  • All models indoor/outdoor certified.
  • 84% Efficiency.
  • CAT I vertical venting, CAT III sidewall venting. No extractor required for sidewall applications up to 70ft on room air.
  • Patented burner “security blanket” enhances staged combustion, minimizes installation, start-up issues, and protects burners from metal fatigue.
  • 105ºF minimum inlet water temperature.
  • Cast-iron headers with copper finned tube heat exchanger standard. Brass headers and cupro-nickel tubes available as options. AB 1953 compliant.
  • Sidewall venting capable. No extractor needed for most applications.
  • Ducted combustion air ready. TruSeal® CSA-Certified direct-vent available.
  • Status display and on-board diagnostic center, English, no codes.
  • Certified under SCAQMD Rule 1146.2. Meets all Low NOx regulations.
  • Model 2002C available for natural gas only. Other models available for natural gas or propane.
  • Optional patented FlexGas system allows the unit to be plumbed for natural gas and propane. Switch operation from one fuel to the other with the turn of a key, without shutting down the unit.
  • Cascade control of up to 8 units, no external sequencer required.
  • Cascade in parallel or sequential modulation modes.

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