HI Delta SS

HD101-HD401

Reliable, Compact Solution

Raypak’s family of Hi Delta SS Hydronic Boilers (HD101-HD401) feature copper finned tube heat exchangers with cast-iron headers. All indoor and outdoor models have a compact design perfect for small spaces (footprint is less than 6.9 ft for all models).

MODEL SIZES

  • product image
    • HI Delta SS
      H3-HD101
    • Input Rate
      100 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      2:1
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS
      H3-HD151
    • Input Rate
      150 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      2:1
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS
      H3-HD201
    • Input Rate
      199 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      2:1
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS
      H3-HD251
    • Input Rate
      250 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      2:1
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS
      H3-HD301
    • Input Rate
      299 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      2:1
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS
      H3-HD401
    • Input Rate
      399 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      2:1
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS (Residential)
      H3-HD101R
    • Input Rate
      100 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      Min 60%
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS (Residential)
      H3-HD151R
    • Input Rate
      150 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      Min 60%
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS (Residential)
      H3-HD201R
    • Input Rate
      199 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      Min 60%
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS (Residential)
      H3-HD251R
    • Input Rate
      250 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      Min 60%
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
  • product image
    • HI Delta SS (Residential)
      H3-HD301R
    • Input Rate
      299 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      Min 60%
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM
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    • HI Delta SS (Residential)
      HD-HD401R
    • Input Rate
      399 MBTU/h
    • Thermal Efficiency
      84%
    • Indoor & Outdoor
    • ASME
    • Energy Type
      Gas
    • Turndown
      Min 60%
    • Venting
      Category I & III
    • Voltage
      120VAC
    • 1-Phase
    • Max Water Flow
      44 GPM