Call us at 1-800.562.7797 or use our Contact Form  
                                       
Showroom Open 8:00am to 4:30pm M-F PST

USPS International Services are experiencing delays.
International Priority mail is currently taking 4+ weeks. 
 
 
 
 
  • CurrencyUS
    • En
      0 items $0.00
      • Login Logout
      • Account
      • Re Order
      • Quick Buy
      Logged in as:   
       
                                      Call us at 1-800.562.7797 or use our Contact Form  
                                             
      Showroom Open 8:00am to 4:30pm M-F PST

      USPS International Services are experiencing delays.
      International Priority mail is currently taking 4+ weeks. 
       
       
       
      • Welcome
      • Shopping Cart
      • My Account
      • Heat
      • Cool
      • Galley
      • Hardware
      • Electrical
      • Info
      • Shop
        Heat > REAL Hydronic Air Handlers > Fan Heaters > 6400 Series > 

        Categories

        Heat
        Webasto Diesel Heaters
        Heating System Installation Equipment
        Webasto Repair Parts
        Deluxe Heater Kits
        Olympia Hydronic Furnaces
        Proheat Diesel Heaters
        REAL Hydronic Air Handlers
        Defrosters
        Fan Heaters
        6000 Series
        6200 Series
        6300 Series
        6400 Series
        Combo Heater/Defrosters
        Real Replacement Fans & Blowers
        Solid Fuel Heater
        Diesel Stoves and Heaters
        Propane (LPG) Heaters
        King Electric Marine Heaters
        Cool
        Galley
        Hardware
        Electrical
        Info
        Shop
        Sort by Name Sort by Price

        6400 Series

        The largest of the low-power consumption units, the 6400 series is designed to heat larger spaces and main cabins. The 6400 series is rated to 19,250 BTU and comes with two fans that can be run together or individually controlled for separate spaces.

          REAL Heat 6400B 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6400B 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $534.57

          Our Price : $481.11 – $604.95

          Add to Compare
          REAL Heat 6414 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6414 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $559.38

          Our Price : $558.79 – $601.45

          Add to Compare
          REAL Heat 6423 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6423 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $599.74

          Our Price : $595.11 – $637.74

          Add to Compare
          REAL Heat 6415 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6415 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $603.72

          Our Price : $598.69 – $641.33

          Add to Compare
          REAL Heat 6424 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6424 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $623.65

          Our Price : $616.63 – $659.29

          Add to Compare
          REAL Heat 6433 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6433 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $637.37

          Our Price : $628.98 – $671.61

          Add to Compare
          REAL Heat 643X 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 643X 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $702.79

          Our Price : $687.85 – $730.49

          Add to Compare
          REAL Heat 6442.5 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6442.5 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $725.87

          Our Price : $708.63 – $751.26

          Add to Compare
          REAL Heat 6462 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 6462 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $776.67

          Our Price : $754.35 – $796.98

          Add to Compare
          REAL Heat 645X 19,250 Btu Marine Hydronic Fan Heater

          REAL Heat 645X 19,250 Btu Marine Hydronic Fan Heater

          +Show Quantity Pricing

          Price : $802.16

          Our Price : $777.29 – $819.95

          Add to Compare
             

          Compare Products

          Sort by Name Sort by Price

          Information

          • About Us
          • Delivery Information
          • Privacy Policy
          • Terms & Conditions

          My Account

          • Overview
          • Order History
          • Re-Order Items
          • Profile

          Get In Touch

          • Call us to ask any questions (800) 562-7797
          • Send us an email Contact Us
          • 5320 28th Avenue NW STE 100, Seattle, Wa 98107, USA

          Social

          Newsletter Sign Up

          © 2025 Sure Marine Service Inc

          Sure Marine Service, Inc.
          5320 28th Ave NW
          Seattle , WA , 98107
          (206)784-9903