Call us at 1(800)562-7797 or 1(206)784-9903 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 1(206)784-9903 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 > Olympia Hydronic Furnaces > 

        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
        Solid Fuel Heater
        Diesel Stoves and Heaters
        Propane (LPG) Heaters
        King Electric Marine Heaters
        Cool
        Galley
        Hardware
        Electrical
        Info
        Shop

        OL105-24 Olympia 105,000 Btu Hydronic Furnace 120/24 Volt



        OL105-24 Olympia 105,000 Btu Hydronic Furnace 120/24 Volt


        Quantity Pricing
        SKU: OL105-24 Our Price: $8,986.97 0
        Stock Availability: BUILT AS NEEDED

        Select Options:

         
        Add to Wish List Please, login and add to Wish List.


        Or:

        Go to Wish List

        OL105-24
        120 Volt Diesel Hydronic Furnace
        with Marine Installation Manual, Fuel Pump & 24 Volt Surewire Kit
        Heat Output:105,000 btu
        Fuel Consumption:.85 gal/hr (3.2 l/hr)
        Voltage:120 volt AC
        Power Consumption:
                    Full:
        1.5 amps @ 120 VAC
        (2.9 amps including pump)
        Coolant Operating Temperature:
                    Opens at:
                    Closes at:

        180° F (82.2° C) ±6°F
        150° F (65.6° C) ±9°F
        Dimensions:L 32" x W 20" x H 21.25"
        (813mm x 508mm x 540mm)
        Dry Weight:233 lbs (105.69 kg)
        The OL105-24 uses a 120 volt AC Beckett Firing Head with Honeywell Controls to produce 105,000 btu's. 

        Powder coated white covers.

        This hydronic heater will heat ships ranging from 70’ to 100’.

        The OL105-24 utilizes 1-1/2” water hose to deliver heated coolant to 3/4” zones of fan heaters throughout the boat.  The OL105-24 uses a 2-3/4" rigid exhaust system, and a 1/4” supply and return fuel system.
        Featuring: Surewire Water:

        The Surewire Water board puts all electrical connections into one place making installation and troubleshooting of your heater easier than ever before. The Surewire Water is for all Webasto Water heaters.

        Features include:

        • Ready for hassle free thermostat wiring (Up to 4 zones!)
        • Domestic water heater control wiring
        • Easy to add engine heat control
        • Hour meter to track run time of the heater
        • Comes with protective cover and backing plate
        • Breaker protection of heater in one convenient place
         
        You will need to add some of the products below for a complete install kit.
        Contact us if you need help designing a system.

         
         
         
         
         
         

        Warning: cancer and Reproductive Harm -

        https://www.p65warnings.ca.gov/

        These warnings are not an indication that these products are violating any safety standards or regulations.

        However, as our products might be sold in the state of California, we are legally obliged to inform customers about the potential presence of these chemicals in our products.


        • Customers who viewed
          this item also viewed
        • Accesories

        • Recently Viewed

        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
        • 1(800) 562-7797 or 1(206) 784-9903
        • Send us an email Contact Us
        • 5320 28th Avenue NW STE 100, Seattle, Wa 98107, USA

        Social

        Newsletter Sign Up

        © 2026 Sure Marine Service Inc

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