Webasto develops heating, air conditioning, and climate-control systems for marine applications. Its marine range is designed to improve onboard comfort on yachts and boats by providing reliable heating and cooling for cabins, saloons, and other interior spaces.
Webasto marine systems include air heaters, water heaters, air-conditioning equipment, and related components for both new installations and retrofit projects. Different system configurations are available depending on vessel size, cabin layout, required heating or cooling capacity, available power, and onboard installation requirements.
At Yacht-Supply24.com, we supply Webasto marine equipment and spare parts and can assist with product selection, replacement components, system compatibility, and identification of suitable equipment for an existing installation.
Send us your request if you need help selecting the correct Webasto marine heating or air-conditioning equipment.
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1-2 weeks delivery time The Webasto 61S4FR6107889 drive cable set supplies both left-hand and right-hand cables for Hollandia 400 Classic sunroofs with serial numbers up to 17710 and for Hollandia 400 DeLuxe sunroofs. It supports correct installation with defined channel routing per vehicle side and includes model-specific electrical guidance: swap the red and black motor wires for Hollandia 400 Classic up to serial 17710, and keep the connection unchanged for Hollandia 400 DeLuxe. EAN 4054037085772, weight 0.243 kg, former part number 33S3MR0005. |
$ 135.49
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1-2 weeks delivery time The Webasto 61NSMR0756300 rubber sunroof sealing profile is a frame seal specified for H300 sunroof applications. Provided identifiers and logistics data include EAN 4054037084812 and gross weight 0.18 kg. The input also references “Seal for Frame H100_H300CLM” and a former part number 91244A, indicating cross-reference information for the same sealing component. |
$ 72.07
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1-2 weeks delivery time The Webasto 61S4FR0736800 slide bar mechanism set delivers a complete left-hand and right-hand solution for smooth, adjustable sliding function. Built for durability and precision, this complete LH/RH (400) set supports a comfortable, configurable vehicle interior experience and is suitable for various Webasto applications. Identified by EAN 4054037085529, it weighs 0.4 kg and cross-references former part number 91157A. |
$ 208.42
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1-2 weeks delivery time The Webasto 1319967A circulation pump wiring cable is a coolant water pump connection lead specified as 600 mm (60 cm) long for integration with the U4847 coolant water pump and referenced for the Thermo Pro 50 Eco. Supplied data lists the product as wiring for diesel systems with a 24 V rating and an HD (Heavy Duty) application. Identification details include EAN 4054037045950, weight 0.021 kg, and former part number 1317087A. |
$ 17.28
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1-2 weeks delivery time The Webasto 3394359A latch handle assembly in black provides secure, effortless access for compatible Webasto H100 heaters while adding a sleek finished look. Engineered for durable, long-lasting operation, this upgrade part supports both new installations and replacements on existing units. Identification details include EAN 4054037080357, weight 0.013 kg, and former part number 33H1LR0004. |
$ 120.33
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1-2 weeks delivery time The Webasto 33S70R0006 is a black sunshade handle for Webasto Hollandia 300L / 700 TVS and Stratos 700 sunroof systems. Designed for sunroofs manufactured late 2002–2010, it provides a practical grip for adjusting and securing the sunshade and is supplied with installation instructions. EAN: 4054037083099, weight: 0.17 kg. |
$ 26.30
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1-2 weeks delivery time The Webasto 62017075A receiver drier assembly is a filter drier specified for R134a air conditioning applications, intended for filtration and moisture control in the refrigerant circuit. It is supplied with 3/8" O-ring connections (inlet: male, outlet: female) and has a listed length of 170 mm and diameter of 76 mm. Provided identification and reference data include EAN 4054037087639, weight 0.7 kg, and former part number 62017048B. |
$ 84.77
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1-2 weeks delivery time The Webasto 11113052A burning air manifold component is an elbow-shaped air inlet made exclusively for Spheros Thermo S heaters. Its SP-Bag design supports a secure, efficient connection and helps deliver optimal airflow for efficient combustion, improving overall heater performance. Suitable for replacement needs or new installations, this spare part helps maintain reliable and effective heating operation. |
$ 65.15
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1-2 weeks delivery time The Webasto 1315744B combustion-air intake silencer is a plastic intake noise-reduction component specified as 120 mm long for a 22 mm hose and described with a 23 mm diameter. It is supplied with a hose clamp for secure attachment and is stated to replace the former part number 1315744A. Identifiers and logistics data provided include EAN 4054037013485 and weight 0.102 kg. |
$ 67.27
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1-2 weeks delivery time The Webasto 1319486A check valve assembly is a plastic non-return valve for the liquid circuit of Webasto heater systems, built with four 18 mm connectors. It is specified with a leak hole and a priming hole, and dimensional data includes length 146 mm (L) and height 42 mm (H) with D1a = 18 mm inlet diameter and D2a = 18 mm outlet diameter. This component is stated as suitable for Thermo Top heaters, Thermo heaters, and DBW heaters, with EAN 4054037043970, weight 0.078 kg, and former part number 12780A. |
$ 91.99
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1-2 weeks delivery time The Webasto 1319843A diode group assembly supports reliable Webasto system operation by regulating electrical flow within the unit. Built around essential diode components, it helps prevent electrical issues that can affect performance and contributes to long service life. It is intended as an upgrade or replacement part to maintain efficient, trouble-free operation in Webasto heating or cooling units. |
$ 43.89
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1-2 weeks delivery time The Webasto 1320117A exhaust elbow component is a 90-degree elbow intended to redirect exhaust gases in Webasto heating system exhaust routing. It is specified with a 22 mm diameter and described as an exhaust elbow without a condensate drain; dimensional notes provided are Di = 22, Da = 22, L = 65, and H = 46. Identification and logistics data include EAN 4054037059858 and a weight of 34.9 g, with model coverage stated for AT 2000 STC, Thermo Top Evo, and Thermo Pro 50 Eco. |
$ 12.53
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1-2 weeks delivery time The Webasto 1325979B mains power cable assembly delivers a secure, efficient connection to the mains supply for Thermo Top ECO 220 V AC CAR water heaters. With an angled connector and 2.5 m length, it adds installation convenience while supporting reliable heater operation. Identification details include EAN 4054037240263, weight 500 g, and former part number 1325979A. |
$ 62.78
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1-2 weeks delivery time The Webasto 2710958B countersunk socket screw delivers secure, flush fastening for Webasto Thermo E heating system installations. Built as an M5x55 countersunk head fastener with a hexagon socket drive, it supports a clean finish while maintaining robust clamp force. Manufactured to ISO 10642 and VDA High T requirements, it is specified for Thermo E 200 and Thermo E 320 applications where standardized, dependable mounting hardware is required. |
$ 2.55
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1-2 weeks delivery time The Webasto 3394372A lower frame assembly provides a stable foundation for a seamless, secure Hollandia 100 II sunroof installation. Precision-engineered for the Hollandia 100 II system, it supports fit, functionality, and overall appearance while contributing to long-term reliability. Identification details include EAN 4054037080388, weight 1.2 kg, and former part number 61NPOR0728600. |
$ 144.34
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1-2 weeks delivery time The Webasto 33S3MR0010 protective cover component is specified as a control key box cover for Hollandia 300 sunroof applications. It is described as precision-crafted for a perfect fit, intended to protect the control key box against the elements while enhancing its appearance and durability, with installation noted as easy. |
$ 33.06
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1-2 weeks delivery time The Webasto 33S70R3986 trim ring component delivers a clean, secure finishing edge for Hollandia H700 sunroof installations. Made from high-quality rubber, it helps create a seamless transition to the interior while supporting a secure fit and helping prevent water ingress. Supplied as a standard rubber trim ring with an installation guide, it is identified by EAN 4054037083433, weighs 0.19 kg, and replaces former part number 33S3MR0005. |
$ 88.58
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1-2 weeks delivery time The Webasto 406287 overheat melt fuse unit is a safety protection component for Webasto heating systems, intended to interrupt the power supply when excessive temperature is detected. It is specified as an overheat melt fuse rated at 138 °C (yellow wax) and is stated to be suitable for non-sensoric Webasto heaters, including DBW 2010 and DBW 300. Provided identifiers include EAN 4054037003790, weight 0.011 kg, and listed alternative/historical product codes 1319406A, 1322609A, 1322629A, 1319406, 1322629, 406287, and 406.287. |
$ 41.56
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What is Webasto known for in marine climate systems?
Webasto is known for heating, air-conditioning, and climate-control systems designed for boats and yachts. Its marine equipment is used to maintain comfortable interior temperatures in cabins, saloons, and other onboard spaces across a wide range of weather conditions.
Webasto systems are suitable for both new installations and retrofit projects, with different configurations available depending on vessel size, available space, power supply, and required heating or cooling capacity.
How do Webasto marine heating systems improve onboard comfort?
Webasto marine heating systems provide controlled warmth to interior spaces when outside temperatures are low. Depending on the installation, heat can be distributed through warm air or integrated into a water-based heating circuit.
Correctly sized heating equipment helps maintain a more stable cabin temperature and can make boats and yachts more comfortable during colder seasons and extended cruising.
How do Webasto marine air-conditioning systems work on boats?
Webasto marine air-conditioning systems remove heat and humidity from interior spaces and transfer it outside the vessel through the cooling system. Different configurations are available for individual cabins or larger multi-zone installations, depending on the size and layout of the boat.
When selecting a system, factors such as cabin volume, insulation, climate, available electrical power, seawater circulation, and installation space should all be considered.
Can Webasto marine systems be used for both new installations and retrofits?
Yes. Webasto heating and air-conditioning equipment can be used in new vessel builds as well as to upgrade or replace existing climate-control systems. For retrofit projects, the available installation space, ducting or plumbing layout, electrical supply, and existing control equipment should be checked before selecting a replacement system.
How can I choose the correct Webasto heating or air-conditioning system for my boat?
Selection depends on vessel size, cabin layout, required heating or cooling capacity, operating climate, available electrical power or fuel supply, and the space available for installation. Existing system specifications are especially useful when replacing older equipment.
For spare parts and replacements, the original Webasto model and part number are the most reliable references for checking compatibility.