Isotherm products are high-quality yacht refrigeration and cooling solutions. They are used onboard boats and yachts to provide efficient and reliable cooling for perishables, beverages, and supplies, ensuring that sailors and boaters can enjoy fresh and chilled items during their voyages. These products are designed to fit various vessel sizes and layouts, making them a valuable addition to marine equipment for a comfortable and enjoyable sailing experience. Isotherm, under Indel Webasto Marine, a successful joint venture between the internationally known Indel B and the leading automotive supplier Webasto, extends its product range to include more specialized cooling solutions like the Isotherm Cruise 130 and Drawer 160 refrigerators. These units are known for their elegant design and efficient use of space, ideal for integration into the limited areas available on boats. The brand prioritizes energy-efficient operation, with systems like the water-cooled refrigeration options that consume an absolute minimum of battery power and operate noiselessly, ensuring they do not disrupt the onboard experience. These cooling units, from ice makers to wine cellars, are tailored to meet the demanding needs of the marine industry, offering customized solutions that combine luxurious comfort with thoroughly reliable and energy-saving engineering.
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1-2 weeks delivery time The Isotherm BI series offers compact, top-loading built-in marine refrigerators designed for limited-space installations, featuring SECOP last-generation compressors for maximum cooling efficiency at low power consumption. Models range from 16 to 40 liters, with lid options (hinged or removable), digital or mechanical thermostats, and 12/24 V DC compatibility. Dimensions vary across the range—BI16 (384×240×557 mm), BI30 (449×724×240 mm), BI36 (438×556 + 125×240 mm), and BI40 at 40 liters with 405×420×400 + 160 mm housing—making the series suitable for sailboats, powerboats, and custom marine galley installations.
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$ 1,270.49
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1-2 weeks delivery time The Isotherm BI Series top-loading built-in refrigerator/freezers are designed for marine installations requiring large internal volume, efficient cooling, and durable construction. Equipped with SECOP 12/24 V universal compressors, plastic internal bottom sections, and removable baskets, the BI41 (41 L), BI75 (75 L), and BI92 (95 L) provide optimized storage and access from above. Electrical consumption ranges from 222 to 360 W/24h, while the housing dimensions—BI41 (342×451 + 161×500 mm), BI75 (430×470 +160×650 mm), and BI92 (485×455 +160×805 mm)—allow integration into a wide range of yacht and powerboat galley layouts.
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$ 1,443.43
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1-2 weeks delivery time The Isotherm CR-EL Cruise Elegance Silver series features premium 12/24 V marine refrigerators equipped with the Danfoss BD35F hermetic compressor, ensuring automatic voltage adaptation, low noise, and high energy efficiency. The models include an integrated ventilation system, reversible silver door, blue LED interior lighting, upgraded freezer compartment with steel door, internal EasyFix mounting system, and a secure door lock. Available in 42, 49, 65, 85, and 130 liters, with dimensions from 380×452×525 mm (CR42El) to 528×555×746 mm (CR130El) and daily consumption from 265 to 418 W/24h, these units offer refined aesthetics and superior performance for modern yachts and powerboats.
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$ 1,314.89
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1-2 weeks delivery time The Isotherm CR Cruise Total Black line includes premium marine refrigerators ranging from 42 to 226 liters, featuring a corrosion-resistant matte black finish and integrated freezer compartments (except the Drink version). Designed for yachts and powerboats, the series offers Secop low-consumption 12/24 V compressors, LED interior lighting, magnetic door locking, food-safe rounded-corner interiors, and robust construction for marine environments. Model dimensions range from compact 380×455×525 mm (CR42) to full-height 595×522×1452 mm (CR226), with daily consumption between 278 and 648 W/24h, making the Total Black series suitable for any vessel size.
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$ 1,144.96
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1-2 weeks delivery time Isotherm Cruise Inox Clean Touch marine refrigerators combine stainless-steel durability with advanced Clean Touch anti-fingerprint coating, offering superior resistance to corrosion and easy maintenance. Designed for flush recess installation with an integrated flange, the models include snap-lock doors, ergonomic handles, LED interior lighting, and quiet 12/24 V SECOP compressors. Capacities range from 42 to 130 liters, with daily consumption between 265 and 418 W/24h and dimensions from 400×500/385×525 mm (CR42 SS CT) to 545×555×750 mm (CR130 SS CT). Units are compatible with Smart Energy Control (50.932.20) and feature improved door insulation and a stainless-steel freezer compartment.
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$ 1,808.11
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1-2 weeks delivery time The Isotherm DR Series marine drawer refrigerators provide compact and efficient cooling with stainless steel rails, painted stainless-steel doors (silver, black, or white), and a user-friendly digital display. Powered by a silent and efficient BD 1.4F Secop 12/24 V compressor, these models feature the Easy Fix installation system for quick mounting and smooth drawer operation. The series includes the 16 L DR16 and 30 L DR30 models, with identical outer dimensions for DR30 versions (260×440×700 mm) and low daily consumption of 160–270 W/24h, making them ideal for tight spaces on yachts and powerboats.
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$ 1,159.51
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1-2 weeks delivery time The Isotherm Cruise CR36 is a compact 36-liter marine refrigerator featuring a flip-down front door, ideal for installations where top or side access is limited. Equipped with a universal-voltage Secop 12/24 V compressor, the CR36 provides low-noise, efficient cooling with a consumption range of 0.6–2.7 A/h. Available in a standard finish or stainless-steel version (CR36 SS), the unit is designed for horizontal or vertical installation and features dimensions of 440×675×250 mm (standard) and 440×715×255 mm (SS model). An optional stainless-steel finishing frame for the 4th side is available for the CR36 SS version.
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$ 1,727.39
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1-2 weeks delivery time The Isotherm DR Inox Drawer Clean Touch series includes high-end stainless-steel marine drawer refrigerators ranging from 42 to 130 liters, equipped with universal-voltage Secop 12/24 V compressors for reliable and silent cooling. The Clean Touch versions feature an anti-fingerprint stainless-steel finish, stainless rails, ergonomic drawer movement, and optional 4th-side stainless-steel finishing frames depending on the model. Dimensions vary from compact 399×511×519 mm (DR42) to large-capacity 544×557×744 mm (DR130), with energy consumption levels between 0.55–5 A/h depending on the model, making them suitable for galley, cockpit, and cabin installations where drawer access is preferred.
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$ 2,245.76
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1-2 weeks delivery time The Isotherm Cruise CR40 Cubic (1040BB1AC0000) is a compact 40-liter marine refrigerator/freezer designed for exceptional installation flexibility, supporting both front-opening and top-loading configurations. Powered by a reliable 12/24V Secop BD35F compressor that can be remotely mounted up to 1.3 meters, the CR40 offers efficient cooling with a low energy draw of 0.186 kWh/24h (front-opening) or 0.786 kWh/24h (top-loading).
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$ 1,416.57
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1-2 weeks delivery time The Isotherm Inox DR-F series consists of high-end No Frost stainless-steel marine drawer freezers equipped with universal-voltage SECOP 12/24 V compressors for silent, efficient operation. Designed with a durable stainless-steel front drawer and mechanical stop, they offer fast access, stable temperatures, and easy installation in galleys, cockpits, and onboard furniture modules. Available as 55 L and 70 L units—including a version with an integrated icemaker—the DR-F freezers feature robust drawer rails, no-frost automatic defrosting (DR55 model), and optional 4th-side stainless finishing frames depending on the version.
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$ 3,605.95
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1-2 weeks delivery time The Isotherm Divino The One (7N01TG9UP0000) is a compact 12V integrated thermoelectric wine cooler designed to keep a single bottle of wine or champagne chilled during serving. Installed flush into a countertop, only the stainless-steel crown remains visible. The unit activates by touch, features an electronically self-regulated thermostat, and offers 27 selectable LED illumination colors. With a weight of just 1.96 kg and dimensions 300 × 152 × Ø160 mm, it is ideal for yachts, RVs, and premium bar installations requiring minimal power consumption (60W, 12V DC).
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$ 1,833.86
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1-2 weeks delivery time The Isotherm Divino The Eight (7N08AA1CJ0000) is a compact built-in 12/24V DC wine cooler designed specifically for yachts and motorhomes. It stores up to 8 bottles, features a double-chamber sealed transparent glass door, stainless-steel 3-side flush mounting flange, and a secure locking mechanism to prevent accidental opening in rough seas. Powered by a BD35F compressor using R134a refrigerant, it consumes only 60W and offers customizable temperature settings for red and white wines. Dimensions 571 × 510 × 485 mm, weight 26 kg, optional AC/DC Power Pack available for 110/230V use.
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$ 2,217.80
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1-2 weeks delivery time The Isotherm Divino 23 (7N23AA5AJ0000) is a built-in 220V/50Hz compressor wine cooler engineered for secure onboard storage of up to 23 wine or champagne bottles. It features a metal cabinet with a glass door, three wooden shelves, interior LED lighting, and a double locking system to prevent door opening in rough sea conditions. Designed for furniture integration, the door aligns flush without ventilation grilles. Power consumption is 112W, and dimensions are 455 × 560 × 550 mm (door size: 588 × 460 mm), weight 36 kg.
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$ 4,121.25
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1-2 weeks delivery time The Isotherm Divino 35 (7N35AA5AJ0000) is a 220V/50Hz built-in compressor wine cooler designed for onboard storage of up to 35 bottles. It features a right swing glass door, five wooden shelves, LED interior lighting, and a double locking system preventing door opening during navigation. With a durable metal cabinet and flush-mount design (no ventilation grilles), it integrates seamlessly into yacht furniture. Power consumption: 112W, dimensions 680 × 560 × 550 mm, door size 715 × 588 mm, weight 38 kg.
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$ 4,543.86
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1-2 weeks delivery time The Isotherm TB13 (2013BG1000001) is a 13-liter lightweight 12/24V compressor fridge/freezer using the Secop BD1.4F micro-compressor, with a temperature range from +10°C to –18°C, compact 360 × 225 × 535 mm dimensions, and 150 W/24h consumption.
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$ 1,016.35
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1-2 weeks delivery time The Isotherm TB15 Travel Box is a compact 15L portable compressor fridge/freezer operating on 12/24V, equipped with the high-efficiency Secop BD Micro 1.4F compressor. It delivers temperatures from 0°F to 50°F, includes LED lighting, battery protection, MAX/ECO modes and features a lightweight injection-molded design for easy transport on boats, vehicles and outdoor trips.
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$ 801.48
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1-2 weeks delivery time The Isotherm TB18 (2018BD1000000) is a portable 18-liter 12/24V compressor fridge/freezer using the Secop BD1.4F micro-compressor, featuring electronic thermostat control, LED interior light, 405 × 235 × 565 mm dimensions, 9 kg weight, and 150 W/24h consumption.
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$ 828.40
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1-2 weeks delivery time The Isotherm TB31.2 is a 31-liter portable fridge/freezer featuring a highly efficient Secop compressor, AC/DC operation (12/24V DC and 110–230V AC), ECO/MAX modes, LED lighting and an electronic thermostat. Compact at 381 × 356 × 585 mm and only 18.6 kg, it offers reliable cooling down to 0°F with low power consumption and three-level battery protection.
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$ 684.47
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1-2 weeks delivery time The Isotherm TB41 is a 41-liter AC/DC portable fridge/freezer equipped with a highly efficient Secop compressor, ECO/MAX modes, LED lighting, and an electronic thermostat. It supports 12/24V DC and 110–230V AC with automatic switchover, includes a pull-out inner basket, soft-touch handles, and three-level battery protection, offering reliable cooling from 50°F down to 0°F in a compact and durable design.
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$ 970.08
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1-2 weeks delivery time The Isotherm TB50 Portable Travel Box (51L) is a compact and efficient 12/24V AC/DC fridge/freezer equipped with a high-performance Secop compressor, electronic thermostat, Eco/Max operating modes, LED lighting, lightweight construction, and an injection-molded lid with an integrated locking system. Supports both DC 12/24V and AC 110–230V inputs and accommodates 1.5-liter bottles vertically.
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$ 962.30
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Indel Webasto: How Is the Isotemp Basic 40 Typically Used on Watercraft?
Isotemp Basic 40 is typically used on watercraft for the purpose of providing hot water onboard. As a dependable Boat Hot Water Heater, it ensures a reliable supply of hot water for various applications, such as showering, dishwashing, and general domestic use on boats and yachts. This water heater is especially valuable for enhancing the comfort and convenience of passengers and crew during their maritime journeys.
In addition to water heating, Isotemp and Indel Isotherm products are high-quality yacht refrigeration and cooling solutions. They are used onboard boats and yachts to provide efficient and reliable cooling for perishables, beverages, and supplies, ensuring that sailors and boaters can enjoy fresh and chilled items during their voyages. These products are designed to fit various vessel sizes and layouts, making them a valuable addition to marine equipment for a comfortable and enjoyable sailing experience.
Isotherm, under Indel Webasto Marine, a successful joint venture between the internationally known Indel B and the leading automotive supplier Webasto, extends its product range to include more specialized cooling solutions like the Isotherm Cruise 130 and Drawer 160 refrigerators. These units are known for their elegant design and efficient use of space, ideal for integration into the limited areas available on boats. The brand prioritizes energy-efficient operation, with systems like the water-cooled refrigeration options that consume an absolute minimum of battery power and operate noiselessly, ensuring they do not disrupt the onboard experience. These cooling units, from ice makers to wine cellars, are tailored to meet the demanding needs of the marine industry, offering customized solutions that combine luxurious comfort with thoroughly reliable and energy-saving engineering. offer a wide array of refrigeration solutions to meet the diverse needs of watercraft. Products range from the compact Isotherm Cruise 42 refrigerators to the more spacious 130 liter models, all designed to operate efficiently with the lowest power consumption possible. These refrigerators and freezers, including specialized units like the clean touch stainless steel and low profile versions, are built to withstand the harsh marine environment, ensuring durability and reliability. The development of these systems involves careful research to ensure they not only provide convenience but also align with the stringent energy and space constraints typical on boats and yachts. This comprehensive approach to designing marine appliances underscores the commitment of Indel Webasto Marine to delivering high-quality, innovative solutions tailored specifically for marine applications.
What is Isotherm Cold Plate and how does it improve food storage conditions on a vessel?
Isotherm Cold Plate is a refrigeration system designed to enhance food storage conditions on vessels. It utilizes advanced technology to maintain a consistently low temperature, ensuring that perishables and provisions stay fresh for extended periods. By efficiently regulating the temperature within the refrigerator or freezer compartments, Isotherm Cold Plate contributes to preserving food quality and reducing waste during extended voyages on boats and yachts.
The Isotherm Cold Plate system is part of Indel Webasto
Marine's extensive range of cooling solutions tailored for the marine environment. This range includes classic refrigerator designs and innovative models like the Isotherm Cruise refrigerators, which are available in various sizes, including the practical 130-liter and space-saving 5.5 cubic feet models. Designed and manufactured in Sant'Agata Feltria, Italy, these refrigeration units, whether air-cooled or water-cooled, are engineered to meet the unique demands of marine applications. They are constructed to withstand the violent movements common in marine settings and offer features such as low profile designs for integration in tight spaces aboard cruisers and other large vessels. The collaboration between these two renowned companies highlights their commitment to providing high-quality, durable, and energy-efficient refrigeration solutions that enhance comfort on the water.
What maintenance and care recommendations are necessary for Isotherm and Isotemp products to ensure their long lifespan and optimal performance on marine vessels?
To ensure the long lifespan and optimal performance of Isotherm and Isotemp products on marine vessels, regular maintenance and care are essential. Here are some recommendations:
- Periodically clean the interior of Isotherm refrigeration units, including the Cold Plate and Cruise models, to prevent the buildup of ice and frost, which can affect cooling efficiency.
- Inspect the gaskets and seals on these products, such as Isotemp Basic 40 and Isotherm Freeline 115, to ensure they remain airtight, preventing cold air from escaping and warm air from entering the refrigerated compartments.
- Check and clean the condenser coils on units like Isotherm Magnum and Isotemp Slim 15 to remove dust and debris, as this can improve overall performance and energy efficiency.
By following these maintenance practices, boat and yacht owners can extend the lifespan and reliability of their Isotherm and Isotemp equipment, ensuring it continues to provide optimal cooling and storage solutions onboard.
Additionally, for Isotherm Marine refrigeration systems, it is crucial to regularly inspect and maintain the water cooling systems, especially in models like the Isotherm SP, which utilize water-cooled technology to enhance efficiency in warmer climates. These systems must be checked for scale build-up and proper water flow to prevent overheating and ensure efficient operation. The air-cooled models, suitable for less demanding environments, also require occasional airflow checks to keep them running smoothly. Utilizing travel boxes designed for the harsh marine environment can protect these units during off-season storage, further extending their service life. With Isotherm products being a prominent choice among 160 major boat manufacturers worldwide, adherence to these maintenance routines is vital for preserving the quality and performance expected from a brand renowned for its reliable and innovative marine solutions, all engineered and perfected in Sant'Agata Feltria, Germany.