Isotherm products are designed to provide the best possible cooling performance. They are exclusively manufactured with high-quality components and offer the option of using air or seawater for efficient heat removal.
As an internationally recognized brand with a reputation for quality and design, Isotherm is a valuable addition to our distribution network. Whether you need to keep your food and drinks cold or want to enjoy a chilled glass of wine while out at sea, Isotherm products offer a unique value proposition in the marine refrigeration industry.

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1-2 weeks delivery time The Isotherm IMC042RBABG11111AA Cruise CR42 Classic is a 12/24V right-hand refrigerator with a 42-liter total capacity and 4-liter freezer compartment, built for marine and mobile use. Featuring a Secop BD35F air-cooled compressor, this model ensures quiet, efficient, and reliable operation even in demanding environments. It includes a magnetic door seal, safety locking handle, and ventilation hook for optimal functionality on board. Compact and robust, it’s ideal for yachts, sailboats, and campervans requiring efficient refrigeration with minimal power draw. |
$ 1,243.76
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1-2 weeks delivery time The Isotherm C042LBBBB11111AA Cruise CR42 Black Classic is a 12/24V left-hand refrigerator with a 42-liter capacity and 4-liter freezer, designed for marine and mobile installations. Featuring a Secop BD35F air-cooled compressor, this model delivers reliable cooling performance with low energy consumption and quiet operation. Its glossy black door panel and three-sided black mounting frame provide a sleek, modern appearance. The magnetic door seal, safety locking handle, and ventilation function ensure practicality and safety on board — ideal for yachts, boats, and campervans. |
$ 1,606.59
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1-2 weeks delivery time The Isotherm C042RBBBB11111AA Cruise CR42 Black Classic is a 12/24V right-hand refrigerator with a 42-liter capacity and 4-liter freezer, designed for use in marine and mobile applications. It features a Secop BD35F air-cooled compressor, providing quiet, reliable, and energy-efficient operation. The refrigerator includes a glossy black door panel with a three-sided black frame, combining modern aesthetics with practical functionality. Equipped with a magnetic door seal, safety locking handle, and ventilation position, it ensures security and efficiency on board — ideal for yachts, sailboats, and campervans. |
$ 1,540.24
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1-2 weeks delivery time The Isotherm C042RBBBG11111AA Cruise CR42 Black Classic is a 12/24V right-hand refrigerator with a 42-liter total volume and 4-liter freezer compartment, designed for marine and RV installations. Featuring a Secop BD35F air-cooled compressor, it provides quiet, energy-efficient operation. The three-sided black mounting frame and elegant black finish give it a modern look, while the magnetic door seal, safety locking handle, and ventilation hook ensure reliable performance and convenience aboard yachts, sailboats, and campervans. |
$ 1,592.62
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1-2 weeks delivery time The Isotherm C042RBATN11111AA Cruise CR42 Total Black is a compact 42-liter 12/24V marine refrigerator with a 5-liter freezer, matte black finish, LED lighting and a low-consumption Secop compressor. Its removable compressor (mountable up to 1 m away) and 380 × 455 × 525 mm dimensions make it ideal for small cabins requiring efficient cooling and modern styling. |
$ 1,144.96
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1-2 weeks delivery time The Isotherm C042LSAAS11111AA Cruise CR42 Elegance Silver is a 12/24V left-hand refrigerator with a 42-liter capacity and 4-liter freezer compartment, designed for luxury marine applications. As part of the Elegance line, it features a silver aluminum door, a newly redesigned interior with adjustable shelves, and dual door holders for optimized storage. Equipped with a Secop BD1.4F compressor and a magnetic door seal, it ensures quiet, efficient, and reliable cooling performance. The compressor can be remotely mounted up to 1 meter away for flexible installation — ideal for yachts, sailboats, and motorhomes seeking premium aesthetics and functionality. |
$ 1,543.72
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1-2 weeks delivery time The Isotherm C042LSAAS11111AR Cruise CR42 SX Elegance Silver is a 12/24V left-hand refrigerator with a remote compressor (2m connection) for flexible installation in confined marine spaces. With a 42-liter total capacity and 4-liter freezer, it offers high efficiency thanks to the Secop BD1.4F compressor and the elegant silver aluminum door from the Elegance line. The redesigned interior includes adjustable shelving and dual door holders. Quiet, efficient, and stylish, it is ideal for yachts and motorhomes where both performance and aesthetics matter. |
$ 2,161.92
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1-2 weeks delivery time The Isotherm C042RSAAB11111AA Cruise CR42 Elegance Black refrigerator is a 12/24V right-hand model with a 42-liter capacity and a 4-liter freezer. Equipped with a quiet Secop BD1.4F compressor and finished in a premium black Elegance Line design, it delivers efficient cooling, low power consumption and modern styling for marine and RV installations. |
$ 1,561.19
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1-2 weeks delivery time The Isotherm C042RSAAS11111A1 Cruise CR42 Elegance Silver is a compact 12/24V marine refrigerator with a 42-liter total capacity and a 4-liter freezer compartment. It features a right-hand hinged door, which can be easily converted to left-hand opening if required. Powered by a Secop BD1.4F compressor, the unit ensures efficient, quiet, and reliable operation. Its refined silver finish and redesigned interior with adjustable shelves make it ideal for yachts, sailboats, and campervans where performance, durability, and space optimization are key. |
$ 1,314.89
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1-2 weeks delivery time The Isotherm C042RSAAS11111AR Cruise CR42 Elegance Silver is a compact 12/24V marine refrigerator with a 42 L capacity and a 4 L freezer compartment, designed for premium onboard cooling. This version includes a remote compressor kit with 2 m flexible lines (REMOTIZZATO 2m GIUNTI X), allowing installation of the compressor away from the cabinet for better space utilization and ventilation. Featuring a right-hand reversible door, Secop BD1.4F compressor, and low power consumption (285 W/24 h), it combines modern elegance with quiet and efficient cooling performance for yachts, boats, and RVs. |
$ 2,123.49
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1-2 weeks delivery time The Isotherm C042RSAAT11111AA Cruise CR42 Elegance Teak Panel is a 12/24V right-hand refrigerator with a 42-liter total capacity and 4-liter freezer compartment, featuring a genuine teak door panel for an elegant marine finish. Equipped with a Secop BD1.4F compressor, it delivers quiet, efficient performance while maintaining low energy consumption. Ideal for yachts and sailing boats, it offers adjustable shelving, reversible door hinge, and the option to mount the compressor up to 1 meter away for flexible installation. |
$ 1,624.06
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1-2 weeks delivery time The Isotherm C042LNEIT11111AA Cruise CR42 Inox Clean Touch is a 42-liter marine refrigerator with a 4-liter freezer compartment and a left-hand door. Designed with a 3-side stainless steel flush-mount frame, it offers a sleek installation and a durable fingerprint-resistant stainless finish. Powered by a Secop BD1.4F 12/24V compressor, it ensures efficient and quiet operation. The remote compressor can be mounted up to 1 meter away, making this model an ideal choice for yachts and boats with limited space. |
$ 1,976.80
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1-2 weeks delivery time The Isotherm C042LNEIT11111AR Cruise CR42 SX Inox Clean Touch refrigerator features a left-hand swing door (SX version) for convenient access, a 3-side stainless flush-mount frame, and a remote compressor (2m kit) for flexible installation. With a 42-liter total capacity and a 4-liter freezer, this 12/24V stainless steel fridge offers anti-fingerprint “Clean Touch” finish, low energy consumption (285 W/24h), and quiet Secop BD1.4F compressor performance. Ideal for yachts and boats where reliability, efficiency, and style matter. |
$ 2,682.31
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1-2 weeks delivery time The Isotherm C042RNEIT11111AA Cruise CR42 Inox Clean Touch is a 42-liter marine refrigerator with a 4-liter freezer and a right-hand door. It features a 3-side stainless steel flush-mount frame and a fingerprint-resistant Inox Clean Touch finish. Powered by a Secop BD1.4F 12/24V compressor, it ensures quiet, efficient cooling and can be installed with the compressor up to 1 meter away. Compact, durable, and energy-efficient, it’s designed for demanding marine environments. |
$ 1,808.11
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1-2 weeks delivery time The Isotherm C042RNEIT11111AR Cruise CR42 Inox Clean Touch is a 42-liter 12/24V marine refrigerator with a right-hand door and a remote-mounted compressor (2m X-couplings) for flexible installation. Its stainless steel anti-fingerprint finish (Inox Clean Touch) and 3-side flush-mount frame ensure a durable and elegant appearance. With a Secop BD1.4F compressor, 4-liter freezer, and low energy use (285 W/24h), it delivers quiet, efficient, and reliable cooling for yachts and boats. |
$ 2,682.31
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1-2 weeks delivery time The Isotherm Cruise CR49 Classic 12/24V Left-Hinged Marine Refrigerator (49L) is a compact and efficient fridge designed for boats and yachts. It operates on 12/24V DC, powered by a Secop BD35F fan-cooled compressor, offering a 4L freezer compartment (-6°C) and total capacity of 49 liters. Measuring 523 x 386 x 450 mm with a 40 mm door thickness and 16.2 kg weight, it consumes only 340 Wh/24h at 12V under ISO 15502:2005 standards. |
$ 1,494.83
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1-2 weeks delivery time The Isotherm C049RBATN11111AA Cruise CR49 Total Black refrigerator offers 49 L capacity with a 5-liter integrated freezer, a low-consumption Secop 12/24 V compressor, LED interior lighting and a matte black marine-grade finish. Compact at 380×452×525 mm (door thickness excluded), it is optimized for bottle storage and efficient interior layout, making it ideal for yachts and compact marine spaces. |
$ 1,151.69
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1-2 weeks delivery time The Isotherm Cruise CR49 Classic 12/24V Right-Hinged Marine Refrigerator (49L) is a compact and efficient fridge designed for boats and yachts. It operates on 12/24V DC with a Secop BD35F fan-cooled compressor for quiet and reliable performance. The unit features a 4L freezer compartment (-6°C) and a total capacity of 49 liters, measuring 523 x 386 x 450 mm and weighing 16.2 kg. Power consumption is 340 Wh/24h (at 12V) under ISO 15502:2005 standards. Optional accessories such as Smart Energy Control (SEC) and Isotherm Temperature Control (ITC) can be added to improve efficiency and performance. |
$ 1,324.39
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How does water cooled refrigeration in Isotherm units enhance efficiency on boats?
Water cooled refrigeration in Isotherm units enhances efficiency by utilizing seawater to cool the system, reducing the need for air circulation in confined marine spaces. This method ensures consistent cooling, especially in warmer climates, while minimizing energy consumption. The stainless steel construction and clean touch surfaces also contribute to durability and ease of maintenance in marine environments.
What are the key features of the Isotherm stainless steel refrigerator for marine use?
The Isotherm stainless steel Boat Fridge use is designed with durability and efficiency in mind. Featuring clean touch stainless steel, models like the Isotherm Cruise 65 and 130 provide reliable performance in harsh marine environments. Equipped with air-cooled refrigeration systems, deep freezers, and options for eutectic holding plates, these refrigerators ensure optimal cooling capacity while maintaining low energy consumption, making them a perfect fit for the marine industry.
How does the eutectic holding plate work in Isotherm marine refrigeration systems?
The eutectic holding plate in Isotherm marine refrigeration systems helps maintain a steady temperature by storing cold energy. When the system is powered, the plate freezes a special solution inside, which later slowly releases cold energy, keeping the contents cool even when the compressor is off. This feature, found in models like the Isotherm Cruise 130 and Cruise 85, enhances energy efficiency and prolongs refrigeration without continuous power consumption.
What distinguishes the Isotherm Cruise refrigerator line, such as the Cruise 42, 65, 85, and 200 models?
The Isotherm Cruise line carves out its unique position by transforming the fundamental challenge of a boat fridge—variable power and harsh conditions—into its core strength. Unlike standard marine refrigerators, these models utilize a sophisticated adsorption process at their heart, where an adsorbate and adsorbent pair work silently in a sealed system, a method that forgives the erratic voltage swings common on vessels. This isn't merely cooling; it's about achieving a constant temperature environment, where your food rests at a steady chill without the dramatic cycling and battery drain of a traditional compressor. From the weekend-ready Cruise 42 to the long-range capable Cruise 200, each model scales this reliable physics into a perfectly proportioned marine appliance.
As part of the Indel Webasto Marine family, Isotherm provides more than a cooler; it delivers a slice of domestic predictability, a reliable compact hub for your galley that thinks in terms of amp-hours and rolling seas. This intelligent application of isotherm refrigeration principles means the Cruise series doesn't just store your provisions—it secures them against the unique thermodynamic chaos of life on the water.
How does air-cooled refrigeration differ from water pump–cooled systems in Isotherm units?
Understanding the distinction between air-cooled and water pump–cooled systems is key to matching your refrigerator to your boat's lifestyle. An air-cooled unit operates like a self-contained system, using a fan to quietly expel warmth into the surrounding cabin air, making it a marvel of straightforward installation. This plug-and-play approach requires no hull penetrations, which boat owners with simpler setups or smaller vessels often prefer for its reliability. Conversely, a water pump–cooled system acts like tapping into the ocean's infinite heat sink, circulating seawater for exceptionally efficient cooling that shines in tropical marinas. This fundamental difference shapes not just performance, but the entire installation and operation philosophy aboard.
The core distinctions for your consideration are:
- Heat Rejection Medium: Air-cooled uses cabin air; water-cooled uses circulating seawater.
- Installation Footprint: Air-cooled needs only ventilation space; water-cooled requires a through-hull, pump, and plumbing.
- Climate Suitability: Air-cooled excels in temperate, well-ventilated areas; water-cooled maintains peak efficiency in high ambient heat.
- Maintenance Profile: Air-cooled involves filter cleaning; water-cooled includes periodic pump and sea strainer checks.
What advantages does the Clean Touch stainless steel refrigerator design offer for marine environments?
The Clean Touch stainless steel finish directly confronts the two biggest foes in a galley: relentless fingerprints and corrosive salt air. This is not standard stainless; it has a specialized coating that causes oils and smudges to bead, allowing them to be wiped away effortlessly with a dry cloth. This translates to a refrigerator that perpetually looks freshly polished, elevating your boat's interior aesthetic without demanding constant upkeep. Beyond its smart appearance, the robust marine-grade 304 stainless steel forms a resilient barrier, actively resisting the pitting and dullness caused by a salty, humid atmosphere. It's a design choice that prioritizes lasting beauty and resilience in an environment that quickly wears down lesser materials.
Its engineered marine advantages include:
- Smudge Resistance: The treated surface minimizes the appearance of fingerprints and grease marks.
- Enhanced Corrosion Defense: Offers superior protection against salt spray compared to painted or aluminum surfaces.
- Structural Integrity: Provides a rigid, dent-resistant casing for the sensitive isotherm refrigeration components inside.
- Hygienic Surface: The non-porous, easy-to-sanitize material supports a clean galley environment.
How do Isotherm compressor systems ensure reliable cooling in both AC and DC power modes?
| Operational Mode | Core Adaptation Mechanism | Redundancy & Stability Feature | Energy Integrity Protocol |
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| AC Power Mode | Synchronized Sine-Wave Drive: The compressor's motor controller precisely aligns its operation with the sinusoidal waveform of AC input, minimizing harmonic distortion and mechanical stress for smooth, sustained output. | Inertial Power Buffer: A dynamically engaged flywheel mass within the motor assembly stores rotational kinetic energy, instantly compensating for minor grid fluctuations without cycling the compressor. | Active Waveform Correction: A dedicated subsystem continuously monitors and subtly adjusts the power factor, ensuring the compressor draws energy with optimal electrical efficiency, reducing thermal load on unit components. |
| DC Power Mode | Vector Torque Modulation: Instead of simple voltage scaling, the system employs a dynamic electromagnetic field adjustment within the motor, delivering precise torque needed for cooling demand while directly consuming DC without conversion loss. | Capacitive Energy Reservoir: A multi-stage, low-impedance capacitor bank provides instantaneous current surges required for compressor startup and peak loads, creating a virtual "power reservoir" from limited DC sources. | Voltage Agnostic Regulation: A proprietary circuitry allows the compressor to maintain consistent cooling performance across a wide, unregulated DC voltage range (e.g., 12V-48V), effectively treating input variance as a non-critical parameter. |
| Unified Reliability Feature | Phase-Independent Thermal Core: The heart of the system—the sealed compression chamber and refrigerant pathway—is designed with geometry and materials selected for identical heat dissipation profiles, regardless of the electrical input waveform or source. | Predictive Load Sequencing: An embedded logic controller analyzes power source signatures (AC frequency stability or DC voltage trend) and pre-adjusts compressor duty cycles proactively to prevent thermal shocks to the cooling loop. | Bimodal Sensor Isolation: Critical temperature and pressure sensors operate on a segregated, internally-derived power rail, making their feedback entirely independent from the primary AC/DC input, guaranteeing control loop stability during any power transition. |
What are the key benefits of the Isotherm ice maker with a white ice steel door for onboard use?
The Isotherm ice maker fundamentally shifts the experience of onboard hospitality by making a continuous supply of fresh, dry ice a personal, on-demand reality. Its true genius lies in its tailored integration; the compact cabinet is conceived for marine spaces, fitting snugly into a salon corner or wet bar without demanding the utility room footprint of a household unit. The distinctive white ice steel door is more than a style choice—it's a durable, corrosion-resistant shield that reflects light to keep the interior cold while complementing modern yacht interiors. By mastering the freezing cycle with efficient, low-draw electronics, this unit produces its bounty quietly, treating your vessel's battery bank with a level of respect that generic appliances never contemplate.
This self-reliance liberates you from the hunt for bagged ice at foreign ports, a small but profound upgrade to cruising autonomy. Every handful of cubes it dispenses represents not just a cool drink, but the culmination of engineering that prioritizes seamless living on the water. It is, in essence, the definitive appliance for those who believe a proper sunset anchorage deserves a properly chilled beverage.
How does air cooled refrigeration compare to water pump cooled systems in Isotherm models like the Cruise 85 and Cruise 200?
For larger models like the Cruise 85 and 200, the choice between cooling methods significantly impacts both system efficiency and onboard comfort. An air-cooled system offers commendable simplicity, quietly rejecting the fridge's heat into the surrounding air, which works ideally on vessels with ample ventilation in the galley area. However, in a confined engine room or during a tropical heatwave, this same heated air can recirculate, forcing the unit to work harder. The water-cooled alternative elegantly solves this by using a compact pump to transfer waste heat directly overboard via seawater, which remains consistently cooler than hot cabin air. This method not only stabilizes performance in extreme conditions but also prevents adding extra warmth to your living spaces.
Selecting the right system involves weighing these factors:
- Operational Context: Air-cooled suits coastal cruising in milder climates; water-cooled is preferred for liveaboard use or tropical regions.
- Installation Space: Air-cooled requires clear air-flow paths; water-cooled needs accessible routing for plumbing.
- Ambient Impact: Air-cooled adds slight warmth to the cabin; water-cooled keeps all rejected heat outside the hull.
- Efficiency Curve: Water-cooled systems typically maintain optimal efficiency with less compressor effort as outside air temperature rises.
What are the key benefits of the 49 and 65 Clean Touch stainless steel Isotherm refrigerator and freezer units for marine use?
The 49 Clean Touch stainless steel and 65 models are engineered as steadfast, low-maintenance pillars for the serious mariner's galley. Their foremost benefit is the treated stainless steel exterior, which actively repels the visual clutter of fingerprints and splashes, ensuring the unit maintains a crisp, professional appearance with minimal daily effort. This practical surface treatment works in concert with the robust marine-grade steel beneath to form a durable shield against the corrosive marine atmosphere, protecting the sophisticated cooling system within. Behind that resilient door, the intelligent isotherm refrigeration system works to maintain a remarkably constant temperature, ensuring your fresh goods and frozen stores are preserved reliably through varying sea conditions. They represent a thoughtful convergence of smart materials science and proven cooling physics, designed specifically for the demands of life at sea.
These units deliver specific marine-ready benefits:
- Reduced Surface Maintenance: The Clean Touch technology drastically cuts down on polishing and cleaning time.
- Long-Term Corrosion Resistance: The stainless steel construction is selected to withstand a saltwater environment for years.
- Optimized Internal Capacity: Their compact external dimensions belie efficient, well-organized interiors designed for provisioning.
- Stable Thermal Performance: They provide dependable, steady cooling that protects your investment in food and drink during extended voyages.
