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 Osculati 50.934.29 Isotherm 3-Side Stainless Steel Flange is an external finish frame designed for IceDrink Clear WT marine ice makers. Manufactured from stainless steel, the flange provides a clean integrated installation appearance for onboard ice maker systems in yachts and motorboats. Designed as a 3-side external finish flange, it is intended for IceDrink Clear WT models featuring a 3 L built-in water tank and 18 kg/day ice production capability with spray technology for clear ice generation. |
$ 167.91
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1-2 weeks delivery time Osculati 50.934.30 Isotherm Stainless Steel 4-Side Finishing Frame is designed for Isotherm Drawer DR100 marine refrigerator and freezer units. The frame provides a complete integrated installation appearance for onboard refrigeration systems featuring stainless steel front-opening drawers and Secop 12/24V universal voltage compressors. Designed as a 4-side finishing frame, it is intended for professional marine refrigeration installations in yachts and motorboats. |
$ 85.20
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1-2 weeks delivery time Osculati 50.934.31 Isotherm Stainless Steel 4-Side Finishing Frame is designed for Isotherm Drawer DR130 marine refrigeration units equipped with Secop 12/24V universal voltage compressors. Intended for Clean Touch refrigerator models with anti-fingerprint surface, the frame provides a complete integrated installation appearance for onboard refrigeration systems in yachts and motorboats. The stainless steel finishing frame is designed for professional recessed marine refrigeration installations. |
$ 299.03
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1-2 weeks delivery time The Osculati 50.826.02 Isotherm BI29 is a compact top-loading marine fridge/freezer designed for onboard refrigeration and freezing applications in yachts, motorboats, camper vans, and recreational vehicles. Featuring a 29-litre capacity, the unit is fully removable and fitted with roller slides for convenient access and servicing. The refrigerator/freezer includes a stainless steel internal lining combined with a durable plastic bottom for corrosion resistance and easy cleaning. Operating on universal 12V/24V DC voltage, the BI29 maintains adjustable temperatures from +10°C down to -12°C while offering efficient energy consumption for onboard use. |
$ 1,861.55
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1-2 weeks delivery time Osculati 50.870.02 Isotherm Cruise CR49 Total Black Classic Fridge is a 49 L marine refrigerator designed for compact onboard refrigeration systems in yachts and motorboats. Featuring a contemporary matte black finish, the refrigerator combines corrosion-resistant construction with efficient refrigeration performance. The unit includes an integrated freezer compartment, internal LED lighting, food-safe interior coating with rounded corners for simplified cleaning, magnetic door lock, and low-consumption Secop 12/24V compressor. Operating with power consumption of 278 W/24h, the refrigerator measures 380x452x525 mm and is suitable for integrated marine galley installations. |
$ 1,151.69
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1-2 weeks delivery time Osculati 50.870.03 Isotherm Cruise CR65 Total Black Classic Fridge is a 65 L marine refrigerator designed for onboard refrigeration systems in yachts and motorboats. Featuring a contemporary matte black finish, the refrigerator combines corrosion-resistant construction with efficient cooling performance for marine environments. The unit includes an integrated freezer compartment, internal LED lighting, food-safe interior coating with rounded corners for simplified cleaning, magnetic door lock, and low-consumption Secop 12/24V compressor. Operating with power consumption of 288 W/24h, the refrigerator measures 450x473x530 mm and is suitable for integrated galley and cabin refrigeration installations. |
$ 1,215
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1-2 weeks delivery time Osculati 50.870.06 Isotherm Cruise CR100 Total Black Classic Fridge is a 100 L marine refrigerator designed for integrated onboard refrigeration systems in yachts and motorboats. Featuring a contemporary matte black finish, the refrigerator combines corrosion-resistant construction with efficient refrigeration performance for marine environments. The unit includes an integrated freezer compartment, internal LED lighting, food-safe interior coating with rounded corners for simplified cleaning, magnetic door lock, and low-consumption Secop 12/24V compressor. Operating with power consumption of 400 W/24h, the refrigerator measures 486x455x746 mm and is suitable for medium-capacity marine galley installations. |
$ 1,332.19
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1-2 weeks delivery time Osculati 50.870.05 Isotherm Cruise CR86 Total Black Classic Fridge is an 86 L marine refrigerator designed for onboard refrigeration systems in yachts and motorboats. Featuring a contemporary matte black finish, the refrigerator combines corrosion-resistant construction with efficient cooling performance suitable for marine environments. The unit includes an integrated freezer compartment, internal LED lighting, food-safe interior coating with rounded corners for simplified cleaning, magnetic door lock, and low-consumption Secop 12/24V compressor. Operating with power consumption of 499 W/24h, the refrigerator measures 380x495x850 mm and is suitable for vertical marine galley refrigeration installations. |
$ 1,305.24
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1-2 weeks delivery time The Osculati 50.039.00 Isotherm Cruise CR40 Cubic is a compact marine refrigerator/freezer designed for flexible onboard food and beverage storage in yachts, motorboats, and recreational vessels. With a 40-litre capacity, the unit can operate both as a refrigerator and freezer and supports either front-opening or top-opening installation configurations. Equipped with a high-efficiency SECOP compressor, the refrigerator supports radio remote control operation up to 1.3 meters distance. The white door panel can be customized with decorative coverings to match onboard interiors. The unit operates on 12V and 24V DC systems and provides adjustable temperature ranges for refrigeration and freezing applications. |
$ 1,416.57
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1-2 weeks delivery time The Osculati 50.040.00 ISOTHERM Refrigerator/Freezer BI40 offers a compact solution with a 40-liter capacity. It comes equipped with a plastic bottom and internal removable baskets for easy organization. Powered by a Secop compressor with a 12/24 volt universal voltage system, it consumes approximately 270 W/24 h. This refrigerator version features a housing measuring 405x420x400+160 mm (HxPxL) and lacks an internal coating of inox. |
$ 1,309.55
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1-2 weeks delivery time The Osculati 50.042.00 Isotherm BI75 is a built-in marine refrigerator/freezer designed for reliable onboard refrigeration in yachts, motorboats, and recreational vessels. Featuring a 75-litre capacity, the unit is equipped with a durable plastic bottom, removable internal baskets, and a high-efficiency Secop compressor operating on universal 12V/24V DC voltage. The BI75 configuration is designed primarily as a refrigerator version and includes an internal stainless steel coating for improved durability and hygiene. Its compact built-in design makes it suitable for integrated galley and cockpit installations where efficient refrigeration and space optimization are required. |
$ 2,843.34
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1-2 weeks delivery time The Osculati 50.043.00 Isotherm BI92 is a built-in marine refrigerator/freezer designed for reliable onboard refrigeration and freezing in yachts, motorboats, and recreational vessels. Featuring a 95-litre capacity, the unit is equipped with a durable plastic bottom, removable internal baskets, and a high-efficiency Secop compressor operating on universal 12V/24V DC voltage. The BI92 configuration supports both refrigerator and freezer operation and includes an internal stainless steel coating for improved durability and hygiene. Its compact built-in design makes it suitable for integrated galley and cockpit installations where efficient refrigeration and freezing performance are required. |
$ 3,454.80
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1-2 weeks delivery time The Osculati 50.826.00 Isotherm CR36 is a compact marine refrigerator designed for onboard refrigeration in yachts, motorboats, campers, and recreational vehicles. Featuring a 36-litre capacity, the refrigerator is equipped with a high-efficiency Secop compressor supporting universal 12V/24V DC operation. The CR36 model combines compact dimensions with low power consumption, making it suitable for installations where space and energy efficiency are critical. The clean-touch exterior surface reduces visible fingerprints and simplifies cleaning for improved onboard appearance and maintenance. |
$ 1,727.39
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1-2 weeks delivery time The Osculati 50.826.01 Isotherm DR105 SS is a high-capacity drawer-style marine refrigerator designed for onboard refrigeration in yachts, motorboats, camper vans, and recreational vehicles. Featuring a 105-litre capacity, the refrigerator is equipped with a high-efficiency Secop compressor supporting universal 12V/24V DC operation. The stainless steel clean-touch finish provides an anti-fingerprint surface for easier maintenance and a modern marine appearance. The drawer configuration allows convenient access to refrigerated contents while maximizing space efficiency in onboard galley installations. |
$ 2,868.79
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1-2 weeks delivery time The Osculati 50.826.06 Isotherm DR55 SS Freezer is a drawer-style marine freezer designed for onboard freezing applications in yachts, motorboats, camper vans, and recreational vehicles. Featuring a 55-litre capacity, the unit is equipped with a stainless steel front-opening drawer with integrated stop system for secure operation in marine environments. The freezer operates with a high-efficiency Secop compressor supporting universal 12V/24V DC voltage and includes automatic defrosting for simplified maintenance. Its compact built-in configuration makes it suitable for marine galley installations and mobile refrigeration systems requiring dedicated freezer storage. |
$ 3,605.95
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1-2 weeks delivery time The Osculati 50.826.07 Isotherm DR85 Stainless Steel Clean Touch refrigerator is a drawer-style marine refrigerator designed for onboard refrigeration in yachts, motorboats, camper vans, and recreational vehicles. Featuring an 85-litre capacity, the refrigerator is equipped with a high-efficiency Secop compressor supporting universal 12V/24V DC operation. The stainless steel Clean Touch finish provides an anti-fingerprint surface for simplified cleaning and a premium marine appearance. Its drawer-style configuration allows convenient access to refrigerated contents while maximizing onboard space efficiency. |
$ 2,546.10
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1-2 weeks delivery time The Osculati 50.826.08 Isotherm DR130 Stainless Steel Clean Touch refrigerator is a high-capacity drawer-style marine refrigerator designed for onboard refrigeration in yachts, motorboats, camper vans, and recreational vehicles. Featuring a 130-litre capacity, the refrigerator is equipped with a high-efficiency Secop compressor supporting universal 12V/24V DC operation. The stainless steel Clean Touch finish provides an anti-fingerprint surface for simplified cleaning and a premium marine appearance. Its drawer-style configuration allows convenient access to refrigerated contents while maximizing onboard space efficiency in larger galley installations. |
$ 2,607.21
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1-2 weeks delivery time The Osculati 50.826.09 Isotherm DR16 is a compact drawer-style marine refrigerator designed for onboard refrigeration in yachts, motorboats, camper vans, and recreational vehicles. Featuring a 16-litre capacity, the refrigerator is equipped with a silent and high-efficiency Secop BD 1.4F compressor supporting universal 12V/24V DC operation. The silver-painted stainless steel drawer front, stainless steel rails, and integrated digital display combine elegant styling with practical onboard functionality. Its compact dimensions and Easy Fix installation system make it ideal for small marine galley spaces and cockpit cabinetry. |
$ 1,159.51
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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.
