Sub-Zero Marine
Refrigeration Service
Marine refrigeration selection, installation planning, onboard diagnostics, repair, and maintenance for Sub-Zero equipment aboard boats and yachts throughout Southwest Florida.
Official Sub-Zero marine dealer
Serving boats and yachts across Southwest Florida.
Why Sub-Zero on Boats Needs Specialized Service
Refrigeration aboard a boat operates around vibration, salt exposure, changing power sources, confined cabinetry, and limited ventilation. Those conditions must be considered during diagnosis, repair, and installation.
Salt Air Corrosion
Electrical connections, condenser coils, and control boards corrode faster in marine environments. We apply marine-grade protection.
Vibration Stress
Engine vibration loosens connections, shifts compressor mounts, and causes thermostat drift. We secure and calibrate for marine conditions.
Restricted Airflow
Boat installations have tighter clearances than homes. We optimize condenser ventilation to prevent overheating and compressor failure.
Power Instability
Shore power, generator, and inverter switching creates voltage fluctuations. We verify electrical protection and compatibility.
Have the model and serial tag ready
Sub-Zero publishes model-specific service information. The rating plate identifies the model, serial number, manufacture date, refrigerant information, and electrical ratings. On many full-size units it is inside a door near the top hinge; common undercounter locations are inside the cabinet, and ice makers generally place it on the inside left wall. Wine-storage and column locations vary by series.
Send a readable rating-plate photo, symptom, temperatures, any alarm, vessel location, and photos of the unit's access and ventilation. ACCUMAR will confirm the appropriate appointment scope and parts path from the installed model rather than assuming a residential configuration.
Manufacturer reference
Use Sub-Zero's official serial-tag guide to locate the rating plate for your series. The installed unit's current manual governs its service procedure.
Sub-Zero serial tag locationsOur Sub-Zero Marine Services
Complete Sub-Zero service for marine vessels — from maintenance and diagnostics to repair planning.
Repair & Diagnostics
On-board troubleshooting and repair of all Sub-Zero models. Compressor, thermostat, control board, sealed system, and electrical diagnostics.
Preventive Maintenance
Annual service program: condenser cleaning, gasket inspection, temperature calibration, electrical connection check, and corrosion prevention.
Installation
New Sub-Zero installations on yachts and sportfish. Custom fit, electrical integration, ventilation design, and vibration dampening.
Temperature Calibration
Precision calibration of refrigerator and freezer compartments. Critical for wine storage units and food safety compliance.
Wine Storage Service
Specialized service for Sub-Zero wine preservation units. Humidity control, UV protection, vibration isolation, and temperature zone calibration.
Scheduled Service Review
Send the model, temperatures, fault history, vessel location, access, and photos for business-hour review. Response and repair timing are confirmed case by case.
Marine refrigeration examples
Sub-Zero equipment in yacht applications
Examples of new equipment, integrated galley installations, storage configurations, and replacement access. Images are presented as equipment and installation-context examples.
Yacht galley integration
Stainless undercounter refrigeration integrated into a finished yacht galley.
Integrated cabinetry
Marine refrigeration installed behind finished cabinetry where fit, ventilation, and service access must be planned together.
Replacement access
A removed yacht refrigerator/freezer unit illustrating the access and protection required during replacement work.
New equipment planning
A new stainless Sub-Zero unit prepared for installation planning and final placement.
Premium cold storage
Full-height refrigeration and drawer storage configured for organized provisions and serviceable access.
Project-Based Pricing
All Sub-Zero service is quoted on a project basis — you'll know the cost upfront before we start. Diagnostics, repairs, annual maintenance, and installations are each scoped and priced as a complete project.
Standard service labor
Starting at $160 per hour
One-hour minimum unless different project pricing is specified in writing.
Call 239-323-9600 for a project quote. Appointment requests are reviewed during business hours; availability is confirmed case by case.
Service Area
We service Sub-Zero units on boats and yachts throughout Southwest Florida, from marinas and boatyards to private docks.
Schedule Sub-Zero Service
Call us directly or use our online booking system to schedule your Sub-Zero marine service appointment.
Frequently Asked Questions
Is ACCUMAR Marine an official Sub-Zero marine dealer?
Yes. ACCUMAR Marine Services is an official Sub-Zero marine dealer for Southwest Florida. We support marine refrigeration selection, installation planning, onboard diagnostics, repair, and maintenance. Project-specific warranty or factory-service eligibility is confirmed from the model and service requirements.
What Sub-Zero models do you service on boats?
We service Sub-Zero marine refrigeration found aboard boats and yachts, including full-size refrigerator/freezer combinations, Designer and Classic units, PRO units, column and undercounter refrigeration, wine storage, and ice makers. Confirm the exact model and serial number before scheduling because service procedures and parts are model-specific.
How much does Sub-Zero marine service cost?
Sub-Zero service labor is available starting at $160 per hour with a one-hour minimum or may be quoted as a defined project. Appointment requests are reviewed during business hours, with timing confirmed case by case. Parts availability depends on the model and supplier availability. Call 239-323-9600 for a quote.
Why does my Sub-Zero on my boat need specialized marine service?
Sub-Zero units on boats face conditions they don't encounter in homes: constant vibration, salt air corrosion, humidity, unstable power supply (shore vs generator vs inverter), and confined installation spaces with restricted airflow. A marine-certified technician understands these factors and how they affect compressor life, condenser performance, and electrical connections.
Can you install a new Sub-Zero on my yacht?
Yes. We handle full Sub-Zero installations on marine vessels including custom cabinetry coordination, electrical connections (AC and DC), ventilation requirements, and vibration dampening. We ensure proper airflow clearances and power supply compatibility whether you're running shore power, generator, or inverter.
My Sub-Zero isn't cooling properly on my boat. What's wrong?
Common marine-specific causes include: restricted condenser airflow from engine room heat, corroded electrical connections from salt air, compressor strain from unstable power supply, dirty condenser coils from marine environment, and thermostat drift from vibration. We diagnose the root cause on board, then confirm repair scope, parts, and scheduling from the findings.
Where do I find the Sub-Zero model and serial tag?
The location depends on the unit. Full-size combination units commonly have the rating plate inside the refrigerator or freezer door near the top hinge; Designer columns place it inside a middle drawer or cabinet, and many Designer Tall, Designer Drawer, and 700 Series units place it inside the cabinet to the left of the upper drawer. Undercounter refrigerators commonly show it inside the upper-left cabinet area, while ice makers generally show it on the inside left wall. Wine-storage locations vary by series. Send a clear photo of the rating plate, which lists the model and serial number, rather than guessing from the cabinet size.
What should I send before requesting Sub-Zero marine service?
Please send the model and serial-tag photo, the symptom and when it began, current refrigerator/freezer or wine-storage temperatures, any displayed fault or alarm, the vessel location, and photos showing the unit, ventilation openings, and access path. Also tell us whether the boat is on shore power, generator, inverter, or switching between sources. This helps us review the correct model-specific service information before an appointment.
Why did my Sub-Zero ice maker stop making ice?
A stopped ice maker can involve water supply, temperature, controls, a harvest mechanism, or an electrical or power-source issue. Check only what you can reach safely and send the model/serial photo, any alarm, and whether the refrigerator and freezer compartments are holding temperature. ACCUMAR can diagnose the unit and vessel power context by appointment; parts and repair scope depend on the model and findings.
Why is my Sub-Zero temperature drifting underway?
Temperature changes underway can relate to airflow, door or drawer sealing, condenser condition, cabinet ventilation, vibration, or changes between shore, generator, and inverter power. Record the compartment temperature and when the change occurs, then send those details with the rating-plate photo. We test the unit and its installation conditions before recommending a repair or adjustment.
Why does my Sub-Zero trip the inverter?
An inverter trip may be associated with the vessel's power configuration, an overloaded circuit, wiring or connection condition, or a fault within the refrigeration system. Do not repeatedly reset a tripping circuit. Share the model/serial photo, the inverter or alarm message, and whether the trip occurs at startup or during operation so the appointment can be scoped safely.
What should I do if the Sub-Zero door seal is not holding?
A door that will not seal can admit warm air and may be affected by gasket condition, alignment, cabinet fit, debris on the sealing surface, or vessel movement. Note which edge is not sealing and send a photo of the gasket and rating plate. We inspect the fit and surrounding installation before determining whether adjustment, a replacement gasket, or another repair is appropriate.
Official Sub-Zero Marine Dealer for Southwest Florida
Coordinate equipment selection, installation planning, onboard diagnosis, repair, and maintenance with a marine service company that understands the complete vessel environment.
Captain's Maintenance Bulletin
Seasonal checklists, diagnostic tips, and marine AC insights from decades of experience in the field. No fluff — just what works.
Tell us what the vessel needs.
Open ACCUMAR’s verified Jobber Client Hub to submit available request details, review a quote, approve a required deposit, and keep job records in one secure place.
Recent Jobs
ACCUMAR job records and photographs. Job dates, reported faults, findings, repairs and verification are published only when supplied by Roland. Dates are not supplied for these records; this is not a chronological job list.
Actual ACCUMAR service photographs. Each caption retains its own recorded location; these are not all one assignment. No repair outcome is inferred. Select a photograph to enlarge it. Use the arrows or swipe to move through the gallery.
Condaria compressor equipment documented during the owner-reported auxiliary chiller installation on the Pershing. Naples, Florida.
Related ACCUMAR serviceAqua Air triple-bank chiller system installation with connected piping, hose couplings and directional-flow labels, identified by ACCUMAR’s owner.
Related ACCUMAR serviceDual Dometic chiller installation with controls and insulated piping among adjacent equipment, identified by ACCUMAR’s owner.
Related ACCUMAR serviceOpen shell-and-tube heat exchanger on a workbench with heavy visible deposits across the tube openings.
Related ACCUMAR serviceTypical price ranges
- A/C service and repair
- Typical A/C repair is $160–$850 on average. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
- A/C compressor replacement
- Compressor replacement is $600–$1,800, depending on the unit. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
- A/C pump replacement
- Most jobs run $1,000–$1,500, parts included, before tax. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
- A/C unit replacement (one unit)
- Most jobs run $4,500–$7,000, parts included, before tax. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
- Chiller service
- Most jobs run $550–$900, parts included, before tax. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
- Refrigeration repair
- Most jobs run $400–$850, parts included, before tax. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
- Fridge, freezer or ice maker replacement
- Most jobs run $1,300–$3,100, parts included, before tax. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
A/C maintenance program: $140 per visit
Diagnostic visit
Most jobs run $200–$400, parts included, before tax. Every boat is different, and we confirm the price after we look at it. Labor starts at $160/hr with a 1-hour minimum.
Our AI phone receptionist answers calls 24/7. Service is by appointment, not 24/7, and there is no emergency service. Typical lead time: 3–4 weeks.
Request ServiceFrequently Asked Questions
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