
CTM CX-36HS – 36,000 BTU Condenser – Marine Split A/C Unit – 230V – 50/60HZ – R410A w/ Soft Start
The CTM CX-36HS delivers 36,000 BTU condenser capacity with 230V 50/60HZ power, R410A refrigerant, and soft-start functionality.
- 36,000 BTU capacity supports larger spaces.
- 230V supply guides electrical compatibility.
- 50/60HZ operation supports listed frequencies.
- R410A identifies the refrigerant specification.
- Soft start manages startup current.
Mid-to-large vessels that need serious cooling capacity but also run on a limited generator or shore power connection have a specific problem: bigger compressors need bigger startup current, and not every boat has that current to spare. The CTM CX-36HS solves this with a built-in soft start board on a 36,000 BTU condenser, reducing the compressor’s startup draw by 65-75% compared to its locked-rotor amperage.
One verified owner of a 63-foot Vantare running this exact unit in a large salon/galley reported it holding 72 degrees through Galveston, Texas summers despite doors and windows that don’t seal particularly well — and doing so without running constantly. That kind of real-world performance under genuinely demanding conditions is the best evidence that the soft start technology and cooling capacity actually deliver on the marketing.
Why Choose the CTM CX-36HS
Real owner feedback backs this unit up directly, and it carries CTM’s standard 2-year warranty against material and workmanship defects. Given the current draw figure’s overlap with other CTM listings noted above, the locked rotor amps and fuse rating — both of which scale correctly with capacity — are the more reliable numbers for electrical planning in the meantime.
What to Know Before Installing
- EPA certification must be provided before shipping
- Requires a separately purchased evaporator — this listing is the condenser only
- Confirm actual current draw with CTM given the data overlap noted above
- An 8-pin Elite II control with cable can be added at checkout if needed
Product Specifications
Product Specifications
| Brand | CTM Marine |
|---|---|
| Exact Model Code / SKU | CX-36HS (Soft Start Version) |
| Country of Origin | USA |
| System Architecture | Split System Condenser (w/ Soft Start) |
| Cooling Capacity - BTU/h | 36,000 BTU/h |
| Cooling Capacity - kW/Watts | 10.55 kW |
| Heating Capacity - BTU/h | 36,000 BTU/h |
| Reverse Cycle Heating Function | Yes |
| Electrical Voltage | 230V |
| Alternating Current Frequency | 50/60 Hz |
| Electrical Phase | Single Phase |
| Full Load Amps - FLA Cooling | 9.6 A |
| Full Load Amps - FLA Heating | 12.2 A |
| Locked Rotor Amps - LRA | 18 A (Reduced via Integrated Soft Start Ramp) |
| Max Circuit Breaker Size | 35 A |
| Refrigerant Type | R-410A |
| Compressor Type | Hermetic Scroll |
| Seawater Water Flow Rate | 10.0 GPM (600 GPH) |
| Seawater Inlet Pipe Size | 3/4 inch (19 mm) |
| Seawater Outlet Pipe Size | 3/4 inch (19 mm) |
| Physical Dimensions - Unit | 15.5 x 15.5 x 14.0 inches (394 x 394 x 356 mm) |
| Net Weight | 82 lbs (37.2 kg) |
| Chassis & Condenser Material | Stainless Steel Pan & Titanium Coils |
| Standard Factory Warranty | 2 Years |
| Application & Sizing Guidance | Ideal for large multi-cabin layouts up to 1,800 cu.ft, boat length 44-55 ft, drastically lowers high-current startup spike to accommodate restricted generator capacities. |
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Free standard delivery to the United States, Canada and Australia.
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