CTM CT-12 12000 BTU Marine Air Conditioner 115V
$1,505.00
CTM CT-12 12000 BTU Marine Air Conditioner 115V is a self-contained marine AC unit built for 50/60Hz operation. It features titanium circulating coils, a high-velocity turbo blower, corrosion-resistant construction, and compatibility with several major marine A/C control platforms.
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Overview CTM CT-12 12000 BTU Marine Air Conditioner 115V
CTM CT-12 12000 BTU Marine Air Conditioner 115V is a self-contained marine air conditioner designed for 105-120V, 50/60Hz operation. This 12,000 BTU model is built for buyers who need higher-capacity onboard cooling in a compact format, with marine-focused construction details including titanium circulating coils, stainless steel bolts, and a stainless steel structural pan with an ABS tray.
The CT-12 is also presented as a drop-in replacement for self-contained marine AC units from major brands including Dometic, Webasto, Cruisair, Marine Air, and Mermaid Air. The product information further states compatibility with Dometic, Cruisair, Marine Air, and Micro Air controls, thermostats, and cables, which may help simplify replacement projects where compatible onboard control components are already installed.
Key Features of CTM CT-12 12000 BTU Marine Air Conditioner 115V
- 12,000 BTU capacity for marine cooling applications that need more output than smaller-capacity units.
- 105-120V, 50-60Hz operation for boats using 115V-class onboard electrical systems.
- Self-contained marine air conditioner design stated in the product data.
- High-velocity rotatable turbo blower supports onboard airflow, with rotation listed as less than 250 degrees.
- 350 CFM blower airflow and 1200 RPM blower speed provide clear model-specific performance details.
- Titanium circulating coils are specified for corrosion-resistant seawater cooling performance.
- Stainless steel bolts and structural pan help resist rust in demanding marine environments.
- ABS tray adds a durable, corrosion-resistant base component.
- Compatible with several major marine A/C control, thermostat, and cable platforms named in the product data.
- Backed by a 2-year warranty.
Applications
This model is suited to buyers looking for a 12,000 BTU marine air conditioner for a new installation or a replacement project on a 115V electrical system. It can be a practical option when a higher-capacity self-contained unit is needed while still maintaining compatibility with several established marine A/C controls and cables.
Because the product data positions it as a drop-in replacement for self-contained systems from several major brands, the CT-12 may also be useful in retrofit projects where preserving compatible control components is important. Its compact, corrosion-resistant construction is another practical fit for demanding marine environments.
Why Choose This Marine Air Conditioner
The CTM CT-12 gives buyers a clearly defined 12,000 BTU, 115V option in the CTM range, making it easier to separate from the 6,000 BTU and 10,000 BTU variants. Its buying value comes from the combination of confirmed self-contained design, corrosion-resistant materials, replacement compatibility across several established marine A/C brands, and stated compatibility with multiple control platforms. For buyers comparing exact specifications, this model also provides clear figures including 26 A starting amps, 43 A locked rotor amps, 350 CFM airflow, and a 2-year warranty.
Product Specifications
| Feature | Details |
|---|---|
| Brand | CTM |
| Model | CT-12 |
| Cooling Capacity | 12,000 BTU |
| Voltage | 105-120 V |
| Frequency | 50-60 Hz |
| Refrigerant Type | R410A |
| Current Consumption Cool / Heat | 8.7 A / 10.8 A |
| Starting Amps | 26 A |
| Locked Rotor Amps | 43 A |
| Fuse Max. / Min. | 25 A / 16 A |
| Blower Airflow | 350 CFM |
| Blower Speed | 1200 RPM |
| High Velocity Blower | Yes |
| Minimum Supply Duct Size | 5 in / 127 mm |
| Seawater Inlet Connection | 5/8 in / 16 mm |
| Suggested Water Flow | 250 GPH |
| Net Weight | 50 lbs / 23 kg |
| Warranty | 2-Year |
What's Included
- CTM CT-12 12,000 BTU marine air conditioner unit
Frequently Asked Questions About CTM CT-12 12000 BTU Marine Air Conditioner 115V
What voltage does the CTM CT-12 require?
This model operates on 105-120 V and 50-60 Hz power. It is the 115V-class version of the 12,000 BTU CTM unit, so buyers should match it with the boat’s available electrical system before ordering.
Can the CTM CT-12 replace other self-contained marine AC units?
The product information states that it works as a drop-in replacement for self-contained marine AC units from major brands including Dometic, Webasto, Cruisair, Marine Air, and Mermaid Air. It is also stated to be compatible with Dometic, Cruisair, Marine Air, and Micro Air controls, thermostats, and cables. Physical fitment should still be verified because installation dimensions are not provided here.
What airflow and duct size are specified for this model?
The CT-12 has a listed blower airflow of 350 CFM and a blower speed of 1200 RPM. The minimum supply duct size is 5 inches / 127 mm. These details help buyers identify the airflow profile of this exact 12,000 BTU variant.
Is a heating function explicitly specified for this unit?
The provided data lists current consumption for cool and heat modes as 8.7 A / 10.8 A. However, the product text does not explicitly describe this model as a heat pump or specify a named heating cycle. For that reason, the page keeps the description limited to the confirmed product details provided.

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